LEGEND
F1
Power line fuses
F2
Control devices fuse
F3
Thermal relay (to be set at 10,2A for 400V o a 17,6A per 230V)
KL1
Line contact maker
KS1
Star contact maker
KT1
Delta contact maker
KT
Timer relay for switching from star to delta (factory calibration at 10 s)
MA
Starter terminal strip
Q1
Disconnecting switch with interlock
5507
STAR-TRIANGLE STARTER
WIRING DIAGRAM
7
GB
D2049