12KV Contact box for switchgear components details listed as belows:

Material: Epoxy Resin

Rated Current: 1250-1600A

Rated Voltage: 12KV

Max Voltage: 12KV

Technology: APG technology

Application: Used for insulation, isolation & connection transition in various kinds of handcart switchgear

Operation Condition

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;