AC Contactor & Thermal Overload Relay

KNR8(3UA) series overload relay is suitable for 50Hz/60Hz, rated voltage up 690~1000V, rated current 0.1~400A in main circuit of long time working. It is used to protect AC three-phase asynchronous motor against overload and open phase. This products conformity with IEC947-4, VDE0660, GB14048.4 standards.

The altituelde should be not higher than 2000m;
The ambient temperature: -25º C~55º C;
The relative humidity: When +25º C, the relative humidity of air should be not more than 90%.

Senies overload relay of thermal metal mode, tripping class is 10A;
Setting current continuous adjustable device;
Trip indicator;
Test button;
Reset button by hand operation and automatic reset button;
Have a pair of No and Nc insulation contact in electricity;
Mode of installation: Install independently or can plug in the AC contactor.




Company Introduction



Wenzhou Korlen Electric Appliances Co., Ltd, It is a joint venture. My company is a manufacturer including design, development, produce and sale, professional producing MCB, MCCB, RCCB and AC contactor etc. Product enterprises. The company owns import and export power of self-run, expanding Europe and America, Middle East, Southeast Asia etc. Market, set a good Public praise.

The company have more than 1500 workers, including senior engineer among them, engineer at inside of more than 100 technician. And then set up to cover area more than 50 acres, construct area is more than 38000 square meters of the modern industrial zone, providing with the forerunner's standard laboratory and various examination equipments.

Under Korlen people to make great effort unremittingly, designed and developed by oneself, develop and produce the series of MCB, RCCB filled up local blank, attain inter-national advanced level, and acquire more than 20 national patents. The company acquires "30 strong eminent enterprises, top ten of export income, yueqing star class enterprise, attach importance to contract and keeps promise" title of honor for many times past years. Company still the initiative pass ISO 9001 management system verification and 14001 environments management system verification. Our product passed quality verification of domestic and international authority organization like the CB\ SEMKO\ NF\ SIRIM\ SNI\ CE \PCT\ TSE, In the meantime high breaking capacity breaker of our company in this city is the unique product which got " Yueqing famous brand product" by Yueqing people government.

Korlen Electric Appliances is willing to make friends with social public, the world outside businessman join hands together for prosperous society and development to build a brighter future.



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