General
HXL-21 series power distributing cabinet is used for power distribution and light distribution of three-phase four-wire power system of AC frequency 50Hz,voltage 500V below in the industrial and civil buildings.
Basic technical parmeters
Rated working voltage | 380V |
Rated insulation voltage | 660V |
Rated working frequency | 50Hz |
Rated working current | 630-1000A |
Rated short-circuit breaking current | 15kA |
Rated short-time withstand current | 15kA/1s |
Rated peak withstand current | 30kA |