Sf6 Gas Insulated Switchboard - 11/22kv, 6.6kv, 24kv - IEC/ANSI Standard

• Certification: CCC, ISO9001
• Shell Material: Epoxy Resin
• Voltage Level: Medium Voltage
• Current: AC
• Rated Voltage: 11/22kv,6.6kv,24kv
• Rated Current: 630A
• Model NO.: GRM
• Standard: IEC /ANSI Standard
• Usage: Electricity Transmission Project
• Transport Package: Safe Transportation Wooden Case
• Trademark: GRENO
• Origin: Xia Men
• Production Capacity: 550set/Sets Per Month&

Product Description

 

 

GRM Series Completely Sealed F6-Insulated Ring Main Unit

 

Product Description

The GRM series completely sealed SF6-insulated ring main unit, manufactured by GRENO (XIAMEN) SWITCHGEAR CO., LTD.. This innovative product is specifically developed for medium voltage distribution networks.

 

All live components of this ring main unit are securely sealed in a durable stainless steel tank, ensuring optimal safety and reliability. The tank is filled with SF6 gas, further enhancing the unit's performance and insulation properties.

 

Main Panel Types

The main panel type available for this ring main unit is the load break switch cubicle. This panel type offers efficient and convenient load break switching capabilities, making it an ideal choice for various applications.

Fuse+Switch Combination Cubicle

Introducing the Sf6 Gas Insulated Switchboard by GRENO (XIAMEN) SWITCHGEAR CO., LTD. This IEC/ANSI standard switchboard is available in 11/22kv, 6.6kv, and 24kv options. It is a reliable and efficient solution for your electrical needs. 
 

Vacuum Circuit Breaker Cubicle

 

Introducing the SF6 Gas Insulated Switchboard by GRENO (XIAMEN) SWITCHGEAR CO., LTD. This IEC/ANSI standard switchboard is available in 11/22kv, 6.6kv, and 24kv options. It is a reliable and efficient solution for gas insulated switchgear applications. 
 

 

Features:

• This RMU series is available in 1-way, 2-way, 3-way, 4-way, and 5-way configurations.


• Can be extended or non-extendable from the top or side, depending on your requirements.


• Features SF6-insulated compact switchgear with a common gas tank type.


• Mechanical interlocking prevents improper operation.


• Ensures safety and reliability, with a maintenance-free design.

 

GRENO (XIAMEN) SWITCHGEAR CO., LTD. is a reputable company in the field of switchgear manufacturing.

Item NO.	Name		Unit	Technical parameters
				GRM-C	GRM-F	GRM-V
1	Rated Voltage Un		kV	24		24
2	Rated Frequency		Hz	50		50
3	Rated Current		A	630	125	630
4	Rated Load Breaking Current		A	630	125
5	Rated Short Time Withstand Current(rms)		kA	20		20
6	Rated Short Time Duration		s	3		3
7	Rated Peak Withstand Current		kA	50		50
8	Rated Closed Switch - Off Current		A	630
9	Rated Cable Charging Breaking Current		A	10		25
10	Rated Active Load Breaking Current		A	630
11	Max. Transfer Current		A		1750
12	Expected Fuse Short-Circuit Breaking Current(rms)		kA		50
13	Earthing Switch 2s Short Time Withstand Current		kA	20		20
14	Rated Short-Circuit Current Making Times		Times	2
15	Rated Current Breaking Times		Times	10
16	Mechanical Endurance	Load Break Switch	Times	5000
		Earthing Switch	Times	2000		2000
		Disconnector	Times			3000
		Circuit Breaker	Times			10000
17	SF6 gas anual leakage rate			≤1%/Y
18	Rated Insulation Level		Unit	Technical parameters
	1min Power Frequency withstand voltage(rms)	On isolating distance	kV	60
		Phase to Phase	kV	50
		Phase to Earth	kV	50
	Lightning impulse withstand voltage(peak)	On isolating distance	kV	145
		Phase to Phase	kV	125
		Phase to Earth	kV	125
21	optional :Motorised Operating Mechanism- voltage		V	DC24,DC48,DC110,DC220,AC220

 

 

Packaging & Shipping

Packaging

 

At GRENO (XIAMEN) SWITCHGEAR CO., LTD., we offer flexible packaging options to meet our customers' requirements. Our standard packaging includes carton or wooden packaging.

 

Shipping

 

Before delivering our products, each item undergoes strict testing to ensure its quality. We are committed to providing reliable shipping services, and we can assist with arranging air, express, or sea shipping.