Beijing Qingchang power Technology Co.,Ltd
| Product Features | Time-stamped fault records |
| Place of Origin | China |
| Brand Name | Qingchang |
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Product Specification
| Product Features | Time-stamped fault records | Place of Origin | China |
| Brand Name | Qingchang | ||
| High Light | IP54 protection relay ，QCB-101 protection relay ，QBZ-101 protection relay | ||
Product Overview
Phase and ground (E)/ fault (F) overcurrent protection
Transformer high-temperature/over-temperature protection
Records: Faults (200), Events (200), Operation Records (200), Logs (200)
Three setting groups (HMI/ upper computer /RS485)
Second harmonic surge louckout
Circuit breaker control is carried out via RS485/HMI/ USB Type-C input and local/remote mode
USB Type-C: program upgrade
RS485 interface: Modbus,IEC60870-101 , IEC60870-103
Various optional functions can be selected in different situation:
Low-temperature screen: AC/DC auxiliary voltage selection
More additional local or remote control input amounts (up to 8)
Product Features
High reliability and adaptability
Robust design, the protection level of front panel can reach IP54
Can keep stable operating under 40A and 540V situation
Wide power supply voltage support: D1 type :18-75VDC; D2 type: AC/ DC universal 85-305 VAC/120-430VDC
Company Details
Business Type:
Manufacturer,Seller
Year Established:
1999
Employee Number:
300~400
Ecer Certification：
Verified Supplier
Beijing Qingchang Power Technology Co., Ltd. was established in 2005 with a registered capital of 103.8 million yuan. It is an innovative enterprise on the Beijing Stock Exchange, with stock code 430057 and 300 employees. The Company's headquarters is located in the Shangdi Informat... Beijing Qingchang Power Technology Co., Ltd. was established in 2005 with a registered capital of 103.8 million yuan. It is an innovative enterprise on the Beijing Stock Exchange, with stock code 430057 and 300 employees. The Company's headquarters is located in the Shangdi Informat...
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