PRODUCT CATALOGUE 2024 | alre.de

AIR CONDITIONING TECHNOLOGY

CLIMATE CONTROLLER OVERVIEW

KTRTB-

KTBSB-

KTRRB-

KTRRU- KTRRUu

KTRVB-

TYPE

PAGE

121 121 122 122 122 124 124 124 126 127 129 133 135 139 139 140 140

HOUSING DESIGN Berlin 1000

x

x

Berlin 2000 Berlin 3000

x

x

x

x

x

x

x

x

x

x

x

x

Berlin flush-mounted kit

x

x

x

SENSOR Bimetal (toggler)

x

x

x

NTC, internal NTC, external

x

x

x x

x x

x x

x x

x x

x x

x x

x x

x

x

x x

x x

Floor monitor (NTC) Dew point sensor (external)

x

x

x

x

x

x

x

CONTROL TYPE Climate controller

x

x

Climate controller (0–10 V)

x

x x x

x x x

x

x

x

x

Climate controller with fan output Climate controller with neutral zone Climate controller with neutral zone and fan output Mixing chamber controller (0–10 V)

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

PIPE SYSTEM Air conditioning controller as a 2-pipe system Air conditioning controller as a 4-pipe system

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

APPLICATION EXAMPLES Hot water floor heating

x

x

x

x

x

x

x

x

x

Fan coil

x x x

x

x x x

x x x

x

Air distribution systems Partial air conditioner

x x

x x

x

x

x

x x

x x

x x

x x

x x

x x

x x

x x

x x

Cooling ceiling

Heat pump AC split unit

x x

FEATURES ‘ECO’ input

x

x

x

x

x

x

x

x

x

x

x

x

Input ‘changeover – heating / cooling’

x

x

x

x

x

x

x

x

x

‘Off with frost protection monitoring’ input

x

x

x

x

x

x

x

Switch ‘on / off’

x

x

x

Switch ‘on / off with frost protection monitoring’ Switch ‘heating / cooling’ Switch ‘heating / ventilation / cooling’

x

x

x

x

Switch ‘ECO / comfort / off with frost protection monitoring’

x

x

x

Switch ‘fan’

x

x x

x x

x

x

Indicator lamp ‘ON / OFF’

Indicator lamp ‘heating mode’ Indicator lamp ‘heating’

x x

x x

x x

x x

x x

x x

x x

x x

x x

x x

Indicator lamp ‘cooling’

Indicator lamp ‘heating / cooling’ Indicator lamp ‘cooling interruption due to condensate’

x

x

x

x

x

MISCELLANEOUS 230 V~

x

x

x

x

x

x

x

x

24 V~

x

x

x

x

x

x

x

x

x

120

Catalogue 2024

Prices valid from 01.01.2024 - 31.12.2024, prices may be subject to change | V1

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