NQ-40 Series DC Isolated Switch
| Main Parameters | unit | NQ-40 | |
| Rated insulation voltage | Ui | V | 1500 |
| Rated thermal current | Ith | A | 32 |
| Rated impulse withstand voltage | Uimp | V | 8000 |
| Rated short-circuit making capacity | lcw | A | 1000 |
| Maximum cable cross sections(incl.jumper) | |||
| Solid or standard | mm² | 2.5-6 | |
| Flexible | mm² | 2.5-6 | |
| Flexible(+multicore cable end) | mm² | 2.5-6 | |
| Torque | |||
| Tightening torque terminal screws M4. | Nm | 1.2-1.8 | |
| Tightening torque shell mounting screws | Nm | 1.5-2.0 | |
| Tightening torque knob screws | Nm | 0.5-0.7 | |
| Switching on or off Torque | Nm | 0.9-1.3 | |
| The wiring Torque on Base | Nm | 1.1-1.4 | |
| General parameters | |||
| Knob positions | OFF at9 hr,ON at12hr | ||
| Mechanical life | 10000 | ||
| Number of DC poles | 2or4 | ||
| Operation temperature | -40 to+85 | ||
| Storage temperature | -40 to+85 | ||
| Pollution degree | ℃ | 2 | |
| Overvoltage category | ℃ | Ⅲ | |
| IP rating of shafte and mounting nul | IP66 | ||
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