12kv switchgear/KYN28A-12 armored open ac metal-enclosed switchgear

2014-12-20 10:23| 发布者: admin| 查看: 1274| 评论: 0

摘要: KYN28A - 12 armored move open ac metal-enclosed switchgear cabinet put oneself in another's position with aluminized zinc plate with multiple bolted after bending, incase the main switch is optional p ...

KYN28A - 12 armored move open ac metal-enclosed switchgear cabinet put oneself in another's position with aluminized zinc plate with multiple bolted after bending, incase the main switch is optional peja VD4, VMI, HD4, the VEP, ZN63A (VSI), ZN6 (VSI +), ZN63M (VSM), and other composite insulation or solid insulation sealing of handcart type vacuum and sulfur hexafluoride circuit breaker, the circuit breaker operating mechanism for spring or permanent magnet. Can also be used with V7, V12 type handcart type vacuum contactor. Switch equipment use and power plants, substations, industrial and mining enterprises and institutions and other places of distribution.

Title		Unit	Paramter
Rated voltage		kv	12
Rated frequency		HZ	50/60
Rated insulation level	1 min power frequency withstand voltage	kv	42（isolating fracture：48）
	lightning impulse withstand voltage		75（isolating fracture：85）
Rated current		A	630、1250、1600、2000、2500、3150、4000、5000
Rated short-time resistance current (4 s)		KA	20	25	31.5	40	50
Rated current peak tolerance			50	63	80	100	130
The rated short circuit breaking current			20	25	31.5	40	50
The rated short circuit close current (4 s)			50	63	80	100	130
Protection grade			shell IP4X，Circuit breaker room door open forIP2X
Size（width×depth×height）	≤1250A	mm	800(650)×1500×2300(40ka Ark wide800mm)
	≥1600A		1000×1500×2300
			depth1600

2014-12-20 10:23| 发布者: admin| 查看: 1274| 评论: 0

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12kv switchgear/KYN28A-12 armored open ac metal-enclosed switchgear