TESCO Catalog 2025

AUTOMATIC CURRENT TRANSFORMER COMPARATOR

KATC-C2

issue solved Got older, slower equipment? Knapp's KA TC is faster, more robust and more accurate! Knapp's KATC-C2 is a high accuracy current comparator that is compatible with all older generation Knopp comparators, and is designed to be a direct, plug-in replacement requiring no modification of the existing Knopp Current Transformer Test Systems. Save time and money on service by upgrading your comparator to our new next generation model! features • Easily Interchangeable with other Knopp comparators; no modification needed • Compatible with TESCO Test Manager • Ability to test transformers with 5 ampere secondaries • Automatic sensing of 50 or 60 Hertz current • Calculation and display of ANSI accuracy class • Usage and hookup error detection and alerts, resistant to excessive test current • Fast testing time (under one minute) • Continuous instantaneous readings • Automatic operation (no manual "nulling" or adjustments required) • Demag • Auto-ranging capability • Eliminated the possibility of burning up resistors by turning up the current too fast • 5" Full color LCD, 800 x480 • KATC-2C-1 model allows the ability to test down to unity

specifications dimensions:

19" wide, 18.1" Deep, 5.25" High. Note: This is a standard 3U rack enclosure.

Approximately 25 pounds

weight:

85 to 250 VAC, 2.SA, 50/60Hz

input power:

test frequency: 50±1 Hz, 60±1 Hz standard input: Range: 50 mA to 20 A Phase Error: ±90 degrees RCF: 0:,; RCF:,; 10

Ratio Error: -100%:,; Ratio Error:,; +1000% Accuracy Class: 0%:,; Accuracy Class:,; 100% Resolution: RCF: 0.00001

Phase: 0.001 degrees Accuracy Class: 0.01 1/0 connections: 1/0 connection Two (2) USB 2.0 (Front panel)

Ethernet (Front Panel) RS-485 Multi-drop (Rear panel/internal communications)

transformer inputs:

S: High side reference transformer U: High side transformer under test (TUT) E: Low side reference transformer E: Low side transformer under test (TUT) KATC-2C-1 allows the ability to test down to unity KCTS-8000 Current Transformer Testing System KCTS-1500 Current Transformer Testing System

related equipment:

Knopp, Inc., a TESCO Company 925 Canal Street, Bristol, PA 19007 I 215-228-0500 I www.knoppinc.com

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