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PotentialTransformers.com is an international OEM & EPC supplier specializing in cast epoxy resin dry-type instrument transformers (0.5kV to 35kV) — voltage transformers (VT/PT), current transformers (CT) and combined CT+VT units — for power utilities, switchgear builders and heavy industry.

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IEC 61869-3 CompliantIEEE C57.13 CompliantKEMA Type Tested
High Voltage Equipment Directory

Voltage & Current Transformers

Filter through our complete catalog of IEC 61869-3 & IEEE C57.13 compliant instrument transformers (0.5kV to 35kV): Cast Epoxy Resin Dry-Type Voltage Transformers (VT/PT), Current Transformers (CT) and Combined CT+VT units.

Category3
Voltage
Showing 382 Potential Transformer models
DC-1,2,3/35 35kV Single-Phase Power Transformer for Pole-Mounted Switchgear
35kV
Current Transformer50/60Hz

DC-1-2-3-35

35kV Single-Phase Power Transformer for Pole-Mounted Switchgear

Outdoor pole-mounted single-phase power transformer for 35kV systems. 1000/2000/3000VA capacity options. Epoxy resin cast, high insulation level. Compliant with IEC 60076 and GB 1094 standards. Provides control power for 35kV switchgear.

Accuracy ClassOn request
Insulation TypeDry Epoxy Resin
Rated BurdenOn request
ComplianceIEC 60076
View Specs
JDZXF15-35LR-CQ Indoor Single-phase Isolated Fuse-built-in Metal Armoured Epoxy Resin Casting Voltage Transformer
35kV
Voltage Transformer (VT) / Potential Transformer (PT)50Hz / 60Hz

JDZXF15-35LR-CQ

Indoor Single-phase Isolated Fuse-built-in Metal Armoured Epoxy Resin Casting Voltage Transformer

JDZXF15-35LR-CQ Indoor Single-phase Isolated Fuse-built-in Metal Armoured Epoxy Resin Casting Voltage Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 35kV, secondary voltage 0.1kV, accuracy class 0.2/0.5/3P(6P), rated burden 30VA(0.2),40VA(0.5),40VA(1.0),100VA(3P). Design: insulation level 40.5/95/200kV, Dry Epoxy Resin, 50Hz / 60Hz operation.

Accuracy Class0.2/0.5/3P(6P)
Insulation TypeDry Epoxy Resin
Rated Burden30VA(0.2),40VA(0.5),40VA(1.0),100VA(3P)
View Specs
LMZ3-10 Indoor Single-phase Epoxy Resin Casting Current Transformer
10kV
Current Transformer50/60Hz

LMZ3-10

Indoor Single-phase Epoxy Resin Casting Current Transformer

LMZ3-10 Indoor Single-phase Epoxy Resin Casting Current Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 10kV. Design: Dry Epoxy Resin, 50/60Hz operation.

Accuracy ClassOn request
Insulation TypeDry Epoxy Resin
Rated BurdenOn request
View Specs
JDZ18-6DR Indoor Single-phase Epoxy Resin Casting Voltage Transformer
6kV
Voltage Transformer (VT) / Potential Transformer (PT)50/60Hz

JDZ18-6DR

Indoor Single-phase Epoxy Resin Casting Voltage Transformer

JDZ18-6DR is an indoor single-phase epoxy resin casting voltage transformer for 6kV systems, with a rated voltage ratio of 6/0.1/0.22kV and insulation level 7.2/32/60kV. Accuracy-class rated outputs are 50VA (class 0.2), 100VA (class 0.5) and 150VA (class 1.0), with a maximum output of 1600VA; the unit weighs 70kg and operates at 50/60Hz in ambient temperatures from -5°C to +40°C. Design and testing follow GB/T 20840.1/3 and IEC 61869-1/3.

Accuracy Class0.2/0.5/1.0
Insulation TypeDry Epoxy Resin
Rated Burden50VA(0.2), 100VA(0.5), 150VA(1.0)
ComplianceGB/T 20840.1/3
View Specs
LJZN1-35 35kV Indoor Epoxy Cast Current Transformer for Grid Metering
35kV
Current Transformer50/60Hz

LJZN1-35

35kV Indoor Epoxy Cast Current Transformer for Grid Metering

35kV indoor epoxy resin cast current transformer for power grid metering. Dual windings for 0.2S high-precision metering and protection. Rated output 10-15VA, wide primary current range. Compliant with IEC 61869 and GB/T 20840 standards. Ultra-low partial discharge ensures long-term metering accuracy. Vacuum epoxy casting, compact pillar design, excellent insulation performance. Suitable for 35kV grid metering applications, customizable ratio.

