Technical data
33-8
For more information contact Cutler-Hammer at: www.ch.cutler-hammer.com/catalog CAT.201.01.T.E
January 2001
NEMA Contactors & Starters
33
Starters — 3-Phase, Full Voltage
Freedom Line — Non-reversing and Reversing
Vol. 2, Ref. No. [0024]
Technical Data
Table 33-7. Wire (75°C) Sizes — AWG or kcmil — NEMA Sizes 00 – 2 — Open and Enclosed
1
Two compartment box lug.
2
Minimum per NEC. Maximum wire size: Sizes 00 and 0 to 8 AWG and Sizes 1 – 2 to 2 AWG.
Table 33-8. Wire (75°C) Sizes — AWG or kcmil — NEMA Sizes 3 – 8 — Open and Enclosed
3
Minimum per NEC. Maximum wire size: Sizes 00 and 0 to 8 AWG and Sizes 1 – 2 to 2 AWG.
Wiring Diagrams
Figure 33-1. Typical Wiring Diagrams — Three-Phase and Single-Phase Applications
NEMA Size Wire Size
2
Cu Only
Power Terminals — Line
00
0
1
2
12 – 16 AWG stranded, 12 – 14 AWG solid
8 – 16 AWG stranded, 10 – 14 AWG solid
8 – 14 AWG stranded or solid
3 – 14 AWG (upper) and/or 6 – 14 AWG (lower) stranded or solid
1
Power Terminals — Load — Cu Only (stranded or solid)
00 – 0
1 – 2
14 – 6 AWG stranded or solid
14 – 2 AWG stranded or solid
Control Terminals — Cu Only
12 – 16 AWG stranded, 12 – 14 AWG solid
NEMA Size Wire Size
3
Power Terminals — Line and Load
3 1/0 – 14 AWG Cu/Al
4 Open — 3/0 – 8 AWG Cu; Enclosed — 250 kcmil — 6 AWG Cu/Al
5
6
7
8
750 kcmil — 2 AWG; or (2) 250 kcmil — 3/0 AWG Cu/Al
(2) 750 kcmil — 3/0 AWG Cu/Al
(3) 750 kcmil — 3/0 AWG Cu/Al
(4) 750 kcmil — 1/0 AWG Cu/Al
Control Terminals — Cu Only
12 – 16 AWG stranded, 12 – 14 AWG solid
Not for Use with
Auto Reset OL Relays
Separate Control
Remove Wire “c”
when it is supplied.
Connect separate
control lines to the
No. 1 Terminal on
the remote pilot
device and Terminal
96 on the overload
relay.
“c”
“A”
When more than
one pushbutton
station is used,
omit Connector
“A” and connect
per sketch.
Field Conversion
to 1-Phase, Add
Dotted Connections
Remote Pilot Devices
NEMA Size 00
2 Wire
Control
L1 L2 L3
T1 T2 T3
T1 T2 T3
1
A1 A2
A2
2
3
98
97
96
95
13
3
3
2
1
2
L1
T1 T2
T1 T2
L2
1
Start
Start Start
Stop
Stop Stop
3 Wire
Control
Motor
Motor
Not for Use with
Auto Reset OL Relays
Separate Control
Remove Wire “c”
when it is supplied.
Connect separate
control lines to the
No. 1 Terminal on
the remote pilot
device and Terminal
96 on the overload
relay.
“A”
When more than
one pushbutton
station is used,
omit Connector
“A” and connect
per sketch.
Field Conversion
to 1-Phase, Add
Dotted Connections
Remote Pilot Devices
NEMA Sizes 0, 1 and 2
2 Wire
Control
T1 T2 T3
“c”
L1 L2
L3
T1 T2 T3
1
A1
A2
2
3
98
97
96
95
13
3
3
2
1
2
L1
T1 T2
T1 T2
L2
1
Start
Start Start
Stop
Stop Stop
3 Wire
Control
Motor
Motor
Table 33-9. Plugging and Jogging Service
Horsepower Ratings
4
4
Maximum horsepower where operation is
interrupted more than 5 times per minute, or
more than 10 times in a 10 minute period.
NEMA Standard ICS2-1993 table 2-4-3.
NEMA
Size
200V 230V 460V 575V
00
0
1
2
3
—
1-1/2
3
7-1/2
15
1/2
1-1/2
3
10
20
1/2
2
5
15
30
1/2
2
5
15
30
4
5
6
25
60
125
30
75
150
60
150
300
60
150
300
Tab3301.fm Page 8 Monday, October 23, 2000 9:49 PM