Technical training
Basic Technical Training (BTT)
V11
Publication date: 10032026
Technical training
Basic Technical Training Standard / V11 10032026
CONTENTS
1. LIST OF ABBREVIATIONS .................................................................................................................................7
2. TERMS AND DEFINITIONS...............................................................................................................................8
3. CHANGE LOG ................................................................................................................................................. 12
4. SCOPE .............................................................................................................................................................19
5. GENERAL REQUIREMENTS FOR THE BASIC TECHNICAL TRAINING .........................................................19
5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8
Overview
20 20 20 21 23 24 24 25
Target Group
Aims and Objectives
Duration of the Basic Technical Training Standard Modules
Validity Period Course Codes
Participant Prerequisites
Instructor Qualification Prerequisites
6. GENERAL RESOURCES REQUIRED TO DELIVER THE BTT MODULES ........................................................25
6.1 6.2
Practical Training Facilities
25 25
Handouts
7. USING THIS STANDARD TO DEVELOP TRAINING .......................................................................................25
7.1
Support Guidance & References for Hazardous Energies Basic Safety Module
26
8. ADMINISTRATION AND CERTIFICATION OF MODULES ............................................................................26
8.1
Participant Performance Assessment
26
9. THE BTT MECHANICAL MODULE .................................................................................................................30
9.1 9.2 9.3 9.4 9.5 9.6
Aims and Objectives for the BTT Mechanical Module Duration of the BTT Mechanical Module Participant Ratio of the BTT Mechanical Module
30 30 30 31 31 33
Equipment for the BTT Mechanical Module Timetable for BTT Mechanical Module
Detailed Description of the BTT Mechanical Module
Lesson 1 - Introduction ...................................................................................................................................... 33 Lesson 2 - Mechanical Introduction ................................................................................................................... 37 Lesson 3 - Mechanical Safety............................................................................................................................. 40 Lesson 4 - The Principles of Bolted and Welded Connections .......................................................................... 49 Lesson 5 - Use of handheld Tools...................................................................................................................... 53
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Lesson 6 - Gearbox............................................................................................................................................ 61 Lesson 7 - Braking Systems ............................................................................................................................... 63 Lesson 8 - Yaw System....................................................................................................................................... 65 Lesson 9 - Cooling System ................................................................................................................................ 67 Lesson 10 - Lubrication System ......................................................................................................................... 69 Lesson 11 - Summary and Theoretical Test ....................................................................................................... 72 Lesson 12 - Training Review .............................................................................................................................. 73
10. THE BTT ELECTRICAL MODULE ....................................................................................................................76
10.1 10.2 10.3 10.4 10.5 10.6
Aims and Objectives of the BTT Electrical Module
76 76 77 77 77 79
Duration of the BTT Electrical Module
Participant Ratio of the BTT Electrical Module Equipment for the BTT Electrical Module
Timetable for BTT Electrical Module
Detailed Description of the BTT Electrical Module
Lesson 1 - Introduction ...................................................................................................................................... 79 Lesson 2 - Introduction to Electricity ................................................................................................................. 83 Lesson 3 - Electrical Safety ................................................................................................................................ 86 Lesson 4 - Electrical Components ..................................................................................................................... 92 Lesson 5 - Sensors ........................................................................................................................................... 101 Lesson 6 - Electrical Circuits ............................................................................................................................ 104 Lesson 7 - Electrical Measuring Instruments.................................................................................................... 105 Lesson 8 - Summary and Theoretical Test ....................................................................................................... 107 Lesson 9 - Training Review .............................................................................................................................. 108
11. THE BTT HYDRAULIC MODULE ...................................................................................................................111
11.1 11.2 11.3 11.4 11.5 11.6
Aims and Objectives of the BTT Hydraulic Module
111 111 112 112 112 114
Duration of the BTT Hydraulic Module
Participant Ratio of the BTT Hydraulic Module
Equipment for BTT Hydraulic Module Timetable for BTT Hydraulic Module
Detailed description of the BTT Hydraulic Module
