ZN12 VCB

No.:	1	Item:	Rated voltage
Unit:	KV	Value:	12
No.:	2	Item:	Rated lighting impulse withstand voltage
Value:	Inter phase or to ground 75, fructure 80	No.:	3
Item:	Rated short-time power frequency withstand voltage	Value:	Inter phase or to ground 42, fructure 48
No.:	4	Item:	Rated short-circuit breaking current
Unit:	KA	Value:	20,25, 31.5, 40
No.:	5	Item:	Rated current
Unit:	A	Value:	630/1250/1600 /2000/2500/3150
No.:	6	Item:	Rated thermo stability current(valid)
Value:	25, 31.5, 40	No.:	7
Item:	Rated dynamic stability current(peak)	Value:	63, 80, 100
No.:	8	Item:	Rated short-circuit making current(peak)
No.:	9	Item:	Rated operations of short-circuit breaking current
Unit:	Times	Value:	50(40kA is 30)
No.:	10	Item:	Rated working current of over current and tripping coil
Value:	5	No.:	11
Item:	Rated operating sequence	Value:	0-0.3s-CO-180s -CO
No.:	12	Item:	Rated current of auxiliarate switch
Value:	AC10,DC5	No.:	13
Item:	Rated voltage of energy saving release	Unit:	V
Value:	AC.DC220 AC.DC110	No.:	14
Item:	Closing time	Value:	≤75
No.:	15	Item:	Opening time
Value:	≤60(40)	No.:	16
Item:	Power of energy saving motor	Unit:	W
Value:	275	No.:	17
Item:	Energy saving time	Unit:	S
Value:	≤15	No.:	18
Item:	Mechanical life	Value:	20000