BS 519:1950

Original price was: $109.22.Current price is: $54.61.

Specification for tractive armature direct current neutral-polar line relays for railway signalling
standard by BSI Group, 07/14/1950

Category:

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