Lesson 1 - Introduction .................................................................................................................................... 114 Lesson 2 - Hydraulic Introduction .................................................................................................................... 119 Lesson 3 - Hydraulic Safety.............................................................................................................................. 120 Lesson 4 - Pumps............................................................................................................................................. 125 Lesson 5 - Actuators ........................................................................................................................................ 127 Lesson 6 - Valves ............................................................................................................................................. 128 Lesson 7 - Accumulators .................................................................................................................................. 134 Lesson 8 - Sensors ........................................................................................................................................... 136 Lesson 9 - Pipes, Hoses and Connections ....................................................................................................... 137 Lesson 10 - Oil and Filters ............................................................................................................................... 139
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Lesson 11 - Hydraulic Diagrams ...................................................................................................................... 141 Lesson 12 - Pressure Measuring Tools............................................................................................................. 143 Lesson 13 - Summary and Theoretical Test ..................................................................................................... 144 Lesson 14 - Training Review ............................................................................................................................ 145
12. THE BTT BOLT TIGHTENING MODULE.......................................................................................................148
12.1 12.2 12.3 12.4 12.5 12.6 12.7 12.8
Aims and Objectives of the BTT Bolt Tightening Module
148 148 148 149 149 152 153 155
Duration of the Bolt Tightening Module Participant Ratio for BTT Bolt Tightening
Participant Prerequisites for the BTT Bolt Tightening Module
Developing Training Scenarios for this Module Equipment for BTT Bolt Tightening Module Timetable for BTT Bolt Tightening Module
Detailed Description of the BTT Bolt Tightening Module
Lesson 1 - Introduction .................................................................................................................................... 155 Lesson 2 - Bolt Tightening in the Wind Industry.............................................................................................. 161 Lesson 3 - Framing the scenario: bolt torquing using powered tools .............................................................167 Lesson 4 - Pre-Task Phase: Planning and Preparation ..................................................................................... 171 Lesson 5 - The Task Phase: Safely and Correctly Torquing Bolts Using Electrical and Hydraulic Tools...........178 Lesson 6 - Post-task Phase: Pack Up and Review ............................................................................................ 184 Lesson 7 - Framing the Scenario: Bolt Tensioning Using Powered Tools........................................................186 Lesson 8 - Pre-Task Phase: Planning and Preparation ..................................................................................... 190 Lesson 9 - The Task Phase: Safe and Correct Tensioning of Bolts Using Hydraulic Tools ...............................195 Lesson 10 - Post-Task Phase: Pack Up and Review.......................................................................................... 200 Lesson 11 - Using Mechanical Handling Aids to Assist with Bolt Tightening Tasks.........................................202 Lesson 12 - Training Review ............................................................................................................................ 207
13. THE BTT INSTALLATION MECHANICAL MODULE.....................................................................................210
13.1 13.2 13.3 13.4 13.5 13.6 13.7 13.8
Becoming certified to deliver BTT Installation Mechanical Module Aims and Objectives of the BTT Installation Mechanical Module
210 210 211 211 212 212 212 214
Duration of the BTT Installation Mechanical module Participant Ratio of the BTT Installation Mechanical
Participant Prerequisites for the BTT Installation Mechanical Module Equipment and Handouts for BTT Installation Mechanical Module
Timetable for BTT Installation Mechanical Module
Detailed Description of the BTT Installation Mechanical module
Lesson 1 - Introduction .................................................................................................................................... 214 Lesson 2 - Introduction to Installation ............................................................................................................. 218 Lesson 3 - General Procedures for Working Onsite with Installation...............................................................222 Lesson 4 - Installation Environments................................................................................................................ 223 Lesson 5 - Handling and Storing ..................................................................................................................... 224 Lesson 6 - Lifting Operations........................................................................................................................... 230
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Lesson 7 - Main Component Preparation, Pre-assembly and Assembly..........................................................233 Lesson 8 - Principles of Mechanical Completion ............................................................................................. 236 Lesson 9 - Principles of Electrical Completion ................................................................................................. 239 Lesson 10 - Principles of Hydraulic Completion .............................................................................................. 240 Lesson 11 - Principles of Operation with External Generators ........................................................................ 242 Lesson 12 - Summary and Theoretical Test ..................................................................................................... 247 Lesson 13 - Training Review ............................................................................................................................ 248
14. THE BTT INSTALLATION ELECTRICAL MODULE........................................................................................251
14.1 14.2 14.3 14.4 14.5 14.6 14.7 14.8
Becoming certified to deliver the BTT Installation Electrical Module Aims and Objectives of the BTT Installation Electrical Module
251 251 252 252 253 253 253 255
