China New Design Nh Nt Knife Blade Fuse Switch Disconnectors, Find details about China Isolation Switch, Isolator from New Design Nh Nt Knife Blade Fuse Switch Disconnectors
Model | DNH1-160 | DNH1-250 | DNH1-400 | DNH1-630 |
Fuse | NH00(NT00) | NH1(NT1) | NH2(NT2) | NH3(NT3) |
Rated operational voltage Ue V | 400V/690V | |||
Max current | 160A | 250A | 400A | 630A |
Rated insulation voltage | 1000V | |||
Rated impulse withstand voltage | 8000V | |||
Fuse protected short circuit making | 50kA/ms | |||
Rated making and breaking capacity | AC22B | AC22B | AC22B | AC22B |
Rated frequency Hz | 50/60 | 50/60 | 50/60 | 50/60 |
Power loss at Im without fuse-link/phase | 12W | 23W | 34W | 48W |
Degree of protection | IP20 | IP20 | IP20 | IP20 |