GCK Withdrawable Low Voltage Complete-set Switchgear Equipment（Abbreviation as Switchgear）Used in power generation, transmission and distribution system as a dynamic lighting, power conversion, protection and control, etc. which applies to ac50 hz below rated voltage 400 V rated current 4000 A.It applies to circuit of AC50Hz, rated working voltage 400V and rated working Current upto 4000A for low voltage power network. Switchgear to meet GB7251.12, “CCC” certification related standards And after a long period of trial operation can be used. Withdrawable element has the features of small volume, strong function, high interchangeability, convenient replacement and maintenance, reliable contact and so on.
| Project name | Unit | value | ||||
| Rated voltage Ue(V) | V | 400 | 380 | 380 | 400 | |
| Rated insulation voltage Ui（V） | V | 690 | 660 | 660 | 690 | |
| Rated current In | Horizontal bus-bars | A | 1600～630 | 2500～1600 | 4000～2500 | 5000～4000 |
| Vertical bus-bars | A | 1000～200 | 1000～630 | 1200～800 | 1200～630 | |
| Rated short-time tolerant current Icw(1s) | Horizontal bus-bars | kA | 30 | 50 | 80 | 100 |
| Vertical bus-bars | kA | 30 | 50 | 50 | 50 | |
| Rated Peak-Peak tolerant current Ipk(1s) | Horizontal bus-bars | kA | 63 | 105 | 176 | 220 |
| Vertical bus-bars | kA | 63 | 105 | 105 | 105 | |
| Outer covering protection rank | IP40，IP30 | |||||
