Vacuum Circuit Breakers

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Current Transformer

Operating voltage Um:	12/24/40.5kV
Rated short-duration power-frequency withstand voltage Ud:	42/65/95kV
Rated lightning impulse withstand voltage Up:	75/125/185kV
Rated frequency:	50/60Hz
Rated primary current IPN:	5A to 4000A
Multi-ratio	2x20 to 2x600
Secondary current ISN:	1/5A
Rated short time thermal current Ith:	80kA or 100xIPN
Rated dynamic current Idyn:	120kA or 2.5xIth
Core:
Protection (Factor)	5P10, 5P15, 5P20, 10P10, 10P15, 10P20
Power Capacity	10VA/15VA/20VA/30VA
Measuring (Accuracy)	0.2/0.2S/0.5/0.5S/1/3
Power Capacity	10VA/15VA/20VA/30VA

For example: Measuring only model 600A/5A, 0.2S, 10VA or multi-ratio 2x500A/5A, 0.2/0.5 10/15VA

Measuring with protection model: 600A/5A 0.2/10P10 10/15VA

Voltage Transformer

Operating voltage Um:	3.6/7.2/12/40.5kV
Rated short-duration power-frequency withstand voltage Ud:	25/32/42/95kV
Rated lightning impulse withstand voltage Up:	40/60/75/200kV
Rated frequency:	50/60Hz
Rated thermal limiting output of the residual voltage winding:	230VA/4A
Rated primary voltage maximum VPN:	3kV, 6kV, 10kV, 40.5kV, 3/√3 V, 6/√3 V, 10/√3 V,40.5/√3 V
Secondary voltage USN:	100V, 220V, 100/√3 V, 220/√3 V
Thermal limiting output Sth:	200VA, 300VA, 400VA, 500VA, 600VA, 800VA, 1000VA
Auxiliary residual voltage winding	Without or 100/3V, 110V/3V, 120/3V
Rated output of the measuring winding	Class 0.2/0.5/1/3/5
Rated output of the protection winding	3P or 6P
Rated output of the power capacity	10VA, 15VA,20VA, 30VA, 50VA, 60VA, 100VA,150VA, 200VA etc.

For example: JDZ10-10A, 10/0.1KV, 100V, 0.2/30VA, Dual output voltage: JDZ10-10A, 10/0.1KV, 100/100V 0.2/0.5 10/15VA

JDZ10-10A 10/√3 / 100/√3 /100/3V 0.5/3P 15/20VA