Duration of the BTT Installation Electrical Module Participant Ratio of the BTT Installation Electrical
Participant Prerequisites for the BTT Installation Electrical Module Equipment and Handouts for BTT Installation Electrical Module
Timetable for BTT Installation Electrical Module
Detailed Description of the BTT Installation Electrical Module
Lesson 1 - Introduction .................................................................................................................................... 255 Lesson 2 - Introduction to Installation ............................................................................................................. 260 Lesson 3 - General Procedures for Working Onsite with Installation...............................................................264 Lesson 4 - Installation Environments................................................................................................................ 266 Lesson 5 - Handling and Storing ..................................................................................................................... 267 Lesson 6 - Lifting Operations........................................................................................................................... 271 Lesson 7 - Main Component Preparation, Pre-assembly and Assembly..........................................................272 Lesson 8 - Principle of Electrical Completion .................................................................................................. 274 Lesson 9 - Principles of Hydraulic Completion ................................................................................................ 281 Lesson 10 - Principles of Operation with External Generators ........................................................................ 284 Lesson 11 - Introduction to Handover to Commissioning ............................................................................... 289 Lesson 12 - Summary and Theoretical Test ..................................................................................................... 290 Lesson 13 - Training Review ............................................................................................................................ 291
15. THE BTT HAZARDOUS ENERGIES BASIC SAFETY MODULE .....................................................................294
15.1 15.2 15.3 15.4 15.5 15.6
Aims and Objectives of the BTT Hazardous Energies Basic Safety Module Duration of the BTT Hazardous Energies Basic Safety Module Participant Ratio of the BTT Hazardous Energies Basic Safety Module Equipment for the BTT Hazardous Energies Basic Safety Module
294 294 294 295 295 296
Timetable for BTT Hazardous Energies Basic Safety Module Detailed Description of the BTT Mechanical Module
Lesson 1 - Introduction to the training ............................................................................................................ 296 Lesson 2 - Control of hazardous energies basic safety .................................................................................... 300 Lesson 3 - Lockout-Tagout for an Ordinary Person ......................................................................................... 308 Lesson 4 - Mechanical safety ........................................................................................................................... 314
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Lesson 5 - Electrical safety............................................................................................................................... 318 Lesson 6 - Pressure Fluid safety ....................................................................................................................... 326 Lesson 7 - Hazardous energy scenario ............................................................................................................ 330 Lesson 8 - Training review ............................................................................................................................... 334
ANNEX 1 - EQUIPMENT LIST ....................................................................................................................................337
ANNEX 2 - SCENARIO DOCUMENTS: BOLT TORQUING .......................................................................................343
ANNEX 3 - SCENARIO DOCUMENTS: BOLT TENSIONING ....................................................................................358
ANNEX 4 - COMBINED DELIVERY OF THE BTT INSTALLATION MODULES (BTTI-M & BTTI-E)............................372
ANNEX 5 - HEBS SUPPORT GUIDANCE AND REFERENCES ..................................................................................373
ANNEX 6 - TEMPLATE DESCRIPTION FOR A PERMIT TO WORK...........................................................................378
ANNEX 7 - VERSION HISTORY ..................................................................................................................................382
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1. LIST OF ABBREVIATIONS
ANSI
American National Standards Institute
AC
Alternating Current
BTT
Basic Technical Training
CO 2
Carbone Dioxide
CoHE
Control of Hazardous Energies
DC
Direct Current
GFCI
Ground Fault Circuit Interrupter
GWO
Global Wind Organisation
HV
High Voltage
IEC
International Electrotechnical Commission
JSA
Job Safety Analysis
LOTO
Lock Out Tag Out
LV
Low Voltage
NFPA
National Fire Protection Association
OEM
Original Equipment Manufacturer
OSHA
Occupational Safety and Health Administration
PDR
Plan-Do-Review
PE
Protective Earth
PPE
Personal Protective Equipment
RCD
Residual Current Device
SSOW
Safe System of Work
SWA
Safe Work Approach
TRA
Task Risk Assessment
WTG
Wind Turbine Generator
WTSR
Wind Turbine Safety Rules
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2. TERMS AND DEFINITIONS
The purpose of this section is to avoid different interpretations of these terms depending on whoever is reading the standard.
Term
Definition
Approach boundaries
As part of the risk assessment process for electrical work, approach boundaries should be determined. There are two shock protection boundaries; the Limited Approach Boundary and the Restricted Approach Boundary, that must be established in order to provide a safe distance for personnel from exposed, energized electrical components. For supporting guidance on good working practices on approach boundaries refer to Annex 5 Work instruction approved by the company responsible for the work described, according to its internal processes. Normally done with its corresponding risk assessment that will include the control measures for all risks identified. An explosive electrical discharge that occurs when current flows through the air between conductors, releasing intense heat (up to 19,000 °C), light and blast shock wave. This dangerous event can pose significant risks of burns and blast injuries.
