Technical data

March 2009
CA08102001E For more information visit: www.eaton.com
33-215
NEMA Contactors & Starters
33
Advantage
Wiring Diagrams
Non-reversing and Reversing Contactors, NEMA Sizes 1 – 6
Figure 33-80. Typical Wiring Diagrams

Sizes 5 and 6 horizontal reversing contactors have their Forward and Reverse contactor arrangement reversed. Reverse contactor is on left and
Forward contactor is on right.
L3
L2
L1
T3
T2
T1
H1
X1
1
32
3
M
G
Ma
Mb
R
P
E
C
Start
Stop
Start
Optional
Stop
Optional
Emergency Stop
H2
M
Motor
X2
Stopped
No Connection
When Optional
Start/Stop
Pushbutton Used
Optional
Running
Cat. No. W201 Non-reversing Contactor
3-Wire Control with Internal Holding Circuit
L3
L2
L1
T3
T2
T1
H1
X1
3
M
G
Ma
Mb
R
P
E
C
Automatic
H2
M
Motor
X2
Stopped
Optional
Running
Optional
Emergency Stop
Remote
Control
Device
Jumper
Off
Hand
Cat. No. W201 Non-reversing Contactor
2-Wire Control with Maintained HOA Switch
Cat. No. W211 Horizontal Reversing Contactor

3-Wire Control with Internal Holding Circuit
Cat. No. W251 Vertical Reversing Contactor
3-Wire Control with Internal Holding Circuit
Fm and Rm Are Electrical Contacts
Operated by the Mechanical Interlock
T1 T3
T2
Motor
T2
T3
T1
Stop
Fwd Rev
32 54
Stop
Fwd Rev
32 54
F
F
FRR
RRG
F
3PEC 3PEC
R
R
L1 L1
X1 H1 X2 H2
L2 L2
L3 L3
Mechanical
Interlock
Baseplate with Components as Supplied
Electrical
Interlocks
Rm
Fm
3 – Start P – Run Permit /Stop E – Power C – Common
Optional
Emergency
Stop
43CE52
43CE52
Optional
Forward
Reverse
Stopped
Fm and Rm Are Electrical Contacts Operated by the Mechanical Interlock = Accessible Terminals Conductors External to Baseplate Are Installer Connections
Fm
Rm
Mechancial
Interlocks
Electrical
Interlocks
R
3PEC
F
Stopped
Reverse
Forward
3PEC
R
F
RR
F
T1 T3
T2
Motor
T2
T3
T1
R
FR
L1
L1
X1 H1
X2 H2
L2
L2
L3
L3
3 – Start
P – Run Permit
/Stop
E – Power
C – Common
Optional
Emergency
Stop
Optional
(Dashed Area)
R G
Baseplate
with Components
as Supplied