Voltage & Current Transformers

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:400A、500A、600A、800A、1000A、1200A、1250A; accuracy combinations:0.2S/0.5、0.2S/10P、0.5/10P, rated output:0.2S/0.5S 10VA、0.5 15VA、510P10 15VA、510P15 20/25VA, net weight 19kg, ambient operating temperature -5℃~+40℃.

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:1000-1500A、2000-3000A、4000-6000A; accuracy combinations including 0.2S/0.2S、0.2S/0.5S、0.2S/10P15/10P15、0.5S/10P15/10P15, rated output values 15VA/20VA/30VA corresponding to different accuracy grades, net weight 45kg, ambient operating temperature -5℃~+40℃.

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:15-200A、300A、400A、500-600A、800-1250A; accuracy combinations:0.2S/0.2S、0.2S/0.5S、0.2S/510P、0.5S/510P; rated output:0.2S:15VA,0.5S:15VA,510P10:20VA,510P20:15VA; short-time thermal current:31.5–80 kAS, rated dynamic stable current:80–160 kA, weight:23kg / 30kg corresponding to different structural specifications, ambient operating temperature -5℃~+40℃.

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 structural types: conventional 2s, conventional 4s, dual-ratio 4s with secondary tapping; optional primary current covers 20–3150A. Accuracy-class rated outputs vary by structure: 10VA/15VA/20VA/30VA/50VA for different accuracy grades; short-time thermal current ranges 11.25–100 kA, rated dynamic stable current ranges 28–160 kA; corresponding weights:26kg（2s）、39kg（4s / dual-ratio 4s）; ambient operating temperature -5℃~+40℃.

Indoor single-phase epoxy resin casting current transformer complying with GB/T20840.1/2 and IEC61869-1/2 standards; rated insulation level 24/65/125kV, rated frequency 50/60Hz, rated secondary current 5A or 1A. Two optional structures: 2s and 4s; primary current optional range 20-2500A. For 2s type: rated output 10-20VA under different accuracy grades, weight 36kg; for 4s type: rated output 15-20VA under different accuracy grades, weight 50kg; short-time thermal current:31.5-100kA, rated dynamic stable current:80-160kA; ambient operating temperature -5℃~+40℃.

Indoor single-phase epoxy resin casting current transformer complying with GB/T20840.1/2 and IEC61869-1/2 standards; rated insulation level 24/65/125kV, rated frequency 50/60Hz, rated secondary current 5A or 1A. Optional primary current covers 300-2000A; accuracy-class rated outputs range 10-50VA for different accuracy grades including 0.2(S),0.5(S),5P10,5P15,5P20; short-time thermal current ranges 45-100kA, rated dynamic stable current ranges 112.5-160kA; product weight:48kg; ambient operating temperature -5℃~+40℃.

Indoor single-phase epoxy resin casting current transformer complying with GB/T20840.1/2 and IEC61869-1/2 standards; rated insulation level 24/65/125kV, rated frequency 50/60Hz, rated secondary current 5A or 1A. Optional primary current covers 2500-5000A; multiple accuracy class combinations available with rated output ranging 20-30VA; product weight:60kg; ambient operating temperature -5℃~+40℃.

Indoor single-phase epoxy resin casting current transformer complying with GB/T20840.1/2 and IEC61869-1/2 standards; rated insulation level 40.5/95/185kV, rated frequency 50/60Hz, rated secondary current 5A or 1A. Optional primary current:20–2500A; accuracy output:10VA(0.2S/0.5S),15VA(0.5),30VA(5P10),20VA(5P15),15VA(5P20); thermal current 4–31.5kA, dynamic current 10–130kA; weight 70kg; ambient temperature -5℃~+40℃.

Indoor single-phase epoxy resin casting current transformer complying with GB/T20840.1/2 and IEC61869-1/2 standards; rated insulation level 40.5/95/185kV, rated frequency 50/60Hz, rated secondary current 5A or 1A. Optional primary current:20–2500A, unified series parameter specification; thermal current 4–31.5kA, dynamic current 10–130kA; weight 70kg; ambient temperature -5℃~+40℃.

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:20-100A、150A、200-300A、400-800A、1000-1250A; accuracy combination 0.2S/10P、0.5S/10P with rated output 10VA/15VA/20VA/25VA. Short-time thermal current 150I₁ₙ, dynamic stable current 375I₁ₙ, net weight 19kg, operating ambient temperature -5℃~+40℃.

