BR991 Nov 1994
Flashing Signal Aspect Control Unit
Synopsis
This specification related to a unit designed to supply a pulsating current to signal lamps, such that the signal aspect appears to flash. The supply to the signal lamp is pulsated rather than interrupted so as to improve the operating conditions of the lamp.
Read full standard
Registered
Withdrawn
Other
- Issued:
- 01/11/1994
- Published:
- 01/11/1994
- In Force:
- 01/11/1994
- Withdrawn:
- 31/12/1999
Details
| Consultation Status | Closed |
| Vehicle Assessment | No |
| Lead Committee | Control Command and Signalling - CCS |