Approved work instruction
Arc Flash
Bolt Tightening
Refers to the practice of tightening a bolt and includes both torquing and tensioning
Equipment that is suspected to be damaged and must be treated with more caution than equipment in its normal condition.
Deranged equipment
Discussion
The purpose of a discussion as a learning activity is to ensure that as many participants as possible reflect on the given topic by taking active part in the discussion. The instructor must arrange the participants in small groups or pairs to ensure that all participants are involved. The instructor can initiate a discussion by asking open-ended questions Any task performed on an electrical installation that requires specific electrical knowledge to be performed safely and correctly. Examples: install components, alter a circuit, take electrical measurements, replace a component, create an electrically safe work condition. Establishing an electrically safe work condition is the mandatory, step-by-step process of de-energizing, locking/tagging out, and verifying the absence of voltage on electrical equipment before work begins to prevent shock and arc
Electrical work
Establishing an electrically safe work condition
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flash injuries. It ensures equipment is fully isolated and safe to touch before work starts. For supporting guidance on good working practices on establishing an electrically safe work condition refer to Annex 5 Electrical components or parts capable of being inadvertently touched or approached nearer than a safe distance by a person, due to not being properly enclosed or insulated (e.g. IP0X, IP1X). Critical components used to securely join different parts of the turbine, ensuring structural stability and reliability. Fasteners can include bolts, nuts, washers, and other hardware that hold together parts like the tower segments, nacelle components, rotor blades, and hub Instructor’s feedback should focus on what the participant must adjust to perform correctly. Feedback may involve dialogue, where the participant reflects on his/her understanding or performance Learning activity involving all participants. Group discussions may be conducted in smaller groups. The instructor should step back and only interfere to facilitate the experience exchange between participants. Optimal group size is 4 participants
Exposed electrical parts
Fasteners
Feedback
Group discussion
Hand tools
Manually operated tools
Handheld tools
Powered and manually operated tools
Hazard
A hazard is any source of potential damage, harm or adverse health effect on something or someone Any energy (electrical, mechanical, hydraulic, pneumatic, chemical, thermal, gravitational force etc.) that could cause injuries to personnel. Indication of which tool will provide the safest grip, fit, or attachment to the fastener to be tightened or loosened In this GWO training standard, the term High Voltage is used for voltages normally exceeding low voltage. The exact voltage designation varies globally depending on where you work.
Hazardous energy
Hierarchy of Tooling
High Voltage
Use of the term High Voltage:
Terms for low, medium and high voltage may be applied in different ways in different regions and in other working contexts, such as at the electrical distribution and transmission network levels. For example, IEC defines high voltage as a voltage which exceeds 1000 V AC or 1500 V DC., while NFPA 70E and OSHA defines on or above 600V as high voltage working. At the electrical network level, IEC defines high voltage lines
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as those above 36 kV (36,000 volts), while medium voltage lines are networks with a voltage between 1 and 35 kV (1,000 and 35,000 volts). The 'HV' mark comes from the German term 'Hochfest Vorgespannt' meaning high strength preloaded
HV Bolt
Installation
Preparation
•
Pre-assembly
•
Assembly
•
Impact Wrench
Also referred to as an impact gun and rattle gun
Isolation point
A specific, identified device or location on equipment which shall ensure reliable disconnection or separation from an energy source.
Low Voltage
In this GWO training standard, the term low voltage is used to refer to voltages less than those defined as high voltage. The exact voltage designation varies globally depending on where you work.
Use of voltage classifications:
IEC defines LV as voltages normally exceeding 50 V AC or 120 V DC but not exceeding 1000 V AC or 1500 V DC between conductors, or 600 V AC or 900 V DC between conductors and earth. According to the ANSI C84.1-2020: low voltage is between 240 to 600 V and medium voltage is 2.4 to 69kV.
Live known source
Energy source where you know the level of energy (e.g., as part of a circuit, socket, or a hydraulic check/test point).