Epoxy resin cast current transformer dedicated for CGIS inflatable cabinet, compliant with GB/T20840.1, GB/T20840.2, IEC61869-1 and IEC61869-2 standards, multiple current ranges and accuracy classes optional.

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:20-100A、150A、200-300A、400-800A、1000-1250A; accuracy combination 0.2S/5P、0.5S/5P with rated output 15VA/20VA/30VA. Short-time thermal current 150I₁ₙ, dynamic stable current 375I₁ₙ, net weight 23kg, operating ambient temperature -5℃~+40℃.

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:5-150A、200-300A、400-500A、600-1000A、1250-1500A; accuracy combination 0.2S/10P10、0.5/10P10 with rated output:0.2S class 10VA, 0.5 class 10VA, 10P10 class 15VA. Short-time thermal current 150I₁ₙ~80I₁ₙ and rated dynamic current 375I₁ₙ~160I₁ₙ corresponding to different current grades, net weight 21kg, operating ambient temperature -5℃~+40℃.

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:20-50A、75A、100A、150A、200A、300A; accuracy combinations:0.2S/0.5、0.2S/10P、0.5/10P, rated output:0.2S10VA、0.5 15VA、10P15 20VA、10P20 25VA. Matched short-time thermal current & dynamic stable current for each gear, net weight 35kg, ambient operating temperature -5℃~+40℃.

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:20-200A、300A、400-500A、600A、800A、1000-1500A、2000-3150A; accuracy combination 0.2S/10P15、0.5S/10P15, multi-grade rated output including 10VA/20VA/25VA. Matched thermal and dynamic withstand parameters for different specifications, net weight 23.5kg, operating ambient temperature -5℃~+40℃.

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:1000-1500A、2000A、3000A、4000A、5000A; accuracy combinations include 0.2S/0.2S、0.2S/0.5S、0.2S/5P20/5P20、0.5S/5P20/5P20, corresponding rated output values 20-60VA for different accuracy grades, net weight 45kg, ambient operating temperature -5℃~+40℃.

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:20-150A、200A、300A、400A、500A、600-800A、1000-1250A; accuracy combinations:0.2S/510P10、0.5S/510P10、0.2S/0.5S, corresponding rated output:10VA for 0.2S,10VA for 0.5S,15VA for 510P10; short-time thermal current 16–64 kAS, rated dynamic stable current 40–160 kA, net weight 16kg, ambient operating temperature -5℃~+40℃.

Indoor single-phase epoxy resin casting current transformer complying with GB/T20840.1/2 and IEC61869-1/2 standards; rated insulation level 40.5/95/185kV, rated frequency 50/60Hz, rated secondary current 5A or 1A. Optional primary current covers 20–3150A; accuracy-class rated outputs:10VA(0.2S/0.5S),30VA(0.5),30VA(5P10),20VA(5P15),15VA(5P20); short-time thermal current ranges 4–31.5kA, rated dynamic stable current ranges 10–130kA; product weight:84kg; ambient operating temperature -5℃~+40℃.

Indoor single-phase epoxy resin casting current transformer complying with GB/T20840.1/2 and IEC61869-1/2 standards; rated insulation level 40.5/95/185kV, rated frequency 50/60Hz, rated secondary current 5A or 1A. Optional primary current covers 20–3150A with the same accuracy grades and rated power values as the series; short-time thermal current ranges 4–31.5kA, rated dynamic stable current ranges 10–130kA; product weight:78kg; ambient operating temperature -5℃~+40℃.

Indoor single-phase epoxy resin casting current transformer complying with GB/T20840.1/2 and IEC61869-1/2 standards; rated insulation level 40.5/95/185kV, rated frequency 50/60Hz, rated secondary current 5A or 1A. Optional primary current covers 20–3150A; accuracy-class rated outputs:30VA(0.2S/0.5S),30VA(0.5),30VA(5P20),25VA(5P25),20VA(5P30); short-time thermal current ranges 25–150kA, rated dynamic stable current ranges 63–375kA; product weight:140kg; ambient operating temperature -5℃~+40℃.

10kV indoor epoxy resin cast current transformer specially designed for grid energy metering. Dual windings support 0.2S high-precision metering and protection. Rated output 10-15VA, primary current range 20A to 2000A. Compliant with IEC 61869 and GB/T 20840 standards. Ultra-low partial discharge design ensures metering accuracy. Vacuum epoxy casting process, moisture and salt-spray resistant. Suitable for State Grid metering applications, customizable ratio.

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.

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℃.

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℃.