General
GHK168-Z intelligent type composite AC LV distributing cabinet is developed by Tianjin Design and Research Institute of Electric Drive together with Wenzhou Haitan Magnetic Ele. Appliance Factory and Yancheng Shehai Intelligent Ele. Appliance Co. Ltd. and Huaxia Transmission and Distributing Equipment Co. Ltd-according to domestic specific situation, it is the latest intelligent low voltage distributing device that has passed type test.
This product is suitable for each level power grid that is available in AC 50Hzf rated voltage 660V and below, rated current up to 5000A. It can be used as motor control center, power center, reactive power compensation, main distribution and branch distribution device.
Basic technical parmeters
Normal serrvice conditions | 按GB7251.1-1997中6.1的规定 |
Rated working voltage Main circuit(Ue) | 380V、600V |
Auxiliary circuit(Ue) | 40Pole级:AC200或VDC24V 20Pole级:AC380V |
Rated insulation voltage | 800 |
Rated impulse withstand voltage(Uimp) | 8kV, 6kV |
Power frequency withstand voltage(1 min) | 3kV |
Rated current Horizontal main bus(le) | 2000A、2500A.3150A.4000A.5000A |
Vertical bus(le) | 1000A、1250A、1400A |
Rated short-timewithstand current Horizontal main bus(le)
| 65kA、80kA、100kA |
Vertical bus(le) | 65kA、80kA |
Rated peak withstand current Horizontal main bus(le) | 143kA, 176kA、220kA |
Vertical bus(le) | 143kA, 176kA |
Main contact rated current of drawer unit(le) | 35-500A |
Auxiliary contact rated current of drawer unit(le) | 6A、10A |
Single cabinet max power of apadtance compensating cabinet | 300Kvar |
laner isolation | DE1ODE4 Type1 to type 4 |
Enclosure protection level | IP30-IP40 |