Toshiba TMC7 Series - TMC7 Series; 4.1 Overview; 4.2 Electrical Schematics; 4.3 Control Voltages

TMC7 SERIES
Page 11
710-02887-00A
TMC7 Series
TMC7 Series
4.1 Overview
TMC7 soft starters provide current limit soft start, soft stop and a range of motor protection functions.
4.2 Electrical Schematics
Example 1. TMC7 soft starter installed with a system
protection circuit breaker complete with a shunt trip
device.
6/T3
4/T2
2/T1
5/L3
3/L2
1/L1
R33
R34
Motor
3Ø
1
Auxiliary Relay Function = Trip
1
Example 2. TMC7 soft starter installed with a system
protection circuit breaker and line contactor.
6/T3
4/T2
2/T1
5/L3
3/L2
1/L1
R43
R44
Motor
3Ø
K1M
K1M
4.3 Control Voltages
TMC7 Series can be supplied in either of two control voltage configurations.
TMC7-xxxx-C1………………….... 110-240 VAC (+10% / - 15%)
or 380-440 VAC (+10% / - 15%)
TMC7-xxxx-C2 …………………... 24 VAC/VDC (±20%)
A3
A1
A2
C2
24 VAC/VDC
±20%
C1
110-240 VAC
+10% / -15%
(+)
(-)
TMC7-xxxx-xx
380-440 VAC
+10% / -15%
WARNING:
Always apply control voltage before (or with) mains voltage.
CAUTION:
With 24 VAC/VDC use contacts rated for low voltage and low current (gold flash or similar).