Cut Sheet

Volume 10—Enclosed Control CA08100012E—June 2015 www.eaton.com V10-T2-75
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NEMA Contactors and Starters
Freedom Multispeed Starters
Class ECN37—Combination Two-Speed One-Winding Starter (CT or VT)—Non-Fusible Disconnect
Notes
Starters do not include heater packs. Select two cartons of three heater packs (two overload relays—one for each speed).
For heater pack selection, see Tab 15.
1
Maximum horsepower rating of starters for 380 V 50 Hz applications.
2
The catalog numbers listed in the Type 4X column are for Type 4X 304-Grade stainless steel, as indicated by the seventh digit.
Example: ECN3704
AAA. 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 Tab 13.
3
Type 4 (painted steel) sizes 6.
Maximum
hp Rating
Magnet
Coil
Voltage
Disconnect
Amperes
Type 1
General Purpose
Type 3R
Rainproof
Type 4X
Watertight and Dust-Tight
Stainless Steel
2
Type 12
Dust-Tight Industrial
External Reset
Component
Starter (Open)
NEMA
Size
Motor
Voltage
1
Catalog
Number
Catalog
Number
Catalog
Number
Catalog
Number
Catalog
Number
0— — 12030 AECN3701AAA ECN3702AAA ECN3704AAA ECN3708AAA AN700BN0218A
200 3 208 ECN3701EAA ECN3702EAA ECN3704EAA ECN3708EAA AN700BN0218E
230 3 240 ECN3701BAA ECN3702BAA ECN3704BAA ECN3708BAA AN700BN0218B
460 5 480 ECN3701CAA ECN3702CAA ECN3704CAA ECN3708CAA AN700BN0218C
575 5 600 ECN3701DAA ECN3702DAA ECN3704DAA ECN3708DAA AN700BN0218D
1— — 12030 AECN3711AAA ECN3712AAA ECN3714AAA ECN3718AAA AN700DN0218A
200 7-1/2 208 ECN3711EAA ECN3712EAA ECN3714EAA ECN3718EAA AN700DN0218E
230 7-1/2 240 ECN3711BAA ECN3712BAA ECN3714BAA ECN3718BAA AN700DN0218B
460 10 480 ECN3711CAA ECN3712CAA ECN3714CAA ECN3718CAA AN700DN0218C
575 10 600 ECN3711DAA ECN3712DAA ECN3714DAA ECN3718DAA AN700DN0218D
2— — 12060 AECN3721AAA ECN3722AAA ECN3724AAA ECN3728AAA AN700GN0218A
200 10 208 ECN3721EAA ECN3722EAA ECN3724EAA ECN3728EAA AN700GN0218E
230 15 240 ECN3721BAA ECN3722BAA ECN3724BAA ECN3728BAA AN700GN0218B
460 25 480 ECN3721CAA ECN3722CAA ECN3724CAA ECN3728CAA AN700GN0218C
575 25 600 ECN3721DAA ECN3722DAA ECN3724DAA ECN3728DAA AN700GN0218D
3 — — 120 100 A ECN3731AAA ECN3732AAA ECN3734AAA ECN3738AAA AN700KN0218A
200 25 208 ECN3731EAA ECN3732EAA ECN3734EAA ECN3738EAA AN700KN0218E
230 30 240 ECN3731BAA ECN3732BAA ECN3734BAA ECN3738BAA AN700KN0218B
460 50 480 ECN3731CAA ECN3732CAA ECN3734CAA ECN3738CAA AN700KN0218C
575 50 600 ECN3731DAA ECN3732DAA ECN3734DAA ECN3738DAA AN700KN0218D
4 — — 120 200 A ECN3741AAA ECN3742AAA ECN3744AAA ECN3748AAA AN700NN0218A
200 40 208 ECN3741EAA ECN3742EAA ECN3744EAA ECN3748EAA AN700NN0218E
230 50 240 ECN3741BAA ECN3742BAA ECN3744BAA ECN3748BAA AN700NN0218B
460 100 480 ECN3741CAA ECN3742CAA ECN3744CAA ECN3748CAA AN700NN0218C
575 100 600 ECN3741DAA ECN3742DAA ECN3744DAA ECN3748DAA AN700NN0218D
5 — — 120 400 A ECN3751AAA ECN3752AAA ECN3754AAA ECN3758AAA AN700SN0218A
200 75 208 ECN3751EAA ECN3752EAA ECN3754EAA ECN3758EAA AN700SN0218E
230 100 240 ECN3751BAA ECN3752BAA ECN3754BAA ECN3758BAA AN700SN0218B
460 200 480 ECN3751CAA ECN3752CAA ECN3754CAA ECN3758CAA AN700SN0218C
575 200 600 ECN3751DAA ECN3752DAA ECN3754DAA ECN3758DAA AN700SN0218D
6 200 150 208 600 A ECN3761EAA ECN3762EAA ECN3763EAA
3
ECN3768EAA AN700TN0218E
230 200 240 ECN3761BAA ECN3762BAA ENC3763BAA
3
ECN3768BAA AN700TN0218B
460 400 480 ECN3761CAA ECN3762CAA ENC3763CAA
3
ECN3768CAA AN700TN0218C
575 400 600 ECN3761DAA ECN3762DAA ENC3763DAA
3
ECN3768DAA AN700TN0218D
NEMA Size 0123456
Horsepower 5 10 25 50 75 150 300