Festo SEC-AC-305, Fitting And Installation Instructions

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3 . In s t alla t io n
3 − 18
F es t o P.BE−SE C − AC −HW−EN e n 0511c
3 . 3 . 2 X 12 (Br ea k i n g r esis t o r s )
p l u g co nn ec t o r: Ph oe n i x P o w e r− Co mb ico n 3 −p i n, P C
4/ 7 −G− 7 . 62
m a t i n g co nn ec t o r: Ph oe n i x P o w e r− Co mb ico n 3 −p i n, P C
4/ 7 −ST− 7 . 62
Pin Symbol Meaning/remarks
1 RB+ Ext e rn al br a k i n g r esis t o r, p osi t i v e t e rm i n al
2 RBI T e rm i n al f o r i nt e rn al br a k i n g r esis t o r s
3 RB− Ext e rn al br a k i n g r esis t o r, n ega t i v e t e rm i n al
F ig . 3 / 11 : Assig n g m e nt o f p l u g co nn ec t o r X 12 (br a k i n g r esis t o r s )
Please note
Th e m a t i n g co nn ec t o r is i n cl ud e d i n d eli v e ry. Th e r e mu s t
b e a br i d ge o n th is p l u g b e tw ee n t e rm i n als RB− a nd RBI i n
o rd e r th a t th e i nt e rn al br a k i n g r esis t o r s ca n b e o p e r a t e d.
Warning
Th e r e is a n i nt e rm e d ia t e ci r c u i t p o t e nt ial (up t o 800 V) a t
th ese t e rm i n als ! S elec t a s u i t a b l y i n s u la t e d ca b le . B e f o r e
s t a rt i n g w o rk, s w i t c h o ff th e d e v ice co mp le t el y a nd w ai t 5
m i nut es . Th is br i d ge mu s t b e r e m o v e d i n o rd e r th a t th e
e xt e rn al br a k i n g r esis t o r s ca n b e o p e r a t e d. S i mu l t a n eo u s
o p e r a t io n o f th e i nt e rn al a nd e xt e rn al br a k i n g r esis t o r s is
n o t p ossi b le . Th e br i d ge b e tw ee n RB− a nd RBI is al r ea dy
f i tt e d wh e n th e d e v ice is s upp lie d fr o m th e f ac t o ry.