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the USA
Accredited
ISO 9001 Certified

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Part Numbers

Part Number Ratio
197-101 100:5
197-201 200:5
197-251 250:5
197-301 300:5
197-401 400:5
197-501 500:5
197-601 600:5
197-701 700:5
197-751 750:5
197-801 800:5
197-102 1000:5
197-122 1200:5
197-152 1500:5
197-162 1600:5
197-182 1800:5
197-192 1900:5
197-202 2000:5
197-252 2500:5

Toroidal Current Transformer Model 197 (3.05" dia.)

Toroidal Current Transformers designed for use with ammeters, wattmeters and cross current compensation or for relay driver applications. Square case with integrated terminal block. 600V, 10 kV BIL Full Wave, CSA and UL Recognized.

Ratio400:5 to 2000:5
Window Size3.05" Diameter
ApplicationAmmeter, Wattmeter & Cross Current Compensation
Frequency50–400 Hz
Insulation Level600V, 10kV BIL Full Wave
StandardsCSA 66.1-06, CSA 66.2-06, IEEE C57.13, UL 506
WeightApprox. 2.25 lbs.
  • Terminals are brass studs No. 8-32 UNC with one flat washer, one lock washer and one nut each (square case only).
  • 5 AMP secondary standard.