Descriere
Motor-protective circuit-breaker according to IEC/EN60947, 3 pole size PKZM4, with adjustable overload and non-delayed short-circuit release, phase failure sensitive, screw and snap fitting, rated operating voltage Ue 690V, degree of protection IP20, finger proof according to VDE 0106 T. 100, accessories: auxiliary contact, voltage release
Specificatii
| Electrical | |
| Overload release current setting | 50 |
| Adjustment range undelayed short-circuit release | 899 |
| Rated operating voltage | 690 |
| Rated permanent current Iu | 58 |
| Rated operation power at AC-3, 230 V | 17 |
| Rated operation power at AC-3, 400 V | 30 |
| Power loss | 28.2 |
| With integrated under voltage release | No |
| Number of poles | 3 |
| Rated short-circuit breaking capacity Icu at 400 V, AC | 50 |
| Model/type | |
| With thermal overload protection | No |
| Type of control element | Turn button |
| With integrated auxiliary switch | No |
| Options | |
| Phase failure sensitive | Yes |
| Other | |
| Switch off technique | Thermomagnetic |
| Device construction | Built-in device fixed built-in technique |
| Connection | |
| Type of electrical connection of main circuit | Screw connection |
| Protection | |
| Degree of protection (IP) | IP20 |
| Measurements | |
| Height | 140 |
| Width | 55 |
| Depth | 160 |
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