3.6-12kv 3 Phase Electrical Switch

• Certification: CCC, ISO9001
• Shell Material: Aluminum Plate
• Voltage Level: Medium Voltage
• Installation: Fixed
• Current: AC
• Altitude: <=2000m
• Model NO.: KYN28-12
• Ambient Temperature: -35c-+40c
• Seismic Capacity: 8 Degree
• Transport Package: Wooden Cases
• Trademark: DECHUN
• Origin: Changzhou, Jiangsu, China
• HS Code: 85372090

Product Description

PRODUCT DESCRIPTION
KYN28-12 indoorwithdrawout metal-clad and metal-enclosed switchgear(hereafter referred to as KYN) is applicable to 3.6~12KV three phase AC 50Hz power grid. It is used as the acceptance and distribution of electric energy, and the implementation of control, monitoring and protection of circuit.The product can be configured VD4/VDM6/BP1/BP2/VS1 and other types of vacuum circuit breaker as the main switch. It has compact structure, superior performance and high reliability.
 

Item			Unit	Parameter
Rated voltage			KV	3.6,7.2/12
Rated frequency			Hz	50
Rated current of breaker			A	630,1250,1600,2000,2500,3150
Rated breaking active load current			A	630,1250,1600,2000,2500,3150
Rated closed loop breaking current			KA	20,25,31.5,40
Rated current under the cable charging breaking current			KA	50,63,80,100
Rated short-circuit closing current(peak)			KA	20,25,31.5,40
Rated short-circuit breaking current			KA	50,63,80,100
Rated insulation level	1 min frequency  withstand voltage	Pole,the pole pair	KV	24,32,42
		break between	KV	24,32,48
	Lighting impulse  withstand voltage(peak)	Pole,the pole pair	KV	40,60,75
		break between	KV	46,70,85
Degree of protection			KV	Enclosure IP4X,compartment circuit breaker door open when IP2X

FEATURES
1.A built-in circuit breaker trolley cabinet,is conducive to moisture and improve the insulation level bus;
2.Hand cart type combination unit,good compatibility,low maintenance;
3.Circuit breaker handcart to achieve closed-door operation.
4.The design of each room has independent pressure release chanel;"five anti" decive is relabile;
5.The busbar panels are isolated by wall bushing to limit the spread of fault;
6.Earthing switch with rapid closing capacity is convenient for inspection earthing and can ensure personal security;
7.Cable room is spacious and convenient for uses to install.

Applicable conditions:
Altitude:≤2000m
Ambient temperature:-35ºC~+40ºC
Relative humidity:
Daily average≤95%
Monthly average≤90%
Seismic capacity:8 degrees