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Supplementary Instructions
TYPE I RD RELAY S WITH 1 AMP I C S UN I T
L
9 1 4 5.QQ__
Thi s information i s supp lementary to I n s truc t i on Le a f l et 4 1 - 1 3 3
and app l � s t o the I RD l ine o f re l ay s with a 1 amp . d e ICS un i t .
I n s t ruct i on Le a f le t 4 1 - 1 3 3 wi l l app l y w i th the fol l owing exception s :
The 0 . 2 / 2 amp .
res
o f I n s t ructionLe a f le t 4 1 - 1 3 3 i s omi t te d and
a 1 amp . ICS un i t i s used in i t s p l ace .
Th i s un i t i s s imi lar i n
con s t ruc tion to the 0 . 2 / 2 . 0 ampere
res
except that t h e m a i n coi l
i s not t apped .
TRIP C I RCUIT CONSTANTS
1
amp . I C S
0 . 1 Ohms d e re s i s t ance
THERMAL CAPACI TY
Ampe re
1 s econd
1 4 0
Rating ( Coi l )
continuous
5 . 0
The contact gap o f the 1 . 0 amp . I CS shoul d be 5 / 6 4 inch .
P i ck
up current o f t he devi ce s hould not be le s s than 1 . 0 amp . de
nor gre ater than 1 . 2 amp . de
The se i n s t ructi on s app ly to the fo l lowing s chemat i c :
l 8 5A 3 5 8 .
Attachmen t s :
I n s t ruction Le af let
Schemat i c Di �g ram
4 1 - 1 3 3
1 8 5 A3 5 8
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