Technical data

March 2009
CA08102001E For more information visit: www.eaton.com
33-31
NEMA Contactors & Starters
33
IT. Electro-Mechanical — Enclosed
Non-combination Starters
Features
■ Full Voltage
■ 3-Phase Electromechanical
■ Solid-State Overload Relay
Product Selection
Table 33-44. Class ECT05 — Non-combination Non-reversing Starter

All IT. Contactors and Starters are furnished with 24V DC coil and control power supply. The eighth digit Q denotes separate 24V DC control source.

The Catalog Numbers listed in the Type 4X column are for Type 4X 304-Grade Stainless Steel, as indicated by the seventh digit 4. Example:
ECT05A
4QAA. To order Type 4X 316-Grade Stainless Steel, change that digit to 9. To order Type 4 Painted Steel, change that digit to 3. To order Non-
metallic, change that digit to
5. For details on these Alternate Enclosures, see PG03300001E.

A “_” denotes Catalog Numbers are incomplete without the Solid-State Overload Range Code. To complete the Catalog Number, select the appropriate
Code from Table 33-38 on Page 33-26
.
Type 12 Non-combination IT. Starter
NEMA
Size
Motor
Voltage
Max.
hp
Coil

Voltage
3-Pole Type 1 3-Pole Type 3R 3-Pole Type 4X

3-Pole Type 12 3-Pole Component
Starter (Open)
Catalog
Number

Catalog
Number

Catalog
Number

Catalog
Number

Catalog
Number

00 —
200/208
230/240
460/480
575/600
380/50 Hz
—
1-1/2
1-1/2
2
2
1-1/2
24V DC ECT05A1QAA-_
ECT05A1EAA-_
ECT05A1BAA-_
ECT05A1CAA-_
ECT05A1DAA-_
ECT05A1LAA-_
ECT05A2QAA-_
ECT05A2EAA-_
ECT05A2BAA-_
ECT05A2CAA-_
ECT05A2DAA-_
ECT05A2LAA-_
ECT05A4QAA-_
ECT05A4EAA-_
ECT05A4BAA-_
ECT05A4CAA-_
ECT05A4DAA-_
ECT05A4LAA-_
ECT05A8QAA-_
ECT05A8EAA-_
ECT05A8BAA-_
ECT05A8CAA-_
ECT05A8DAA-_
ECT05A8LAA-_
N101BSA_3A
0—
200/208
230/240
460/480
575/600
380/50 Hz
—
3
3
5
5
5
24V DC ECT0501QAA-_
ECT0501EAA-_
ECT0501BAA-_
ECT0501CAA-_
ECT0501DAA-_
ECT0501LAA-_
ECT0502QAA-_
ECT0502EAA-_
ECT0502BAA-_
ECT0502CAA-_
ECT0502DAA-_
ECT0502LAA-_
ECT0504QAA-_
ECT0504EAA-_
ECT0504BAA-_
ECT0504CAA-_
ECT0504DAA-_
ECT0504LAA-_
ECT0508QAA-_
ECT0508EAA-_
ECT0508BAA-_
ECT0508CAA-_
ECT0508DAA-_
ECT0508LAA-_
N101BS0_3A
1—
200/208
230/240
460/480
575/600
380/50 Hz
—
7-1/2
7-1/2
10
10
10
24V DC ECT0511QAA-_
ECT0511EAA-_
ECT0511BAA-_
ECT0511CAA-_
ECT0511DAA-_
ECT0511LAA-_
ECT0512QAA-_
ECT0512EAA-_
ECT0512BAA-_
ECT0512CAA-_
ECT0512DAA-_
ECT0512LAA-_
ECT0514QAA-_
ECT0514EAA-_
ECT0514BAA-_
ECT0514CAA-_
ECT0514DAA-_
ECT0514LAA-_
ECT0518QAA-_
ECT0518EAA-_
ECT0518BAA-_
ECT0518CAA-_
ECT0518DAA-_
ECT0518LAA-_
N101CS1_3A
2—
200/208
230/240
460/480
575/600
380/50 Hz
—
10
15
25
25
25
24V DC ECT0521QAA-K
ECT0521EAA-K
ECT0521BAA-K
ECT0521CAA-K
ECT0521DAA-K
ECT0521LAA-K
ECT0522QAA-K
ECT0522EAA-K
ECT0522BAA-K
ECT0522CAA-K
ECT0522DAA-K
ECT0522LAA-K
ECT0524QAA-K
ECT0524EAA-K
ECT0524BAA-K
ECT0524CAA-K
ECT0524DAA-K
ECT0524LAA-K
ECT0528QAA-K
ECT0528EAA-K
ECT0528BAA-K
ECT0528CAA-K
ECT0528DAA-K
ECT0528LAA-K
N101DS2_3A
3—
200/208
230/240
460/480
575/600
380/50 Hz
—
25
30
50
50
50
24V DC ECT0531QAA-M
ECT0531EAA-M
ECT0531BAA-M
ECT0531CAA-M
ECT0531DAA-M
ECT0531LAA-M
ECT0532QAA-M
ECT0532EAA-M
ECT0532BAA-M
ECT0532CAA-M
ECT0532DAA-M
ECT0532LAA-M
ECT0534QAA-M
ECT0534EAA-M
ECT0534BAA-M
ECT0534CAA-M
ECT0534DAA-M
ECT0534LAA-M
ECT0538QAA-M
ECT0538EAA-M
ECT0538BAA-M
ECT0538CAA-M
ECT0538DAA-M
ECT0538LAA-M
N101ES3_3A
4—
200/208
230/240
460/480
575/600
380/50 Hz
—
40
50
100
100
75
24V DC ECT0541QAA-P
ECT0541EAA-P
ECT0541BAA-P
ECT0541CAA-P
ECT0541DAA-P
ECT0541LAA-P
ECT0542QAA-P
ECT0542EAA-P
ECT0542BAA-P
ECT0542CAA-P
ECT0542DAA-P
ECT0542LAA-P
ECT0544QAA-P
ECT0544EAA-P
ECT0544BAA-P
ECT0544CAA-P
ECT0544DAA-P
ECT0544LAA-P
ECT0548QAA-P
ECT0548EAA-P
ECT0548BAA-P
ECT0548CAA-P
ECT0548DAA-P
ECT0548LAA-P
N101ES4_3A
5—
200/208
230/240
460/480
575/600
380/50 Hz
—
75
100
200
200
150
24V DC ECT0551QAA-S
ECT0551EAA-S
ECT0551BAA-S
ECT0551CAA-S
ECT0551DAA-S
ECT0551LAA-S
ECT0552QAA-S
ECT0552EAA-S
ECT0552BAA-S
ECT0552CAA-S
ECT0552DAA-S
ECT0552LAA-S
ECT0554QAA-S
ECT0554EAA-S
ECT0554BAA-S
ECT0554CAA-S
ECT0554DAA-S
ECT0554LAA-S
ECT0558QAA-S
ECT0558EAA-S
ECT0558BAA-S
ECT0558CAA-S
ECT0558DAA-S
ECT0558LAA-S
N101FS5_3A
Cover Control . . . . . . . . . . . . . . . . . . . . Page 33-27
Wiring Diagrams . . . . . . . . . . . . . . . . . Page 33-41
Dimensions . . . . . . . . . . . . . . . . . . . . . PG03300001E
Accessories . . . . . . . . . . . . . . . . . . . . PG03300001E
Renewal Parts . . . . . . . . . . . . . . . . . . . PG03300001E
Technical Data . . . . . . . . . . . . . . . . . . PG03300001E