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Part Numbers

Part Number Ratio
112-500 50:5
112-600 60:5
112-750 75:5
112-800 80:5
112-101 100:5
112-121 120:5
112-151 150:5
112-201 200:5
112-251 250:5
112-301 300:5
112-401 400:5
112-501 500:5
112-601 600:5
112-751 750:5
112-801 800:5
112-102 1000:5
112-122 1200:5
112-500-1 50:1
112-600-1 60:1
112-750-1 75:1
112-800-1 80:1
112-101-1 100:1
112-121-1 120:1
112-151-1 150:1
112-201-1 200:1
112-251-1 250:1
112-301-1 300:1
112-401-1 400:1
112-501-1 500:1
112-601-1 600:1
112-751-1 750:1
112-801-1 800:1
112-102-1 1000:1
112-122-1 1200:1

Toroidal Current Transformer Model 112 (2.25" dia.)

Toroidal Current Transformers designed for use with ammeters, wattmeters and cross current compensation or for relay driver applications. Heavy-duty construction for demanding relay and metering applications. 600V, 10 kV BIL Full Wave, CSA and UL Recognized.

Ratio50:5 to 1200:5
Window Size2.25" Diameter
ApplicationRelay and Metering
Frequency50–400 Hz
Insulation Level600V, 10kV BIL Full Wave
StandardsCSA 66.1-06, CSA 66.2-06, IEEE C57.13, UL 506
WeightApprox. 25 lbs.
  • Terminals are brass studs No. 8-32 UNC with one flat washer, one lock washer and one nut each.
  • Mounting Bracket Kits sold separately (P/N 112A00018).
  • Other ratios available on request.
  • 5 AMP secondary standard.
Datasheet (PDF)
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