High-Voltage Gas Insulated Electrical Metal-Clad Switchgear

Basic Info

Model NO.	SDC20-24
Certification	CCC, ISO9001
Shell Material	Stainless Steel
Voltage Level	Medium Voltage
Installation	Fixed
Structure	Floorstanding
Current	AC
Altitude	<=2000m
Ambient Temperature	-35c-+40c
Seismic Capacity	8 Degree
Transport Package	Wooden Cases
Trademark	DECHUN
Origin	Jiangsu Changzhou
HS Code	85372090

Product Description

SDC type SF6 fully insulated compact switchgear assembles the functional units in SF6 closed stainless steel chamber without any live parts exposed. It has the advantages of full insulation, full sealing, compact structure and convenient installation and operation. It is suitable for indoor and outdoor Installation, from the external environment, with high resistance to harsh environmental performance.

10kv Technical Specification	C Module	F Module	V Module		CB Module
	Load break switch	Switch fuse	Vacuum circuit breaker	Isolate/earthing switch	Vacuum circuit breaker	Isolate/earthing switch
Rated voltage	12	12	24	24	24	24
Power frequence withstand voltage KV	42/48	42/48	42/48	42/48	42/48	42/48
Impulse withstand voltage KV	75/85	75/85	75/85	75/85	75/85	75/85
Rated current A	630	125	630/1250	630/1250
Closed loop A	630
Off load cable charging A	10
Rated active load drop-oput current A	630	630
Earth fault breaking current A	30			25
When earth fault frop-out current of cable charging A	17.4
Short circuit drop-out current KA		31.5	25
Making capacity KA	50	note	63	63	63	63
Short time current 4s KA	20	20	25	20/25	20/25	20/25
Transfer current A		1750
Mechanical life times	5000	5000	10000	3000	10000	3000
24kv Technical Specification	C Module	F Module	V Module		CB Module
	Load break switch	Switch fuse	Vacuum circuit breaker	Isolate/earthing switch	Vacuum circuit breaker	Isolate/earthing switch
Rated voltage	24	24	24	24	24	24
Power frequence withstand voltage KV	65/79	65/79	65/79	65/79	65/79	65/79
Impulse withstand voltage KV	125/145	125/145	125/145	125/145	125/145	125/145
Rated current A	630	125	630
Closed loop A	630
Off load cable charging A	10
Rated active load drop-oput current A	31.5	630
Earth fault breaking current A	63
When earth fault frop-out current of cable charging A	43.3
Short circuit drop-out current KA		20 note	20	20	25
Making capacity KA	50	50 note	50	50	63	63
Short time current 4s KA	20		20	20	25	25
Transfer current A		1400
Mechanical life times	5000	5000	10000	10000	10000	5000