KYN18A-12 AC indoor witdrawout metal-clad switchgear

1.Certificate:CCC,CTQC .IEC,ANSI,GB 2.up to 36kv 3.ISO9001,ISO14001,OHSAS18001 4 type test report

   General

   

    KYN18A-12 AC indoor withdrawout metal-clad is the central vacuum switch cabinet  33kv switchgear applies the ZN12-12 vacuum circuit breaker, but also can be equipped with ZN22B-12 vacuum circuit breaker and 3AF, 3AH vacuum circuit breaker of Siemens.

    22kv switchgear complies with the standard of GB3906-91 (3-35KV AC metal-enclose switch cabinet), the standard of DL4047-91 (indoor AC switch cabinet ordering technique) and the standard of IEC298 (AC metal-enclosed and control equipments). It is used in the AC 3-10 KV three-phase 50 Hz single bus power system to receive and distribute the power. 11kv switchgear is widely used in various kinds of power plants, substation and industrial and mining enterprises. The product can be installed against the wall (not recommended) and non-against the wall installed

  Technical parameters

Item			Unit	Value
Rated voltage			KV	11kv 12kv 22kv 33kv 36kv
Rated frequency			Hz	50/60
Rated insulation level	1 min power frequency withstand voltage		KV	42 (isolation fracture: 48)
	Rated lightning impulse withstand voltage			75 (isolation fracture: 85)
Rated current			A	630,1250,1600,2000,2500,3150,4000,5000
specified short circuit drop-out current			KA	20, 25, 31.5,40,50,63
Rated short circuit making current			KA	50, 63, 80,100,130,160
Rated short-time withstand current (4S)			KA	20, 25, 31.5,40,50,63
Rated withstand current (peak)			KA	50, 63, 80,100,130,160
Protection degree				IP4X
External dimension (W*D*H)		≤1250A	mm	800*1650*2200
		≥1600A		1000*1650*2200
		Overhead inlet		D:1800

KYN18A-12 AC indoor witdrawout metal-clad switchgear