KYN28A-12 Air-insulated Switchgear price_Manufacturer_How much

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KYN28A-12 Air-insulated Switchgear

Negotiable

Located Region:

China

Address:

East side of the intersection of Fuxing Road and Cuizhu Road, Xincheng District, Pingdingshan City, Henan Province

Biz Consulting:

03753507666

E-mail:

xiaoshoujishu@vip.163.com

Online Contact

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Product Advantages

Mature product structure, stable and reliable performance, strong component interchangeability, convenient installation and maintenance.

Complete application solutions, with 91 sets of schemes;

1250A cabinet width 800mm, 3150A and above cabinet width 1000mm

2500A achieves natural air cooling, without using fans, enhancing operational reliability.

Suitable for various occasions and regions

Urban network distribution, power plants, large industrial users, railway electrification, new energy.

Nationwide regions

Project		Unit	Data
Rated frequency		Hz	50
Rated voltage		kV	12
Short-time (1min) power frequency withstand voltage	To the ground and interphase	kV	45
Short-time (1min) power frequency withstand voltage	Interfracture		48
Lightning impulse withstand voltage (peak)	To the ground and interphase	kV	75
Lightning impulse withstand voltage (peak)	Interfracture		85
Partial discharge limit value (test voltage is 1.1Ur)		pC	= 100
Rated current		A	630/1,250/2,500/3,150/4,000
Rated short-circuit breaking current		kA	25/31.5/40
Number of rated short-circuit breaking current		Times	30
Duration of internal arc test current		S	0.5
Rated short-time withstand current		kA	25/31.5/40
Rated short circuit duration		S	4
Rated peak withstand current		kA	63/80/100
Earthing switch short-circuit closing capacity		Times	2
Mechanical life of two-position switch		Times	3000
Breaker mechanical life		Times	10000
Main circuit resistance		μo	= 100
Loss of operation continuity category		1	LSC2B
Class bulkhead and valve		1	PM
Reachable species		1	B (F,L,R)
Protection level	Cabinet shell	1	IP4X
Protection level	Compartment	1	IP2X