Description

BS 519 – Specification for tractive armature direct current neutral-polar line relays for railway signalling

Relays having up to four neutral contact-arms and up to four polar contact-arms. Construction (overall dimensions, electrical tests, performance characteristics); arrangement, marking of terminals.

Cross References:
BS 442

Product Details

Published:

07/14/1950

ISBN(s):

0580008061

Number of Pages:

16

File Size:

1 file , 340 KB

Product Code(s):

00021123, 00021123, 00021123

Note:

This product is unavailable in Ukraine, Russia, Belarus