Name:
NR NB 113 ISSUE 2 PDF
Published Date:
02/24/2014
Status:
[ Withdrawn ]
Publisher:
Network Rail
Applies to staff installing, maintaining, testing or called to adjust audible warning levels at level crossings.
Purpose
This NB is to provide information on the new level crossing audible warning which incorporates voice message warning.
This re-issue details the wiring configurations applicable for the installation of the Audible Warning Device (AWD).
Issue 1 was found not to cater for all sites; the circuit shown was for typical standard circuits only.
Issue 2 also caters for sites that have historical Audible Warning circuitry where the switching is in the positive leg of the circuit which is not to typical circuits,
| Edition : | 2 |
| File Size : | 1 file , 150 KB |
| Number of Pages : | 7 |
| Published : | 02/24/2014 |
