Products

Contact Person : Ms. Lee Nevia
Company Name : Daya Electric Group Co., Ltd.
Tel : 086-577-13819762632
Fax : 0577-67392666
Address : Zhejiang,Wu Niu,Yong Jia,Industrial zone
Country/Region : China
Zip : 325103

FZN21-12/T630-20 Series AC HV Vacuum Load Break Switch

Product Detailed

FZN21-12D / T630-20 is three phase AC 50Hz indoor high-voltage switch equipment, which is suitable in the rated voltage 12kV FZN21-12D / T630-20 is three phase AC 50Hz indoor high-voltage switch equipment,which is suitable in the rated voltage 12kV electrical power systems. The switch hascapability of making, load bearing, breaking load and overloading current. It can also breakor make the idling long-line, the transformer and the capacitor.

Item	Unit	Data
Rated voltage	KV	12
Rated frequency	Hz	50
Rated current	A	630
Rated active load dropout current	A	630
Rated closed loop dropout current	A	630
Five percent of rated active load dropout current	A	31.5
Rated cable charging dropout current	A	10
Rated idling volt transformer capacity	KVA	1250kvA
1min power frequency withstand voltage (vacuum fractureface to faceto land/isolation fracture)	KV	42/48
Lightning impulse withstand voltage (vacuum fractureface to faceto land/isolation fracture)	KV	75/85
Rated short-time withstand current (thermo stabilization)	KA/S	20/4
Rated peak value withstand current (move stabilization)	KA	5
Rated short-circuit close current	KA	50
Rated current break and close time	Times	10000
Mechanical life-span	times	10000
Vacuum arc chute contactor permitted abrasion thickness	mm	2
Manual operation torque	nm	≤200