High Quality Zero Sequence Current Transformer Protection Cable

Product Description

Product Description
Zero sequence current transformer is suitable for indoor, rated frequency 50HZ or 60HZ= rated voltage 35KV and below the small ground current system for cable grounding protection.
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
Product Parameters

Type	Transformation ratio(A)	Relay type	Connection type of relay coll	Relay scale value	Primary residual current of delay acting(A)	Weight(kg)
LXK-∅120	60/1	DD-11/60	Series connection	15×1 30×1	2.4-4.5	4.5
			Series connection	15×2 30×2	3-5
		DD-1/60	Series connection	15×1 30×1	3-5
			Series connection	15×2 30×2	3-6

Transformation(A)	Accuracy class	Rated output(VA)
60/1	0.5 5P 10P	1.0
75/1		1.5
100/1		2.5
150/1		2.5
200/1		3.75
300/1		7.5
150/1		2.0
200/1		2.5
300/1		5
400/1		10
500/1		12.5
600/1		15

Type	Terminal mark	Rated voltage ratio(A)	Accuracy classes combination	Rated secondary current(A)	Relay type	Primary residual current of relay acting(A)	Weight(kg)
LXK-∅120	S1-S2	150/5	5P6	15	DD-11/60	3-6	14
	S1-S3	200/5	5P8
	S1-S4	300/5	5P12
LXK-∅150	S1-S2	150/5	5P6	15	DD-11/60	3-6	18
	S1-S3	200/5	5P8
	S1-S4	300/5	5P12
LXK-∅180	S1-S2	150/5	5P10	15	DD-11/60	3-6	29
	S1-S3	200/5	5P15
	S1-S4	300/5	5P20

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