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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
JDZX16-10-6 Indoor Single-phase Epoxy Resin Casting Voltage Transformer
10kV
Voltage Transformer (VT) / Potential Transformer (PT)50Hz or 60Hz

JDZX16-10-6

Indoor Single-phase Epoxy Resin Casting Voltage Transformer

JDZX16-10-6 Indoor Single-phase Epoxy Resin Casting Voltage Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 10kV, secondary voltage 0.1kV, accuracy class 0.2/3P(6P),0.5/3P(6P),1.0/3P(6P), rated burden 50VA / 120VA / 200VA / 100VA. Design: insulation level 12/42/75kV,7.2/32/60kV, Dry Epoxy Resin, 50Hz or 60Hz operation.

Accuracy Class0.2/3P(6P),0.5/3P(6P),1.0/3P(6P)
Insulation TypeDry Epoxy Resin
Rated Burden50VA / 120VA / 200VA / 100VA
View Specs
JDZ6-10-6RG2M-G Indoor Single-phase Epoxy Resin Casting Voltage Transformer
10kV
Voltage Transformer (VT) / Potential Transformer (PT)50Hz or 60Hz

JDZ6-10-6RG2M-G

Indoor Single-phase Epoxy Resin Casting Voltage Transformer

JDZ6-10-6RG2M-G Indoor Single-phase Epoxy Resin Casting Voltage Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 10kV, secondary voltage 0.1kV, accuracy class 0.2, 0.5, 1.0, rated burden 20VA / 50VA / 100VA / 300VA. Design: insulation level 12/42/75kV,7.2/32/60kV, Dry Epoxy Resin, 50Hz or 60Hz operation.

Accuracy Class0.2, 0.5, 1.0
Insulation TypeDry Epoxy Resin
Rated Burden20VA / 50VA / 100VA / 300VA
View Specs
LZZB9-35-198K2-CGIS Current Transformer for CGIS Gas Insulated Switchgear
35kV
Current Transformer50Hz / 60Hz

LZZB9-35-198K2-CGIS

Current Transformer for CGIS Gas Insulated Switchgear

LZZB9-35-198K2-CGIS Current Transformer for CGIS Gas Insulated Switchgear is designed for metering and protection in power systems. Key ratings: primary voltage 35kV, secondary voltage 5A or 1A. Design: insulation level 40.5/95/185kV, Dry Epoxy Resin, 50Hz / 60Hz operation.

Accuracy ClassOn request
Insulation TypeDry Epoxy Resin
Rated BurdenOn request
View Specs
LMZ9-10 10kV Indoor Epoxy Cast Busbar-Type Single-Phase Current Transformer for Switchgear
10kV
Current Transformer50/60Hz

LMZ9-10

10kV Indoor Epoxy Cast Busbar-Type Single-Phase Current Transformer for Switchgear

10kV indoor busbar-type epoxy resin cast current transformer. Through-core design for easy installation on busbars. Rated insulation level 12/42/75kV, 50/60Hz, secondary current 5A or 1A. Compliant with IEC 61869 and GB/T 20840 standards. Vacuum epoxy casting process, low partial discharge, reliable performance. Suitable for medium voltage switchgear, customizable ratio and accuracy.

Accuracy ClassOn request
Insulation TypeDry Epoxy Resin
Rated BurdenOn request
ComplianceIEC 61869
View Specs
LZZBJ18-35G3-175-CGIS Indoor Single-phase Epoxy Resin Casting Current Transformer
35kV
Current Transformer50Hz / 60Hz

LZZBJ18-35G3-175-CGIS

Indoor Single-phase Epoxy Resin Casting Current Transformer

LZZBJ18-35G3-175-CGIS Indoor Single-phase Epoxy Resin Casting Current Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 35kV, secondary voltage 5A or 1A. Design: insulation level 40.5/95/185kV, Dry Epoxy Resin, 50Hz / 60Hz operation.

Accuracy ClassOn request
Insulation TypeDry Epoxy Resin
Rated BurdenOn request
View Specs
LZZBJ21-12/148/2s 4s Indoor Single-phase Epoxy Resin Casting Current Transformer
12kV
Current Transformer50/60Hz

LZZBJ21-12-148-2s-4s

Indoor Single-phase Epoxy Resin Casting Current Transformer

LZZBJ21-12/148/2s 4s Indoor Single-phase Epoxy Resin Casting Current Transformer (LZZBJ21-12-148-2s-4s) is designed for metering and protection in power systems. Key ratings: primary voltage 12kV, secondary voltage 5A/1A. Design: insulation level 12/42/75kV, Dry Epoxy Resin, 50/60Hz operation.

