Products details
12kv insulation contact box 630A-1250A
    Publish time 2019-02-20 15:09    
12kv insulation contact box 630A-1250A 

Model No: CHN3-12KV-150
Material: Epoxy Resin
Rated Current: ≤630A~1250A
Rated Voltage: 12KV
Technology: APG technology
Application: Used for insulation, isolation & connection transition in various kinds of handcart switchgear

Operation Conditions:
1. Altitude: ≤ 1000m;
2. Ambient temperature: +40~-10º C;
3. The relative humidity shall not be more than 95% at+20 º C ambient temperature;
4. NO gas, wapor or dust that may severely affect the insulation of contact box, no explosive or corrosive substance.

Technical Date &Requirement
1. The coper contact to earth shall withstand power frequency test voltage(effective value )of 42kv for 5 minutes and 
lightning impulse vpltage (peak value)of 75KV;
2. The temperature of lead-out terminal shall not bemore than 65º C if the contact box is used for long time in 
rated current condition;  


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Fax: 0086-574-88478873



Add: No.218 Weier Road,Chongshou

   Industrial Park, Cixi City

   (Ningbo), China

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