Suitable PPE is required for all work based on the task risk assessment. In practice the minimum requirement is generally considered to be arc-rated, flame-resistant clothing and protective gear that protects against the heat and burn risks identified in the assessment. For supporting guidance on good working practices on minimum arc flash PPE refer to Annex 5 For clarity where the word ‘must’ is used in this standard it shall have the same meaning as ‘shall’ Refers to a job safety and quality management process and may have other names including, but not limited to, Job Safety Analysis, Safe Work Approach, Task Risk Assessment, Task Plan, etc.
Minimum arc flash PPE
Must
Plan-Do-Review
Practice
The participants apply what they are learning
Pressure fluids
Compressible (e.g., nitrogen) and non-compressible (e.g., hydraulics) fluids under pressure.
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Pre-task briefing
Also known as a ‘Job Briefing’ or ‘Toolbox Talk’.
Before starting each job, the person in charge of the job must conduct a briefing with the employees involved. The briefing must cover such subjects as:
hazards related to the job tasks
•
work procedures involved
•
special precautions
•
energy source controls
•
• personal protective equipment requirements
A risk is the chance or probability that a person will be harmed or experience an adverse health effect if exposed to a hazard
Risk
Safe handling of batteries and capacitors
Safe handling of batteries and capacitors involves adhering to strict safety procedures to prevent electrical shock, chemical burns, fires, and explosions, as both components store and release significant electrical energy. Safe handling requires using appropriate PPE, ensuring devices are de-energized, storing them in cool, dry, and ventilated areas, and disposing of them as hazardous waste For supporting guidance on good working practices on safe handling of batteries and capacitors refer to Annex 5 A training scenario will reflect a similar work situation. The purpose of scenario based training is to enhance fidelity and by that support learning transfer
Scenario
Verbal form used to indicate requirements strictly to be followed in order to conform to this training standard and from which no deviation is permitted
Shall
Verbal form used to indicate that among several possibilities one is recommended as particularly suitable, without mentioning or excluding others, or that a certain course of action is preferred but not necessarily required
Should
Test point
Point used to measure energy
Work Instruction
A step-by-step document used to describe what to do, how to do it, and the safety and quality requirements for each task. The purpose of the Work Instruction is to ensure the work is performed safely, correctly, and consistently.
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3. CHANGE LOG
Publication Date
Version
02032026
11
For detailed descriptions of changes, please see the changelog published on GWO’s website here:
BTT V11 Change Log.
Overall changes to the BTT Standard
Sections 1 to 4
Updated to reflect the BTTI Module split into BTTI-Mechanical and BTTI-Electrical and the addition of BTT Hazardous Energies Basic Safety Module.
• New abbreviations, terms and definitions added as relevant to support modules
• Link to download detailed change logs added to change log section
• Scope updated for updated and new modules
Section 5
• 5.1 – 5.3: BTT overview, target groups, aims and objectives updated
• 5.4: Module durations updated: combined delivery options for BTT modules and any redcutoins of overall training duration detailed
• 5.6: Course Codes added and updated, for updated and new modules
• 5.7: Module prerequisites updated, for updated and new modules
Sections 6 to 8
Updated to reflect the BTTI Module split into BTTI-Mechanical and BTTI-Electrical and the addition of BTT Hazardous Energies Basic Safety Module
Annex 1 – Equipment list
• Updated to include training resources for updated and new module delivery
Annexes 4, 5, 6
• Annexes 4, 5, 6 added to support updated and new module delivery
Throughout: added note that instructor should remind the participants that they will receive a GWO training feedback form which they should fill out after training.
