24kv Medium Voltage Indoor Air Insulated Switchgear Cabinet Sf6 Switchgear

• Certification: Type Test Report
• Shell Material: Steel Plate
• Voltage Level: Medium Voltage
• Installation: Floorstanding
• Structure: Floorstanding
• Current: AC
• Model NO.: GSM
• Transport Package: Plywood Case
• Trademark: Greno
• Origin: Xiamen
• Production Capacity: 10000pieces/Year

Product Description

General
GSM type RMU with SF6 load switch as main switch,the whole switchgear is suitable for electric distribution automation, it's compact also expandable metal-enclosed switchgear.Features in its simple structure, flexible  operation, reliable interlocking and convininent installation etc.

Technical parameters

No	Item		Unit	Parameter
1	Rated voltage		kV	12	24	36
2	Rated current		A	630/800
3	Rated frequency		Hz	50/60
4	1min Power frequency withstand voltage	wet	kV	38	50	70
		dry	kV	48	60	80
5	Lightning impulse withstand voltage Common value		kV	75	125/150		125
6	Rated transfer current		A	1700	1200	800
7	Rated active load and close circuit breaking current		A	63	50	50/40
8	Rated cable charge breaking current		A	50 and 10
9	Rated short circuit breaking current		kA	80	63	50/40
10	Rated short circuit making current (peak)		kA	63	50	63	50
11	Short time (2s) withstand current, load switch/earth		kA	25/20	20/20	25/20	20/20
12	Rated withstand current (peak)		kA	80	63	50/40
13	Mechanism life		Times	5000		2000	2000
Remarks: Rated current of combination of switch and fuse decided by the fuse current.

Service Environment
a) Air temperature: Maximum temperature: +40ºC; Minimum temperature:-35ºC
b) Humidity: Monthly average humidity 95%; Daily average humidity 90% .
c) Altitude above sea level: Maximum installation altitude: 2500m
d) Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.
e) No frequent violent shake.