Accuracy Class0.2S metering class
Insulation TypeDry Epoxy Resin
Rated Burden10-15VA
ComplianceIEC 61869
View Specs
JDZF10-35R Indoor Single-phase Epoxy Resin Casting Voltage Transformer
35kV
Voltage Transformer (VT) / Potential Transformer (PT)50Hz or 60Hz

JDZF10-35R

Indoor Single-phase Epoxy Resin Casting Voltage Transformer

JDZF10-35R Indoor Single-phase Epoxy Resin Casting Voltage Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 35kV, secondary voltage 0.1kV, accuracy class 0.2, 0.5, rated burden 30VA / 30VA / 60VA. Design: insulation level 40.5/95/200kV, Dry Epoxy Resin, 50Hz or 60Hz operation.

Accuracy Class0.2, 0.5
Insulation TypeDry Epoxy Resin
Rated Burden30VA / 30VA / 60VA
View Specs
JDZXF15-35R-CQ Indoor Single-phase Isolated Fuse-built-in Metal Armoured Epoxy Resin Casting Voltage Transformer
35kV
Voltage Transformer (VT) / Potential Transformer (PT)50Hz / 60Hz

JDZXF15-35R-CQ

Indoor Single-phase Isolated Fuse-built-in Metal Armoured Epoxy Resin Casting Voltage Transformer

JDZXF15-35R-CQ Indoor Single-phase Isolated Fuse-built-in Metal Armoured Epoxy Resin Casting Voltage Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 35kV, secondary voltage 0.1kV, accuracy class 0.2/0.5/3P(6P), rated burden 30VA(0.2),40VA(0.5),40VA(1.0),100VA(3P). Design: insulation level 40.5/95/200kV, Dry Epoxy Resin, 50Hz / 60Hz operation.

Accuracy Class0.2/0.5/3P(6P)
Insulation TypeDry Epoxy Resin
Rated Burden30VA(0.2),40VA(0.5),40VA(1.0),100VA(3P)
View Specs
JDZX18-6R Indoor Single-phase Epoxy Resin Casting Voltage Transformer
6kV
Voltage Transformer (VT) / Potential Transformer (PT)50/60Hz

JDZX18-6R

Indoor Single-phase Epoxy Resin Casting Voltage Transformer

JDZX18-6R Indoor Single-phase Epoxy Resin Casting Voltage Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 6kV. Design: Dry Epoxy Resin, 50/60Hz operation.

Accuracy ClassOn request
Insulation TypeDry Epoxy Resin
Rated BurdenOn request
View Specs
JDZ9-35Q Indoor Single-phase Epoxy Resin Casting Voltage Transformer
35kV
Voltage Transformer (VT) / Potential Transformer (PT)50Hz or 60Hz

JDZ9-35Q

Indoor Single-phase Epoxy Resin Casting Voltage Transformer

JDZ9-35Q Indoor Single-phase Epoxy Resin Casting Voltage Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 35kV, secondary voltage 0.1kV, accuracy class 0.2,0.5,1.0, rated burden 60VA / 150VA / 300VA. Design: insulation level 40.5/95/200kV, Dry Epoxy Resin, 50Hz or 60Hz operation.

Accuracy Class0.2,0.5,1.0
Insulation TypeDry Epoxy Resin
Rated Burden60VA / 150VA / 300VA
View Specs
JDZXF18-6R Indoor Single-phase Epoxy Resin Casting Voltage Transformer
6kV
Voltage Transformer (VT) / Potential Transformer (PT)50/60Hz

JDZXF18-6R

Indoor Single-phase Epoxy Resin Casting Voltage Transformer

JDZXF18-6R Indoor Single-phase Epoxy Resin Casting Voltage Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 6kV. Design: Dry Epoxy Resin, 50/60Hz operation.

Accuracy ClassOn request
Insulation TypeDry Epoxy Resin
Rated BurdenOn request
View Specs
CGIS2313 Current Transformer Applied to CGIS Gas Insulated Switchgear
35kV
Current Transformer50/60Hz

CGIS2313

Current Transformer Applied to CGIS Gas Insulated Switchgear

CGIS2313 Current Transformer Applied to CGIS Gas Insulated Switchgear is designed for metering and protection in power systems. Key ratings: primary voltage 35kV. Design: Dry Epoxy Resin, 50/60Hz operation.

Accuracy ClassOn request
Insulation TypeDry Epoxy Resin
Rated BurdenOn request
View Specs
CGIS7516 Current Transformer for Inflatable Switchgear
35kV
Current Transformer50/60Hz

CGIS7516

Current Transformer for Inflatable Switchgear

Special current transformer designed for CGIS inflatable switchgear with multiple accuracy grades and abundant primary current specifications; secondary lead length and stacked product height support customized production.

Accuracy ClassOn request
Insulation TypeDry Epoxy Resin
Rated BurdenOn request
View Specs
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