DFW4-12 series cable distribution box.
1.2 Purpose
DFW4-12 series SF6 load switch inflation cabinet cable distribution box (hereinafter referred to as IV type cable distribution box), used for the tap of power cables with AC 50HZ, rated voltage 12KV, and rated current 630A
1.3 Main features
a、 Anti pollution and anti-corrosion;
b、 Fully enclosed, fully insulated, maintenance free;
c、 Configure SF6 ring network load switch inflation cabinet;
d、 Configure touchable silicone rubber cable plugs;
e、 Can meet the centralized power supply needs of local user groups;
f、 Having all the characteristics of a regular cable junction box;
g、 Can be equipped with an electric operating mechanism;
h、 CT and PT connections can be reserved for distribution network automation.

DFW4-12 series cable junction box model and meaning Type meaning


Use environmental conditions Service conditions
*Surrounding air temperature: upper limit+40 ℃, lower limit -15 ℃;
*Altitude: ≤ 3000m (if the altitude exceeds 3000m, please specify when ordering);
*Wind pressure: not exceeding 700Pa (equivalent to a wind speed of 34m/s);
*Seismic intensity: ≤ 8 degrees;
*Pollution level: Level III;
*Relative humidity: daily average ≤ 95%, monthly average ≤ 90%.