BTT Installation
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BTTI Module split into BTTI-Mechanical and BTTI-Electrical
Annex 4 on combined BTTI-M and BTTI-E delivery added
Section 2
Work Instruction definition added
•
Section 4
BTTI-M and BTTI-E modules added
•
BTTI module removed
•
Section 5.1
BTTI-M and BTTI-E modules added
•
BTTI module removed
•
Section 5.4
BTTI-M and BTTI-E modules added
•
BTTI module removed
•
Table 5.4.4 added
•
Timings changed
•
• Note inserted for table 5.4.4. on combined delivery
Section 5.6 Course Codes
BTT Installation Mechanical (BTTI-M)
•
BTT Installation Electrical (BTTI-E)
•
BTTI removed
•
• The statement “ If a participant fails to meet the demands of a Basic Technical Training Module, they shall attend a new training in that module .” Has been moved to section 8.1
Section 5.7 Participant Requisites
• Participant prerequisites changed to reflect requirements for BTTI-M alone and combined delivery of BTTI-M & BTTI-E. No prerequisites for BTTI-E
Section 8.1
• The statement “ If a participant fails to meet the demands of a Basic Technical Training Module, they shall attend a new training in that module .” Has been moved to section here from section 5.4
Module – BTTI-M (Installation Mechanical)
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Throughout
New timings for all lessons
•
New timings for module total
•
Spelling and grammar corrections
•
New Section 13.1
• Installation Mechanical and Installation Electrical interdependency
Section 13.2
• Lesson aims removed and revised to reflect focus on mechanical aspects of installation alone
Section 13.6
• Note inserted on requirements for equipment
Lesson 2 Introduction to Installation
• Learning objective 24 & 26 specified for a wind turbine installation context
Element on safety signs removed
•
• Element 2.2.9, 2.2.10 and 2.2.11 merged into one learning activity
• Element on importance of appropriate isolation removed
Lesson 3 Installation Safety
Element 3.1 renamed
•
• Learning objective 33 revised to reflect toolbox talk prior to commencing work
• Element 3.1.3, 3.1.4 and 3.1.5 merged into one single learning activity
Element on housekeeping removed
•
Element 3.2.2 amended for clarity
•
Lesson 4 Installation Environments
• Lesson aim revised to clarify wind turbine installation context
Lesson 5 Handling and storing:
5.2.1 revised for clarity on responsibility
•
Element 5.2.8 added
•
• Learning Objective 44 on ownership culture and corresponding activities moved to Element 5.2 from 5.3
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Element 5.2.4 added
•
• Element 5.2.8 moved from Participant Shall to Instructor Shall section
• Element 5.3 has name changed: Unloading and storage of main components
Lesson 7: Main component preparation, pre-assembly and assembly
• Wording of Learning Objective 79 and corresponding activities changed: “earthing between components etc. in an offshore and onshore environment”
• 7.3.1 D and 7.3.3 added to match Learning Objective 79
Lesson 9: Principles of electrical completion
• Abbreviated to reflect only understanding of electrical elements for mechanical installers
Lesson 10 Principles of hydraulic completion
• Learning Objective 105 changed from intermediate to basic
• 10.3.2 adjusted to accommodate taxonomy of Learning Objective 89
• 10.3.7 deleted: “Engage in a group discussion about the hazards associated with hydraulic completion”
• Learning objective 90 and 91 – taxonomy added
Lesson 11: Principles of operating with external generators
• Learning objective 125 (old version) on the basic principles of external generators for auxiliary systems removed
• 11.5.2 and 11.5.4 (old version) activities on external generators for auxiliary systems removed.
Lesson 12 (Old BTTI): Handover to commissioning
Lesson removed
•
Lesson 12: Summary and theoretical test
Number of questions & timings changed
•
Module – BTTI-E (Installation Electrical)
Throughout
New timings for all lessons
•
New timings for module total
•
Spelling and grammar corrections
•
New Section 14.1
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• Installation Electrical and Installation Mechanical interdependency
Section 14.2
• Lesson aims removed and revised to reflect focus on electrical installation alone
Section 14.5 Participant Prerequisites
• No participant prerequisites for Installation Electrical
Section 14.6
• Note inserted on requirements for equipment
Lesson 2
• Learning objective 24 & 26 specified for a wind turbine installation context
• 2.2.9, 2.2.10 and 2.2.11 merged into one learning activity
2.4.1 revised for clarity on examples of PPE
•
Lesson 3
Element 3.1 renamed
•
• Learning objective 36 revised to reflect toolbox talk prior to commencing work
• Element 3.1.3, 3.1.4 and 3.1.5 merged into one single learning activity
Element 3.2.2 amended for clarity
•
Lesson 5 Handling and storing:
• 5.2.4 added: Emphasise the importance of notifying a supervisor about damage found while unpacking or storing
Element 5.2.8 added
•
• Learning Objective 44 on ownership culture and corresponding activities moved to Element 5.2 from 5.3 Element 5.3 (Unloading and storage of main components) and Element 5.5 (return of goods and components:
Removed
•
Lesson 6 Lifting Operations:
• Only element for this lesson is Risks and hazards associated with lifting operations
• Lesson aim revised to reflect abbreviated lesson
Lesson 7: Main component preparation, pre-assembly and assembly
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• Element 7.1 Preparation, pre-assembly and assembly is the only element in this lesson
Lesson 8 (Old BTTI) Principles of mechanical completion
Lesson removed
•
Lesson 9 Principles of hydraulic completion
• Learning Objective 78 changed from intermediate to basic
• 9.3.2 adjusted to accommodate taxonomy of Learning Objective 78
• 9.3.7 deleted: “Engage in a group discussion about the hazards associated with hydraulic completion”
• Learning objective 79 and 80 – taxonomy added
Lesson 10: Principles of operating with external generators
• Learning objective 125 (old version) on the basic principles of external generators for auxiliary systems removed
• 10.5.2 and 10.5.4 (old version) activities on external generators for auxiliary systems removed.
