Connection For Ac Motor - Eaton DS7 Manual

7 Connection examples
7.1 Size 1 (4 – 12 A)

7.1.7 Connection for ac motor

N
PE
Figure 90:
126
DS7 Soft starter 09/16 MN03901001Z-EN www.eaton.com
1 ~ 230 V, 50/60 Hz
L
F1
Q1
①
F3
Q21
F2
M
3 ~
AC motor in Steinmetz circuit
TOR
+ U - A2 + A1 13
s
S3
95
F2
96
C1
M1
(+) U
s
24 V AC/DC, 120/230 V AC
(–) U
s
C1 = Startup and operating
capacitor
F1 = Cable and short-
circuit protective device
(FA2-B.../1N)
F2 = Overload relay
F3 = optional
semiconductor fuse for
type 2 coordination, in
addition to F1
Q1 = mains contactor
(optional)
(example for ① :
DILM7 + DILM12-XP1)
Q21 = Soft starter
S3 = Start/stop-switch