SF6 12KV RMU Expansion Module Gis Ring Main Unit ODM

Price Negotiable

MOQ: 1

Delivery Time: 30 days

Brand: Knkong

Product Description

GB ISO 12KV Gas Insulated Switchgear Medium Voltage Ring Main Unit

Product Introduction

General

Expansion module: CD-unit means Busbar segment switch, it working with Busbar disconnector, single spring operating mechanism switch position indication, for all the switch function in the panel has a convenient installation of padlock device, SF6 gas pressure gauge, reserved bus extension, external bus, ect.

Service environment

Air temperature: -35℃~+40℃
Humidity: Monthly average 95%; Daily average 90%.
Altitude:≤ 1000m (Up to 5000 m can be custom)
Ambient air not apparently polluted by corrosive and flammable gas, vapor, etc.
No frequent violent shake

Technical Data

No.	Item		Unit	Parameter
1	Rated voltage		kV	12	24	36
2	Rated frequency		Hz	50/60
3	Rated current		A	630(1250*)
4	1min Power frequency withstand voltage	wet	kV	38	50	70
4	1min Power frequency withstand voltage	dry	kV	48	60	85
5	Lightning impulse withstand voltage		kV	75	125/150	170
6	Rated short circuit breaking current (peak)		kA	80	63	63
7	Rated active load and close circuit breaking current		A	63	50	50
8	Rated transferring current		A	1700	1200	1200
9	Rated short circuit making a current (peak)		kA	80	63	63
10	Rated cable(line) charging breaking current		A	50 and 10 50/10
11	Cable charge breaking current in earthing fault		A	20	20	20
12	Rated withstand current (peak)		kA	80	63	63
13	Short-time withstand current (2s)		kA	25	20	20
14	Mechanism life		times	5000	2000	2000