Chapter 1: Getting Started
Page 1–3
IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
a
vailable
M
Odels
Mtf2 c
OnveyOr
/f
arM
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uty
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ingle
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hase
M
OtOrs
– f
eatures
and
s
PecificatiOns
IronHorse
®
single-phase farm-duty motor available ratings
are 2hp to 10hp. All models have a TEFC housing (steel
frame with iron end bells) that is fully gasketed for use in dirty
environments. Motors are NEMA H, J, K and L design.
All models include a class-10 manual-reset locked-rotor
thermal protector (motor thermal overload protection must
be provided separately).
W
e
RecommeNd
dIscoNNectING
poWeR
to
the
motoR
befoRe
ResetING
the
theRmAl
pRotectoR
. d
o
Not
Reset
moRe
thAN
tWIce
IN
successIoN
. t
he
motoR
must
cool
to
40°c (104°f)
befoRe
A
thIRd
Reset
.
c
ast
-i
rOn
t-f
raMe
1-P
hase
f
arM
-d
uty
M
OtOr
s
PecificatiOns
Motor Specifications – Single-Phase Farm-Duty Motors (60Hz)
Part Number
HP
Base
RPM
Voltage*
Service Factor
NEMA Design
NEMA
Frame Housing
F.L. Amps
@208/
230VAC
Approx
Weight
(lb)
MTF2-002-1B18-182
2
1800 208 / 230VAC
±10%
1�15 @ 230VAC
1�0 @ 208VAC
L
182T
TEFC
IP55
9�3 / 8�5
67
MTF2-003-1B18
3
184T
13�5 / 12�5
76
MTF2-005-1B18
5
22�2 / 20�2
100
MTF2-7P5-1B18-215
7.5
215T
31�5 / 28�7
134
MTF2-010-1B18
10
45�2 / 38�8
149
* Operate on /- 10% (1.15 @ 230VAC; 1.0 S.F. @ 208V), single-phase power only.
c
ast
-i
rOn
t-f
raMe
1-P
hase
f
arM
-d
uty
M
OtOr
P
erfOrMance
d
ata
Performance Data – Single-Phase Farm-Duty Motors (60Hz)
Part Number
HP
F.L.
RPM
Current @ 230V (Amps)
Torque (lb·ft)
F.L.
Efficiency
(%)
F.L.
Power
Factor
Rotor
Inertia
(lb·ft
2
)
230V
No Load
Full
Load
Locked
Rotor
Full
Load
Locked
Rotor
Break
down
MTF2-002-1B18-182
2
1764
3�0
8�5
78�6
6�01
21�8
22�1
84�0
0�92
0�27
MTF2-003-1B18
3
1769
4�2
12�5
89�2
8�76
24�9
24�3
84�4
0�91
0�34
MTF2-005-1B18
5
1769
6�3
20�2
170�7
14�7
57�2
57�3
86�4
0�92
0�49
MTF2-7P5-1B18-215
7.5
1767
8�2
28�7
238�5
21�91
82�8
82�1
86�6
0�96
0�74
MTF2-010-1B18
10
1765
11�79
38�8
365�8
29�93
119�6
122�6
87�5
0�96
0�85
