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Part Numbers

Part Number Ratio
3P4-500 50:5
3P4-600 60:5
3P4-750 75:5
3P4-101 100:5
3P4-151 150:5
3P4-201 200:5
3P4-251 250:5
3P4-301 300:5
3P4-401 400:5
3P4-501 500:5
3P4-601 600:5
3P4-751 750:5
3P4-801 800:5
3P4-102 1000:5
3P4-122 1200:5

3 Phase Current Transformer Model 3P4 (1.56" dia.)

Three-phase current transformer assembly consisting of three Model 5SHT units mounted on a single base. Designed for use with ammeters, wattmeters and cross current compensation or relay driver applications. 600V, 10 kV BIL Full Wave, CSA and UL Recognized.

Ratio50:5 to 1200:5
Window Size1.56" Diameter (per unit)
ApplicationThree-Phase Ammeter, 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. 2.5 lbs.
  • Assembly of three single-phase Model 5 CTs mounted on a single bracket base.
  • Terminals are brass with stud and female options.
  • 600V, 10 kV BIL, 50–400 Hz standard throughout.
Assembly drawing (PDF)
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