Chapter 3—Installation and Wiring
Power Xpert C445 Global Motor Management Relay
MN042003EN—January 2019
www.eaton.com
27
Motor Connections for Standard Overload Control
Standard Overload Applications
Figure 35. Motor Connections for Standard Overload Control with C445BD…
Legend
Q1 = Cable and motor protection.
Q11 = Run contactor.
PTC = Positive Temperature Coefficient (PTC) sensor.
CH1
T1
T2
V1
V2
V3
C445M...
I1
I2
C445BD...
CH1
CH2
CH1
C445U...
I3
I4
C
0V
24V
Q1
Q1
Q2
Q2
Q3
C
Q3
24V
0V
PE
C
D0
D1
CH2
PTC
MOTOR
3~
L2
L3
PE
L1
(+) Us
(-) Us
24 VDC
Optional Modbus
Q11
Q1