A faulty complete system is immediately disconnected from the intact system by the roof line disconnector.
The task of the waterproof roof line disconnector is to disconnect the AC connection line between the traction units. The disconnectors are operated manually, pneumatically or electrically.
Roof line disconnector RM 597
Technical data
Power
| Nominal voltage | 15kV / 25kV AC; 3kV DC |
| Current | 1.4 kA |
| Periodic maximum voltage | 30kV rms |
| Switching cycle duration | ca. 3s |
| Shock resistance | 3g |
Characteristics
| Lifespan | 400'000 circuits |
| Reliability MTBF | 2,8 x 10 Mio. Hours |
| Power unit | pneumatic or electric |
| Control voltage | 24V/36V/110V |
| Actuating pressure | 4 bis 10 bar |
| Air consumption per switching cycle | max. 2,5l |
| Weight | ca. 88 kg |
Environment & safety
| Ambient temperature | -35°C to +70°C |
| Shock and vibration resistance | to IEC 61373 |
| Isolation | Creepage distance / stroke distance according to EN50124-1 |
| Fire protection | Fire protection level 2 (DIN 5510) |
Installation location
• In the roof
• On the roof
Related references
Options Highlights
Resilient
The roof line isolators can withstand high inrush current (load current).
Contact system
Sensationally reliable and performance-optimised contact system, for safe switching. The electrical connection to the vehicle is made with highly flexible copper strands or busbars.
