High Voltage Armored Switchgear, Low Voltage Distribution Panel, Switchboard

Product Description

Armored Withdrawable AC Metal-enclosed Switchgear High and Low Voltage Switchgear

Overview
Withdrawable indoor AC metal-enclosed switchgear is three-phase AC 50Hz indoor power distribution equipment, and is used to receive anddistribute 3.6 to 15 kV network power and take control protection and monitoring to the circuit. It can not only be equipped with EVH1,EVS1P,VS1,3AE breakers, but also can be equipped with imported VD4 vacuum breaker. Standards:GB3906, DL/T404, IEC62271-200,GB/T 14808 Service Condition:The service condition shall satisfy related regulations of GB/T11022 standards, and shall satisfy condensation and filthy II testing ground.

 

Main features:

The cabinet is assembled of aluminum-zinc plates after multiple bending with short production cycles;

Full metalclad and isolation;

It can be equipped with EVS1P, EVH1,VS1, 3AE & VD4 vacuum circuit breaker. With NC processing and flow-line production, switchgear has high precision and handcart has excellent interchangeability. KYN28A series new intellectualizedmedium-voltage switchgear equipment;

Technical Parameters

Item			Unit	Technical Data
Rated Voltage Rated voltage			kV	12
Rated insulation level (With altitude of 3000m)	1min frequency withstand voltage (effective) value)	Interphase, phase to earth	kV	42,54*
		Isolating fracture		48,61*
	Lightning impulse withstand voltage (peak value)	Interphase, phase to earth	kV	75,96*
		Isolating fracture		85,109*
Rated frequency			Hz	50
Rated current			A	630,1250,1600,2000,2500,3150
Rated short-time withstand current			kA	31.5,40
Rated peak withstand current			kA	80,100
Rated short-circuit current duration			s	4
Protection grade				Shell : IP4X,Breaker compartment door (in open condition): IP2X
Operational continuity category				LSC2B
* Means the correction parameter values of test site with an altitude of 1000m and below.