DFW-12 10kV Outdoor Cable Branch Box

Description

ParameterStandard Value
Rated Voltage / Frequency12kV (system 10kV), 50Hz/60Hz
Rated Operating CurrentStandard 630A; plug-in connector 200A
Rated Short-time Withstand Current20kA/3s, 25kA/3s
Rated Peak Withstand Current50kA, 63kA
1min Power-frequency Withstand Voltage (to ground)42kV
Lightning Impulse Withstand Voltage75kV
Circuit Contact Resistance≤40μΩ
Partial Discharge Level≤10pC (at 15kV test voltage)
Enclosure Degree of ProtectionOutdoor enclosure IP33, internal cable connectors fully insulated IP67
Applicable StandardsGB/T11022, GB12706, IEC62271