Lesson 12: Summary and theoretical test
Number of questions & timings changed
•
Annex 1 Equipment List:
• Note added regarding requirements of equipment for Installation Mechanical and Installation Electrical
Annex 1 Equipment List:
• Requirement description on equipment changed: “The following pages specify the equipment required to deliver each module in alignment with this training standard. All equipment shall meet the criteria defined in the GWO Requirements for Training and is intended for use in physical training settings to support safe and effective learning and assessment“ • Specifications of conditions for combined delivery of BTT Installation Mechanical and BTT Installation Electrical.
New - BTT Hazardous Energies Basic Safety Module (HEBS)
• New module added to BTT standard based on migration of the content from GWO Control of Hazardous Energies Version 4 - CoHE Basic Safety (BaSC) module.
• Module name is changed to Hazardous Energies Basic Safety, and course code is changed to (HEBS).
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• HEBS training record validity is an enduring, aligned with other BTT modules.
• Any reference to refresher training removed (previously BaSC-R)
• Added terms and definitions relevant to HEBS module
• Timings adjusted to lessons to reflect elements moved between lessons or added. - PPE and Housekeeping elements combined in Lesson 2, Element 2.3 - Elements on ‘Response to Electrical Incident’ and ‘Hydraulic Oil Injection’ moved to the practical scenarios in lesson 7 - ‘Stored Energy’ elements added to Lesson 5 Electrical Safety and Lesson 6 Pressure Fluid Safety
Annex 1 – Equipment List
• Added equipment list for supporting delivery of HEBS module
New - Annex 5 – HEBS Support Guidance and References
• New annex provides technical guidance and references to support HEBS training delivery: - roles & responsibilities related to control of hazardous energies
- explanations of relevant safe work practices - industry regulatory alignment references
New - Annex 6 – Template Description for a Permit to Work
• New annex provides a template to support HEBS training delivery - template ‘Permit to Work’
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4. SCOPE
Global Wind Organisation is a non-profit body founded by the wind turbine manufacturers and owners. Our members strive for an injury free work environment in the wind turbine industry, setting common international standards for safety training and emergency procedures.
This standard describes the requirements for Basic Technical Training modules that are recommended and endorsed by the members of GWO. The Standard comprises of the following modules:
1.
Mechanical
2.
Electrical
3.
Hydraulic
4.
Bolt Tightening
5.
Installation Mechanical
6.
Installation Electrical
7.
Hazardous Energies Basic Safety
This standard has been developed in response to the demand for recognisable basic technical training in the industry and has been prepared in co-operation between the members of GWO based on risk assessments and factual incident and accident statistics from G+ and the wind industry. GWO members agree that everyone working on one of their sites (wind turbine generators, sub stations, etc.) shall complete Basic Technical Training courses and subsequent company specific training relevant for their assignments.
All work should be done in teams of at least two competent persons. Exemptions from the above can be made based on internal company rules.
General feedback on this document can be sent to info@globalwindsafety.org. See globalwindsafety.org on how to raise a complaint about a training provider or report a safety incident occurring during training.
5. GENERAL REQUIREMENTS FOR THE BASIC TECHNICAL TRAINING
Upon completion of the Global Wind Organisation (GWO) Basic Technical Training (BTT), participants will possess an awareness of the hazards encountered when working on hydraulic, mechanical, electrical, and installation systems, and when working with energy powered bolt tightening and how to control and mitigate these hazards, preparing candidates for working both on and offshore in the wind power industry.
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Basic Technical Training Standard / V11 10032026
5.1 Overview
The GWO Basic Technical Training is divided into the following 7 modules:
Module 1: Mechanical Module 2: Electrical Module 3: Hydraulic Module 4: Bolt Tightening
Module 5: Installation Mechanical Module 6: Installation Electrical Module 7: Hazardous Energies Basic Safety
These training modules can be delivered independently of one another as standalone training or modules may be delivered in combination to participant groups to provide some efficiencies and time savings in the overall durations of the training.
