NR - RT/E/S/11107 ISSUE 1
Silver Migration (aka NR/SP/SIG/11107)
inactive
| Organization: | NR |
| Publication Date: | 1 December 2000 |
| Status: | inactive |
| Page Count: | 12 |
scope:
The contents of this Specification apply to all signalling installations which use silver plated connectors on plug-in apparatus.
Further contamination problems with relay plugboards are considered in Signalling Equipment Technical Advice Notice RT/E/C/19015.
PURPOSE
To define the policy for the management and prevention of silver migration within signalling equipment, so as to satisfy the mandatory requirements of Railway Group Standard GK/RT0210, Asset Management for the Safety of Signalling and Operational Telecommunication Systems and Equipment.
Document History
March 3, 2012
Silver Migration
Applies to all relays, plugboards and plug couplers formed of black phenolic material.
Purpose
Silver Migration can lead to wrong side failures.
This standard specifies:
a) The required...
December 3, 2011
Silver Migration
Applies to all relays, plugboards and plug couplers formed of black phenolic material.
Purpose
Silver Migration can lead to wrong side failures.
This standard specifies:
a) The required...
August 26, 2008
Silver Migration (aka NR/SP/SIG/11107)
The contents of this Level 2 document apply to all signalling installations which use silver plated connectors on plug-in apparatus.
Further contamination problems with relay plugboards are...
RT/E/S/11107 ISSUE 1
December 1, 2000
Silver Migration (aka NR/SP/SIG/11107)
The contents of this Specification apply to all signalling installations which use silver plated connectors on plug-in apparatus.
Further contamination problems with relay plugboards are considered...
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