12KV Indoor High Voltage Switchgear Lightning Protection & Earthing Disconnect Switch EK6-12/31.5

Description:

The grounding switch is a type of electrical switch that is used to connect or disconnect an electrical circuit from the ground. It is typically used to provide a safe path for electrical current to flow to the ground in the event of a fault or short circuit.

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Detailed Description

Product definition

Introduction

EK6-12/31.5 Series indoor Earthing Switch is a new design which is improved on the ES1 type. It is suitable for electric power system with 3~12KV, three -phase and AC50(60)Hz. As an earthing protection, it can be used in various kinds of HV Switchgears. It meets GB1985 -2004 and IEC129 standard.

Working condition

O Ambient temperature: -10°C -+40C ; O Altitude: ≤1000m; O Relative humidity: Daily average≤95%，Monthly average≤90% O Earthquake intensity:≤8 degree; O Dirtiness degree: II.

Drawing

Copper terminal block

No.	ltem								Unit	Data
1	Rated voltage								KV	12
2	Rated short time withstand current								KA	31.5
3	Rated short circuit withstand time								S	4
4	Rated short circuit making current								KA	80
5	Rated peak withstand current								KA	80
6	Rated insulation level				1min power frequency withstand voltage				KV	42
					Lightning Impulse withstand voltage					75
7	Mechanical life								TIMES	2000
(Unit:mm)
Specification		E	F	G		H	D	C
EK6-12/31.5-165		165	75	160		565	426
EK6-12/31.5-180		180	75	160		595	456
EK6-12/31.5-200		200	75	160		635	496
EK6-12/31.5-210		210	75	160		655	516
EK6-12/31.5-220		220	75	160		675	536
EK6-12/31.5230		230	75	160		695	556	96
EK6-12/31.5-250		250	75	160		735	596	96
EK6-12/31.5-275		275	75	185		810	646	96

Order notes:Indicate product specification, central distance between poles, if the electric live displaylmodel number of displayl needed or not Please note the soft link length when ordering (normal L=250mm). Please consult us if you have any special request.