NR BR 923 ISSUE A PDF

NR BR 923 ISSUE A PDF

Name:
NR BR 923 ISSUE A PDF

Published Date:
02/01/1964

Status:
[ Active ]

Description:

Specification Moving Iron Direct Current Polar Line Relays for Railway Signalling

Publisher:
Network Rail

Document status:
Active

Format:
Electronic (PDF)

Delivery time:
10 minutes

Delivery time (for Russian version):
200 business days

SKU:

Choose Document Language:
$7.5
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This specification covers moving-iron direct current polar line relays for railway signalling. It provides for relays having up to two contact arms as standard. Relays having contact arrangements or resistance different from those regarded as standard may be obtained to this specification by arrangement between the purchaser and manufacturer.


Edition : A
File Size : 1 file , 1.4 MB
Number of Pages : 9
Published : 02/01/1964

History


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