Outdoor CT 35 kV current transformer

The current transformer is suitable for power supply gas measurement and protection in power system with rated frequency of 50Hz and rated voltage of 35kV.

General:

The current transformer is suitable for power supply gas measurement and protection in power systems with rated frequency of 50Hz and rated voltage of 35kV. The product implementation standard is GB/T 20840.2.

Key Feature

This type of current transformer is an outdoor, epoxy resin cast completely closed pillar structure, the product has excellent insulation performance and moisture and pollution prevention ability.
The product is compact and can be equipped with 3-4 secondary windings, with high performance and high parameters.
The P1 and P2 terminals are led out from the top of the product, and the secondary terminal is led out from the tightly closed outlet box at the lower part of the product.

Technical Data

The performance of products is conformed to IEC61869-1:2007, IEC61869-2:2012 commission requirements
Rated insulation level: 12/42/75kV
Power factor of load: COSΦ=0.8
Rated frequency: 50Hz, 60Hz
Rated secondary current: 5A or 1A

Rated primary current（A）	Accuracy classes combination	Rated secondary output（VA）		1s thermal current（A）	Rated dynamic current（kA）
5-50		0.2S 0.2	15	3	7.5
		0.5	25
		10P10	50
75		0.2S 0.2	15	5	12.5
		0.5	25
		10P10	50
100		0.2S 0.2	15	8	20
		0.5	25
		10P10	50
150		0.2S 0.2	15	12	30
		0.5	25
		10P10	50
200		0.2S 0.2	15	16	40
		0.5	25
		10P10	50
300-400		0.2S 0.2	15	20	50
		0.5	25
		10P10	50
600		0.2S 0.2	15	31.5	80
		0.5	25
		10P10	50
800 1000 1200 1500 1600		0.2S 0.2	15	40	100
		0.5	25
		10P10	50