直流互感器檢定裝置
(HRHLZ Direct current transformer test set)
1.1設備用途:
HRHLZ直流互感器,是用于檢定10kA以下電流的直流分流器、直流電流傳感器、直流電流互感器的設備。
1.1 Useage of Equipment:
HRHLZ Direct current shunt, is used to test the following current 10kA DC shunt,DC current sensor, a DC current transformer device.
1.2 HRHLZ設備功能及配置:
至少需要配置600A大功率直流穩(wěn)流源、10 kA大功率直流穩(wěn)流源、大功率直流穩(wěn)流源具有過電壓、過電流、短路、過熱等非正常情況下的自我保護功能;600A 直流電流比例標準和10 kA直流電流比例標準,直流電流比例標準在10%-100%的量限范圍內(nèi)均能保證準確度指標;以及相應的直流標準電阻器,組成大電流發(fā)生和測量裝置,并且需要配置相應的大電流導線,進而可以檢定直流分流器、直流電流傳感器、直流電流互感器等儀器。
1.2 Features and Configuration of HRHLZ:
Requires at least 600A power DC constant current source, 10 kA stabilized DC power source, power DC constant current source with over-voltage, over current, short circuit, overheating and other non-normal situations of self-protection function; 600A DC current proportional standards and standard ratio of 10 kA DC current, DC current standard ratio of 10% -100% of the volume limit range can ensure the accuracy index; and corresponding DC standard resistor, the formation of large current generating and measuring means, and to configure corresponding large current conductor, in turn, can test DC shunt, the DC current sensor, DC current transformers and other equipment.
產(chǎn)品特點:
用戶可按銘牌上注明標準電流比進行校驗。
可進行5/5或1/1電流比自校。
該儀器帶腳輪,便于搬運。
技術指標:
溫度:-5℃~+40℃
濕度:<80%
容量:5VA
功率因素:COSφ=0.8,1.0
允許在額定電流下長期工作,150A以上穿心
標準電流比:0.1A~20000A/5A、1A
一次電流:0.1A~20000A
二次電流:5A或者1A,也可以是雙變比1A和5A。