(H)GW9A-12 Outdoor High-Voltage  AC Disconnector
(H)GW9A-12 Outdoor High-Voltage AC Disconnector

(H)GW9A-12 Outdoor High-Voltage AC Disconnector

(H) GW9A-12 outdoor high-voltage single-pole disconnector (hereinafter referred to as disconnector) is a three-phase AC 50Hz high-voltage power distribution device with the rated voltage 12kV, suitable for 10kV power supply system for cutting off and closing the high-voltage line with voltage under nonload and for electrical isolation of the electrical devices under repair such as high-voltage bus and circuit breaker from the live high voltage line. It is also used to turn on/off a very small capacitive current and inductive current.

(H)GW9A-12 Outdoor High-Voltage  AC Disconnector

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Catalog

Certificate

Overview

Working environment conditions:

1.1 Ambient air temperature: Max. temperature is +45℃,Min. temperature is -40℃, and the max. daily temperature difference up to 25K.

1.2 Relative humidity: The daily mean is not greater than 95%, and the monthly mean is not greater than 90%.

1.3 Altitude: Not exceed 3000 m.

1.4 Wind speed: Not exceed 35 m/s.

1.5 Pollution degree: 4 .

1.6 Icing thickness: 10 mm.

1.7 Seismic intensity should not exceed 8 magnitude scales.

1.8 There is no frequent violent vibration at the installation site.

1.9 There is no obvious pollutions such as dust, smoke, corrosive gas, or salt spray in the ambient air. Please contact the manufacturer if the product works out of the normal working condition range.


No.NameUnitValue
1Rated voltagekV12
2Rated insulation levelPower frequency   withstand voltage Phase to phase, phase to earth   42, open contacts 49
(1min)
Rated lightning impulse withstand voltage (peak)Phase to phase,   phase to earth 75, open contacts 85
3Rated frequencyHz50
4Rated currentA630, 1250
5Rated short-time withstand   currentkA20, 25
6Rated peak   withstand current50, 63

7Rated short-time durations4
8Mechanical lifeTimes3,000
9Rated closed loop breaking   currentA630


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Zhejiang Tengen Electric Co., Ltd.

Sulv Industrial Zone, Liushi Town, Yueqing City, Zhejiang Province, China, 325699

+86 21 3119 8727

marketing@tengen.com.cn

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