Refer to section 5.4 for details of typical BTT modules combinations and the related training durations.
5.2 Target Group The Basic Technical Training modules are targeted at candidates who have no previous experience of mechanical, electrical, hydraulic or installation systems, working with energy powered bolt tightening, or working with hazardous energies but may also be used to upskill candidates who have some knowledge but not of its application in wind turbines.
BTT Bolt Tightening and BTT Installation modules provide training relevant to specific work activities and roles. BTT Hazardous Energies Basic Safety training is relevant to work where hazardous energies are found.
The training required for different wind industry work roles varies and it is up to the duty holder to determine which modules should be mandatory training required for their workplace.
5.3 Aims and Objectives This Basic Technical Training prepares participants for further company specific training by providing them with the necessary training to perform basic hydraulic, mechanical, electrical, bolt tightening and installation tasks. When technical work takes place within the wind turbine and the environment of a wind farm, hazardous energies are found in various forms posing a risk of injury to all workers. The Hazardous Energies Basic Safety module has been developed as a basic training on the risks related to hazardous energies in the wind industry to prepare workers to act safely when in the vicinity of hazardous energies or when working on systems and equipment containing hazardous energies.
These courses will not make the participant a trained person who is allowed to perform hydraulic, mechanical, electrical, bolt tightening or installation work without supervision.
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Technical training
Basic Technical Training Standard / V11 10032026
5.4 Duration of the Basic Technical Training Standard Modules The contact time for completing each module of the Basic Technical Training Module as a standalone training is indicated in table 5.4.1 below. This is based on the times given in the module timetables.
The training provider must not exceed the time per day given in table 5.4.2 below.
BTT modules allow for slightly reduced overall timings when delivered in combination to the same participants due to complimentary topics covered across different modules. Refer to tables 5.4.3, 5.4.4, 5.4.5 and 5.4.6 for details.
Note
Modules
Duration as standalone training
Mechanical
10 hours 30 minutes
Electrical
10 hours 5 minutes
Hydraulic
9 hours 15 minutes
Bolt tightening
9 hours 0 minutes
Installation Mechanical
8 hours 00 minutes
Installation Electrical
12 hours 25 minutes
Hazardous Energies Basic Safety
4 hours
Table 5.4.1 - Duration of GWO BTT Modules as standalone training delivery
Maximum Duration Per Day
Contact time
8 hours
Total training day
10 hours
Table 5.4.2 - Maximum duration for training days
Contact time includes delivery of course lesson content, practical exercises and activities directly related to these.
Note
The total training day includes contact time, meals and breaks and travel between training sites (where applicable).
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Technical training
Basic Technical Training Standard / V11 10032026
Module combinations that provide for reduced overall timings Modules combinations which allow for reduced overall timings are summarised below in tables 5.4.3, 5.4.4, 5.4.5 and 5.4.6, with a note to explain were reduced timings may be made.
Module Combination
Duration delivered in combination
Mechanical
10 hours 15 minutes
Electrical
9 hours 50 minutes
Hydraulic
9 hours
Bolt tightening
8 hours 45 minutes
Hazardous Energies Basic Safety
2 hours
TOTAL 39 hours 50 minutes
Table 5.4.3 – Combined delivery duration of Mechanical, Electrical, Hydraulic, Bolt Tightening and Hazardous Energies Basic Safety
Time allocated to the introduction lessons of BTT Mechanical, BTT Electrical, BTT Hydraulic and BTT Bolt Tightening may each be reduced by 15 minutes when delivered to the same participants, as the redundant introductory elements shall not be repeated. The contact time for BTT Hazardous Energies Basic Safety may be reduced to 2 hours when delivering to groups in which all participants have already completed GWO BTT Mechanical, BTT Electrical and BTT Hydraulic modules, this is based on the overlap of topics covered within lessons on mechanical safety, electrical safety and pressure fluids safety.
Note
Module Combination
Duration delivered in combination
Mechanical
10 hours 15 minutes
Bolt tightening
8 hours 45 minutes
TOTAL 19 hours
Table 5.4.4 – Combined delivery duration of Mechanical and Bolt Tightening Modules
Time allocated to the introduction lessons of BTT Mechanical and BTT Bolt Tightening may each be reduced by 15 minutes when delivered to the same participants, as the redundant introductory elements shall not be repeated.
Note
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