NH Veterical Fuse Switch Disconnectors are specifically designed to be used with NH fuse links. All energised metal parts are fully protected against accidental contact. These are manually operated switches and the making and breaking is dependent on the speed of the operation
Technical data:
Rated current: 10-630A
Rated voltage:400, 500 and 690 V a.c/d.c
Interupting capacity:DC 50kA
Operating class: gG/gL,aM,aR
According to IEC/EN60269 and IEC/EN60947
| No. | Product type | Rated Voltage (V) | Rated current(A) | Compatible Fuse Link Size | Overall dimension(mm) |
| 18060 | HR17B-160 | 500/690 | 160 | NH00C,NH00 | Refer to for detailed data |
| 18061 | HR17B-250 | 500/690 | 250 | RT16-1,NT1,NH1 | |
| 18062 | HR17B-400 | 500/690 | 400 | RT16-2,NT2,NH2 | |
| 18063 | HR17B-630 | 500/690 | 630 | RT16-3,NT3,NH3 |
