Description
Emergency brake switches of type KIEPE NBS 550 are designed to meet the high demands of applicable railway specifications. They allow passengers and train crew to initiate an emergency brake or emergency stop by pulling the activation handle. Once actuated, the switch locks automatically. Depending on the model, unlocking is performed using either a socket wrench¹ or a customer-specific safety key¹.
For this model, inscriptions are applied via separate labelling¹ positioned near the visible handle.
¹ Not included in delivery
Technical Data
| Type | NBS 550 |
|---|---|
| Rated insulation voltage | DC 110 V +25/-30% |
| Ambient temperature | -25° C ... +70° C |
| Protection type | IP 00 |
| Unlocking¹ | Square bolt / closing cylinder |
| Contacts | 2 NO 2 NC |
| Thermal current | 10 A |
| Rated switching capacity (24 V/110 V)² | 8 A / 0,4 A |
| Connection | Faston plug 6.3 mm |
| Weight approx. | 1.3 kg |
| Colour¹ (housing / handle) | NCS 4005 R 80 B (grey) / RAL 0204050 (red) |
| Operating force approx. | 80 N (without lead sealing) |
| Actuating height approx. | 10 mm |
¹ To be specified when ordering
² Inductive load
