More Dimensions 

Introduction  

It is suitable for three-phase three-wire, four-wire, five-wire system of 50Hz, 500V and less than 250A loading current. It is suitable for three-phase three-wire, four-wire, five-wire system of 50Hz, 500V and less than 250A loading current.

JXF low-voltage control box is suitable for three-phase three-wire, three-phase four-wire, three-phase five-wire system of 50Hz, 500V or lower, with less than 250A loading current. It is used to control distribution system, leakage protection, and various control and protection of motor overloading, short-circuit, lacking phase. This box has reasonable desigh, small size, nice apperance, reliable performance, to be widely used in metallergy, petrol, medical health, avigation, building, malls, schools and city constructions.

Standards

   IEC60439-1:1992 Low-voltage complete set switchgear and control equipment, first part: Type test and partial type test complete set equipement.

GB7251.1-1997 Low-voltage complete set switchgear and control equipment, first part: Type test and partial type test complete set equipment.

Ambient Conditions   

1. Altitude:  ≤2000m;

2. Ambient temperature: -25°c~+40 °c

3. The relative humidity of month average under +20 °c : ≤ 90%;

4. Air condition: no baleful gas, steam and volatile dust;

5. Applicable occasions should free from corrosives and severe vibrations.

Structure Feature