Accuracy ClassOn request
Insulation TypeDry Epoxy Resin
Rated BurdenOn request
View Specs
JDZF16-10-6W2 Indoor Single-phase Epoxy Resin Casting Voltage Transformer
10kV
Voltage Transformer (VT) / Potential Transformer (PT)50Hz or 60Hz

JDZF16-10-6W2

Indoor Single-phase Epoxy Resin Casting Voltage Transformer

JDZF16-10-6W2 Indoor Single-phase Epoxy Resin Casting Voltage Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 10kV, secondary voltage 0.1kV, accuracy class 0.2, 0.5, rated burden 40VA / 50VA. Design: insulation level 12/42/75kV,7.2/32/60kV, Dry Epoxy Resin, 50Hz or 60Hz operation.

Accuracy Class0.2, 0.5
Insulation TypeDry Epoxy Resin
Rated Burden40VA / 50VA
View Specs
JDZF61-10-6 Indoor Single-phase Epoxy Resin Casting Voltage Transformer
10kV
Voltage Transformer (VT) / Potential Transformer (PT)50Hz or 60Hz

JDZF61-10-6

Indoor Single-phase Epoxy Resin Casting Voltage Transformer

JDZF61-10-6 Indoor Single-phase Epoxy Resin Casting Voltage Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 10kV, secondary voltage 0.1kV, accuracy class 0.2, 0.5, rated burden 50VA / 50VA. Design: insulation level 12/42/75kV,7.2/32/60kV, Dry Epoxy Resin, 50Hz or 60Hz operation.

Accuracy Class0.2, 0.5
Insulation TypeDry Epoxy Resin
Rated Burden50VA / 50VA
View Specs
JDZX10-10-6AR Indoor Single-phase Epoxy Resin Casting Voltage Transformer
10kV
Voltage Transformer (VT) / Potential Transformer (PT)50Hz or 60Hz

JDZX10-10-6AR

Indoor Single-phase Epoxy Resin Casting Voltage Transformer

JDZX10-10-6AR Indoor Single-phase Epoxy Resin Casting Voltage Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 10kV, secondary voltage 0.1kV, accuracy class 0.2, 0.5, 1.0, 3P(6P), rated burden 15VA / 30VA / 50VA / 10VA / 300VA. Design: insulation level 12/42/75kV,7.2/32/60kV, Dry Epoxy Resin, 50Hz or 60Hz operation.

Accuracy Class0.2, 0.5, 1.0, 3P(6P)
Insulation TypeDry Epoxy Resin
Rated Burden15VA / 30VA / 50VA / 10VA / 300VA
View Specs
JDZX6-10-6RG1 Indoor Single-phase Epoxy Resin Casting Voltage Transformer
10kV
Voltage Transformer (VT) / Potential Transformer (PT)50Hz or 60Hz

JDZX6-10-6RG1

Indoor Single-phase Epoxy Resin Casting Voltage Transformer

JDZX6-10-6RG1 Indoor Single-phase Epoxy Resin Casting Voltage Transformer is designed for metering and protection in power systems. Key ratings: primary voltage 10kV, secondary voltage 0.1kV, accuracy class 0.2, 0.5, 1.0, 3P(6P), rated burden 25VA / 50VA / 100VA / 100VA / 300VA. Design: insulation level 12/42/75kV,7.2/32/60kV, Dry Epoxy Resin, 50Hz or 60Hz operation.

Accuracy Class0.2, 0.5, 1.0, 3P(6P)
Insulation TypeDry Epoxy Resin
Rated Burden25VA / 50VA / 100VA / 100VA / 300VA
View Specs
LMZB3-10Q Indoor Single-phase Epoxy Resin Casting Current Transformer
10kV
Current Transformer50/60Hz

LMZB3-10Q

Indoor Single-phase Epoxy Resin Casting Current Transformer

Indoor single-phase epoxy resin casting current transformer complying with GB/T20840.1/2 and IEC61869-1/2 standards, insulation level 12/42/75kV, rated frequency 50/60Hz, secondary rated current 5A or 1A. Optional primary current ranges:1000-1200A、1500A、2000-6000A; multiple accuracy combinations like 0.2S/0.5S、0.2S/10P15、10P15/10P15、0.5S/10P15, rated output values 15VA/20VA/30VA for different grades, net weight 30kg, ambient operating temperature -5℃~+40℃.

Accuracy ClassOn request
Insulation TypeDry Epoxy Resin
Rated BurdenOn request
View Specs
LMZJ-10Q Indoor Single-phase Epoxy Resin Casting Current Transformer
10kV
Current Transformer50/60Hz

LMZJ-10Q

Indoor Single-phase Epoxy Resin Casting Current Transformer

Indoor single-phase epoxy resin casting current transformer complying with GB/T20840.1/2 and IEC61869-1/2 standards, insulation level 12/42/75kV, rated frequency 50/60Hz, secondary rated current 5A or 1A. Optional primary current ranges: 300-400A、500-1000A、1200-1250A、2000-6000A; multiple accuracy combinations including 0.5S/0.5S、0.2S/10P10、0.5S/10P10、0.2S/10P15、0.5S/10P15、10P15/10P15, corresponding rated output 5VA-50VA. Weight varies by current range: 10–13.5kg 300-1000A, 24kg 1200-1250A, 36kg 2000-6000A; ambient operating temperature -5℃~+40℃.

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