Technical data

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33-15
NEMA Contactors & Starters
March 2009
33
IT. Electro-Mechanical
Accessories
Auxiliary Contacts
Auxiliary Contacts are available for mounting on Eaton’s Cutler-Hammer Intelligent
Technologies (IT.) Electro-Mechanical Contactors and Starters. The various choices
available for non-reversing models are shown in Tables 33-12 and 33-13, and their
ratings in Tables 33-14 – 33-16. For reversing models, the number of auxiliaries
indicated is for each of the contactors/starters in the assembly.
Table 33-12. Auxiliary Contact Availability — Sizes 00 – 5

Other combinations: Single, Dual, Single; Dual, Single, Dual; and Dual, Logic Level, Dual.

For reversers, multiply quantities by two.
Figure 33-6. Connecting Diagram — Sizes 00 – 5
Table 33-13. Auxiliary Contact — Size 5

Form C contacts.

For reversers, multiply quantities by two.
Notes:
■ Side Mounted — Maximum (10) Total Circuits
■ Front Mounted — Maximum (6) Total Circuits

■ Maximum 4 auxiliaries per side (base + 3 side
mounted)
■ EMASA/B _ _ have been superseded by the
above Catalog Numbers.
Top Mounted (Maximum Auxiliaries per Contactor/Starter)

Contactor/Starter Size Contact
Type
Catalog
Number
Price
U.S. $
Size 00, 0 Size 1 Size 2 Size 3, 4 Size 5
3333—1NO EMA13
3333—1NC EMA14
22

33—1NO-1NC EMA15
22

33—2NO EMA16
22

33—2NC EMA17
23333Logic Level
1NO-1NC
EMA70
Auxiliary Contacts per Non-reversing and Reversing Contactor or Starter
Max Contact
Type
Description Catalog
Number
Price
U.S. $
2 1NO Base auxiliary (max. 1 per side) C320KGS41
2 1NO-1NC Base auxiliary (max. 1 per side) C320KGS42
6 1NO C320KGS41 or C320KGS42 required
(max. 3 Add-on auxiliaries per side)
C320KGS20
2 1NO Logic Level C320KGS41 or C320KGS42 required
(max. 1 Add-on auxiliary per side)
C320KGS20L
6 1NC C320KGS41 or C320KGS42 required
(max. 2 Add-on auxiliaries per side)
C320KGS21
2 1NC Logic Level C320KGS41 or C320KGS42 required
(max. 1 Add-on auxiliary per side)
C320KGS21L
2 1NO-1NC C320KGS41 or C320KGS42 required
(max. 1 Add-on auxiliary per side)
C320KGS22
2 1NO-1NC Logic Level C320KGS41 or C320KGS42 required
(max. 1 Add-on auxiliary per side)
C320KGS22L

3 1NO-1NC Logic Level Front mounted only EMA70

1
NC
2
EMA14
4
NO
1
23 21
NC
22
EMA70
13
NO
14
11
NC
12
13
NO
14
EMA15 EMA16 EMA17
3
EMA13
NO
4
2
NC
1
21
NC
22
NO
24
Common
Table 33-14. IEC Ratings
Table 33-15. NEMA A600 Ratings
Table 33-16. NEMA P300 Ratings
Table 33-17. EMA70 Auxiliary Contact
Table 33-18. C320KGS20L, C320KGS21L,
C320KGS22L, Auxiliary Contact Ratings
DC-13 AC-15
U
e
Voltage
l
e
Amps.
U
e
Voltage
l
e
Amps.
24 5 48 8
48 2.5 120 6
125 1.1 240 4
250 .55 440 2
Current AC Voltage
120 240 480 600
Make and
Interrupting
60 30 15 12
Break 6 3 1.5 1.2
Continuous 10 10 10 10
Thermal 10 10 10 10
Current DC Voltage
125 250
Make and
Interrupting
1.1 .55
Break 1.1 .55
Continuous 5 5
Thermal 5 5
DC-12 AC-12
Ue Ie Ue Ie
30 .1 250 .1
DC-12 AC-12
Ue Ie Ue Ie
80 0.1 250 0.1
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . 1CD1