Page 1–4
IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Chapter 1: Getting Started
Mtr2 r
Olled
-s
teel
56c/56hc-f
raMe
s
ingle
-P
hase
M
OtOrs
– f
eatures
and
s
PecificatiOns
IronHorse
®
single-phase 56C/56HC-frame* motors available
ratings are 1/3 hp to 2 hp. All models have a TEFC rolled steel
frame, cast aluminum end bell and removable mounting bases.
s
PecificatiOns
– r
Olled
-s
teel
56c-f
raMe
1-P
hase
M
OtOr
Motor Specifications – Single-Phase 56C/56HC-Frame Motors (60Hz except as indicated)
Part Number
HP
Base
RPM
Voltage
Ser
vic
e
Fact
or
NEMA Design
NEMA
Fr
ame
Housing
F.L. Amps @
115V/230V 60Hz
(110/220V 50Hz)
Approx
Weight
(lb)
@ 60Hz (50Hz)
1800 RPM
MTR2-P33-1AB18
1/3
(1/4)
1800
(1500)
115/230
(110/220)
1�15
(1)
N
56C
flange
mount
IP43
TEFC
rolled steel
frame
Cast AL end
bell
F1 conduit
box location
5�2 / 2�6
(5�4 / 2�7)
22
MTR2-P50-1AB18
1/2
(1/3)
7�2 / 3�6
(7�2 / 6�3)
25
MTR2-P75-1AB18
3/4
(1/2)
10�0 / 5�0
(9�6 / 4�8)
29
MTR2-001-1AB18
1
(3/4)
13�0 / 6�5
(12�4 / 6�2)
36
MTR2-1P5-1AB18
1-1/2
(1)
L
56HC
14�5 / 7�3
(14�0 / 7�0)
37
MTR2-002-1AB18
2
(1-1/2)
19�6 / 9�8
(23�4 / 11�7)
44
3600 RPM
MTR2-P33-1AB36
1/3
(1/4)
3600
(3000)
115/230
(110/220)
1�15
(1)
N
56C
IP43
TEFC
rolled steel
frame
Cast AL end
bell
F1 conduit
box location
5�4 / 2�7
(5�4 / 2�7)
21
MTR2-P50-1AB36
1/2
(1/3)
6�5 / 3�3
(6�4 / 3�2)
23
MTR2-P75-1AB36
3/4
(1/2)
9�2 / 4�6
(9�2 / 4�6)
27
MTR2-001-1AB36
1
(3/4)
11�5 / 5�8
(10�2 / 5�1)
30
MTR2-1P5-1AB36
1-1/2
(1)
L
13�0 / 6�5
(11�4 / 5�7)
31
MTR2-002-1AB36
2
(1-1/2)
17�0 / 8�5
(14�6 / 7�3)
37
Note: Please review the AutomationDirect Terms & Conditions for warranty and service on this product.
NOTE: *56HC are suitable for 56C C-face mounting or 56, 143T, or 145T frame foot mounting dimensions.