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Monitors the state of 1-3 fuses in single- or 3-phase voltage systems. e.g. for automatic... more
Product description
Monitors the state of 1-3 fuses in single- or 3-phase voltage systems. e.g. for automatic disconnection and lockout of a 3 phase motor in the case of a fuse failure.
Technical specifications
| Measuring range max.: | 3 AC 400 V |
| Standard measuring range: | 3 AC 110 - 400 V |
| 1- / 3-phase: | 3 |
| Operate delay: | Yes |
| Output contacts: | 2 C/O contacts |
| Width: | 22,5 mm |
| Enclosure design: | Switch cabinet |
| Type: | UG 9075 |
Advantages
- increasing the availability of plants by early detection of blown fuses, that may cause damage if undetected
- fast detection of blown fuses also with disconnected load availability of your plant on request
- reliable detection of blown fuses inspite of:
- Asymmetric mains
- Harmonic content
Features
- According to IEC/EN 60 255, DIN VDE 0435-303
- To monitor fuses in single and 3-phase AC voltage systems
- Undervoltage detection below 0.7 x UN
- No separate auxiliary necessary
- 2 changeover contacts
- 2 nominal voltages adjustable:
3/N AC 240 V / 140 V or 3/N AC400 V / 230 V or fixed nominal voltage: 3/N AC 110 V / 64 V - Adjustable operate delay
- Energized on trip
- Automatic adjustment to 50 Hz and 60 Hz mains frequency
- Width 22.5 mm