BS 519:1950
Specification for tractive armature direct current neutral-polar line relays for railway signalling
BSI Group , 07/14/1950
$80.00
$160.02
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 Information
Published:
07/14/1950
Pages:
14
ISBN:
0580008061
File Size:
1 file , 340 KB
Language:
English
Note:
This product is unavailable in Ukraine, Russia, Belarus
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