Model# 3PT3 Three Phase 3-Wire Potential Transformer

Model# 3PT3 5KV

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The 3PT3-60 model is a three phase 5kV rated potential transformer with 60kV BIL in open delta configuration suitable for 3-phase 3-wire system.

Suitable for revenue grade metering applications.
Comes complete with primary fuses and have voltage ranges from 840V up to 4800V.
UL Recognized
FOR INDOOR USE ONLY
Primary Terminals: No. 10-32 Brass Screws with one flat washer and lock washer.
The core and coil assembly is encased in a plastic enclosure and vacuum encapsulated in polyurethane resin.
Recommended Spacing is for guidance only. The user needs to set appropriate values to assure performance for: high potential test, impulse test, high humidity, partial discharge, and high altitude.
Primary Fuses Included.

Insulation Class5.6kV, 60kV BIL Full Wave

Thermal Rating350VA (2.4 secondary amps per phase): 60Hz at 30°C

Thermal Rating 225VA(1.7 secondary amps per phase): 60Hz at 55°C

WeightApproximately 38 Lbs

IEEE Metering Accuracy 0.3 WX, 0.6M, 1.2Y

Volts0-840 thru 0-4800V

Frequency60Hz

Standard120Vac

Detailed Model Specifications

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Catalog Number	Primary Voltage	Secondary Voltage	Turn Ratio	Fuse Rating	Relacement Fuse Number	Accuracy Class at 100%	Thermal Rating 60Hz at 30°C Amb.	Thermal Rating 60Hz at 55°C Amb.	Insulation Class	Weight
3PT3-60-841FFF	840V	120V	7:1	1.0E	5.5AMWNA1.0E	0.3 WX, 0.6M, 1.2Y	350 VA	225 VA	5.6kV	38 Lbs
3PT3-60-122FFF	1200V	120V	10:1	1.0E	5.5AMWNA1.0E	0.3 WX, 0.6M, 1.2Y	350 VA	225 VA	5.6kV	38 Lbs
3PT3-60-242FFF	2400V	120V	20:1	1.0E	5.5AMWNA1.0E	0.3 WX, 0.6M, 1.2Y	350 VA	225 VA	5.6kV	38 Lbs
3PT3-60-332FFF	3300V	110V-50Hz	30:1	1.0E	5.5AMWNA1.0E	0.3 WX, 0.6M, 1.2Y	350 VA	225 VA	5.6kV	38 Lbs
3PT3-60-422FFF	4200V	120V	35:1	0.5E	5.5AMWNA1.0E	0.3 WX, 0.6M, 1.2Y	350 VA	225 VA	5.6kV	38 Lbs
3PT3-60-482FFF	4800V	120V	40:1	0.5E	5.5AMWNA1.0E	0.3 WX, 0.6M, 1.2Y	350 VA	225 VA	5.6kV	38 Lbs

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