Automationdirect.com Stellar SR44, User Manual

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2–9
2.5 – Electrical Connections – Terminal Locations
2.5.1 – General Electrical Connections
Figure 2.5.1a: SR44 Chassis Size 1 Electrical Connections
CONTROL VOLTAGE TERMINALS X1, X2 (Input)
CONTROL VOLTAGE SELECTOR SWITCH
Ensure that the selector switch position corresponds to the control supply used
(either 115V or 230V) before you apply the control supply.
POWER TERMINALS L1, L2, L3 (Input)
Isolatable 3-phase supply
(via contactor, isolator, etc.).
Any phase can connect to any terminal.
GROUND STUD
Electrical ground (PE)
An M8 threaded stud for
connection to the system
ground.
KEYPAD CIRCUIT
CARD
To remove cover, unscrew
2 positions (size 1 only)
ELECTRONIC CONTROL CARD
Refer to sections 2.5.2 and 2.7.1
POWER TERMINALS T1, T2, T3 (Output)
Induction motor.
For correct motor rotation, these connections
must correspond with the supply connections
at L1, L2, L3.
(s
iz
e
1
lo
ca
tio
n)
CABLE
Cover
(inside view)
L1 L2 L3
T1 T2 T3
Electronic
Control Card
X
1,
X
2
(s
iz
e
1
lo
ca
tio
n)
When removing and replacing the front cover, take care not to damage the cable that connects the Keypad
and the Electronic Control Card.
The cable from the Keypad to the Electronic Control Card must be connected or disconnected ONLY
when the control power is turned OFF to the unit. Otherwise the circuitry may be damaged.
Chapter 2: Electrical Installation
SR44 Series Soft Starter User Manual
1st Ed, Rev B 07/31/2019