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Welcome to Hebei Wuqiang WeiTe Electrical Appliance Co., Ltd.
Contact us
Hebei Wuqiang WeiTe Electrical Appliance Co., Ltd
Contacts:Section manager
Mobile: 86-13333086669
Tel:0086-318-3736777   0086-318-3736111
Fax:0086-318-3736969
E-mail: 76663880@qq.com
Address:Dayang Village, Wuqiang County
Gas relay, dry-type transformer accessories, oil tank accessories
Gas relay, dry-type transformer accessories, oil tank accessories
Contacts:Section manager
Tel:0086-318-3736777   0086-318-3736111
Mobile: 86-13333086669

  QJ2-40 is a changed product of QJ1-40 gas relay. The buoy gets into the oil tank of the transformer, and it gives alarm when the oil lever is lower than the regulated level of the transformer tank. If the oil level is lower than another regulated level, the transformer is cut from operating.

Main technical parameters 

Pipe diameter: 40mm

Contact capacity: DC/AC 220V 0.3A

Dielectric strength between open contacts: 2000V 1min 

Seal test pressure: 245kpa 20min 


Operating characters (seen in the table)

Type 

Alarm signal 

Trip signal 

Oil tank opening dimension 

QJ1-40

170ml±10%

270ml±10%

50mm

QJ2-40

15mm±2.5mm under the cover

30mm±2.5mm under the cover 

50mm

QJ3-40

15mm±2.5mm under the cover

30mm±2.5mm under the cover

50mm

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All rights reserved:Hebei Wuqiang WeiTe Electrical Appliance Co., Ltd.
Tel:0086-318-3736777   0086-318-3736111    Fax:0086-318-3736969    
Mobile:86-13333086669 E-mail: 76663880@qq.com
Contacts:Section manager    Address:Dayang Village, Wuqiang County Record Number:Hebei ICP No. 14020608


CertificationCertificationEnter showrooms
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