Gir-12 Series Gas Insulated Metal Sealed Fixed Electrical Switchgear

The GIR-12 type intelligent switchgear is manufactured by our company with independent intellectual property rights, which is based on the development demands of smart grid and adopts the design concept of being "intelligent, energy-saving, environmentally-friendly and maintenance-free".

Product Details Company Profile

Description

Model NO.: GIR-12
Shell Material: Stainless Steel
Installation: Fixed
Current: AC
Protection Level: IP67
Mechanical Service Life: 10000 Times
Transport Package: Wood
Origin: Yangzhou

Certification: ISO9001
Voltage Level: High Voltage
Structure: Cabinet
Annual Leakage Rate: <0.05%
Sf6 Rated Pressure: 0.04
Trademark: New Concept Electric
Specification: 1650Kg
HS Code: 8535210000

The GIR-12 type intelligent switchgear is manufactured by our company with independent intellectual property rights, which is based on the development demands of smart grid and adopts the design concept of being "intelligent, energy-saving, environmentally-friendly and maintenance-free". It integrates such functions as measurement, control, protection and communication etc, with high intelligent degree. This product is suitable for 50Hz, 12kV electric power systems, extensively applied to industrial and civil cable ring networks and power supply terminal projects; it is a top choice to guarantee safe, reliable, economical and efficient operation of the power network.

This product conforms to IEC60298, GB3906-2006, GB/T 11022-1999, DL/T 593-2006, GB 1984-2003 standards, etc.

Major Technical Parameters are shown below:

Rated voltage	12kV
Rated current	630A
Rated frequency	50Hz
Rated short-duration (1 min) power frequency withstand voltage	42/48kV
Rated short-circuit breaking current	20kA
Rated short-duration withstand current (4s)	20kA
Rated lightning impluse withstand voltage(to earth/break)	75/85kV
Rated short-circuit making current (peak value)	50/63kA
Rated peak withstand current	50kA
Rated load breaking current	630A
Mechanical service life of vacuum circuit breaker	10000Times
Rated close circle breaking current	630A
5% rated load open current	31.5A
Rated transfer current	1700A

Using Environment

Description		Unit	Using Environment Value
Surrounding Air	Max Temperature	ºC	+50
	Min Temperature	ºC	-50
	Max Daily Temperature Difference	K	30
Altitude		m	≤2000
Solar Radiation Intensity		W/cm2	0.1
Pullution Class			IV
Icing-Thickness		mm	10
Humidity	Average Value of Daily Relative Humidity	%	≤100
Humidity	Average Value of Monthly Relative Humidity	%	≤95
Earthquake Torelance Ability		Degree	≤8