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Baldor M1225T two-speed three-phase motor, 7.5 HP at 1740 RPM and 3.3 HP at 1160 RPM, NEMA 256T frame with 6.25-inch shaft height, 460V, 60 Hz, OPSB enclosure. Designed for dual-speed applications such as fans, blowers, and pumps requiring reliable performance in industrial environments.

Name: Baldor M1225T two-speed three-phase motor, 7.5 HP at 1740 RPM and 3.3 HP at 1160 RPM, NEMA 256T frame with 6.25-inch shaft height, 460V, 60 Hz, OPSB e
Brand: Baldor
Price: 3959.85 USD
Availability: InStock
Rating: 4.75 (4 reviews)

MODEL M1225T

BRAND

Baldor

SKU

23712

WEIGHT

148.000 lb

UOM

each

Contact supplier for technical support on: 323 724 6771

$3,959.85 Each

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Typically Ships in: 1 day

Returnable: See conditions

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Ambient Temperature

40 °C

Base Indicator

Rigid

Conduit Box Material

Steel

Design Code

Duty Rating

CONT

Enclosure

OPSB

Frame

256T

Frame Material

Steel

7.5

Insulation Class

Inverter Code

Not Inverter

Motor Standards

NEMA

Motor Weight

148

Mounting Arrangement

Number of Poles

4;6

Overall Length

22.25 in

Phase

Pulley Face Code

STANDARD

RPM

1160/1740

Service Factor

1.15

Shaft Diameter

1.625IN

Shaft Ground Indicator

No Shaft Grounding

Shaft Rotation

Reversible

Speed Code

2S-2W-VT

Synchronous RPM

1800/1200

Voltage

460

Output	7. 5/3. 3
RPM	1740/1160
Pallet Quantity	6
Specification Number	37L152S278
Frame	256T
Multiplier	L1
Enclosure	OPSB
Item Type	MOTOR
Manufacturing Plant	FT SMITH
Voltage	460
Poles	04/06
Class	STOCK
Type	3740M
Status	Active
Commodity Code	8501. 52. 4000
Origin	US
Explosion Proof Class/Group	NONE

Revision	D
Status	PRD/A
Change #	745919
Proprietary	No
Type	AC
Prod. Type	3740M
Elec. Spec	37WGS278
CD Diagram	CD0013
Enclosure	OPSB
Manufacturing Plant	FT SMITH
Mech. Spec	37L152
Layout	37LYL152
Frame	256T
Mounting	F1
Poles	04/06
Created Date	1/22/2007
Base	RG
Rotation	R
Insulation	B
Eff. Date	5/10/2012
Leads	6#14
Literature
Elec. Diagram
Replaced By

Specification History for M1225T

Active	Specification Number	Plant	Date
37L152S278	BALDOR/FT SMITH/REC WHSE #5	1/23/2007	40M 4/6P OPSB HOR 256T
37L152S278	BALDOR/OZARK	1/23/2007	40M 4/6P OPSB HOR 256T
39D101W99	BALDOR/OZARK	8/10/1999	40M 4/6P OPEN HOR 256T
39D101W99	BALDOR/OZARK	6/17/1999	40M 4/6P OPEN HOR 256T

Nameplate No.	NP1256L
CAT. NO.	M1225T
SPEC.	37L152S278
HP	7. 5/3. 3
VOLTS	460
AMP	9. 9/5. 7
RPM	1740/1160
FRAME	256T
HZ	60
PH	3
SER. F.	1. 15
CODE	K
DES	B
CLASS	B
NEMA-NOM-EFF
PF
RATING	40C AMB-CONT
CC
USABLE AT 208V
DE	6309
ODE	6206
ENCL	OPSB
SN

General Characteristics

Full Load Torque	22. 8 LB-FT
Start Configuration	DOL
No-Load Current	4. 63 Amps
Break-Down Torque	91. 1 LB-FT
Line-line Res. @ 25°C.	2. 89 Ohms A Ph / 0 Ohms B Ph
Pull-Up Torque	36. 1 LB-FT
Temp. Rise @ Rated Load	59°C
Locked-Rotor Torque	61. 1 LB-FT
Temp. Rise @ S. F. Load	72°C
Starting Current	80. 6 Amps

Load Characteristics

% of Rated Load	25	50	75	100	125	150	S. F.
Power Factor	43	67	78	85	88	90	87
Efficiency	78. 4	85	86. 1	84. 8	82. 6	80. 3	83. 5
Speed (RPM)	1786	1771	1756	1738	1719	1696	1727
Line Amperes	4. 98	6. 19	7. 72	9. 86	12	14. 5	11. 1

General Characteristics

Full Load Torque	15 LB-FT
Start Configuration	DOL
No-Load Current	3. 89 Amps
Break-Down Torque	61. 1 LB-FT
Line-line Res. @ 25°C.	5. 85 Ohms A Ph / 0 Ohms B Ph
Pull-Up Torque	19. 6 LB-FT
Temp. Rise @ Rated Load	52°C
Locked-Rotor Torque	29. 6 LB-FT
Temp. Rise @ S. F. Load	61°C
Starting Current	32. 6 Amps

Load Characteristics

% of Rated Load	25	50	75	100	125	150	S. F.
Power Factor	28	45	58	68	74	78	72
Efficiency	67. 3	77. 8	80. 9	80. 9	79. 6	77. 5	80. 1
Speed (RPM)	1190	1182	1172	1162	1149	1132	1154
Line Amperes	4. 01	4. 38	4. 93	5. 68	6. 57	7. 72	6. 21

Parts for current product

Product Number	Description	Quantity
SA148522	SA 37L152S194	1 EA
RA137485	RA 37L152S194	1 EA
HA6361A01	LIFTING LUG FOR 37, 39 & 40 FRAME (AUTOP	2 EA
09CB3002SP	CB W/1. 38 LEAD HOLE FOR 37, 39, 307 & 30	1 EA
HA6429	KO BOX ADAPTER REXITE	1 EA
19XW2520A16	SCREW, 1/4-20X1 TAPTITE-II OR ROLOC 91	2 EA
11XW1032G06	10-32 X. 38, TAPTITE II, HEX WSHR SLTD U	1 EA
HW3001B01	003SS CUP WASHER, FOR #8 SCREW	1 EA
WD1000B17	KPA-8C BURNDY TERMINAL	1 EA
37EP3200A01SP	FR ENDPLATE, 37L&M, OPEN, MACH, W/GREASE	1 EA
HW4500A01	1641B(ALEMITE)400 UNIV, GREASE FITT	1 EA
HW5100A06	W2420-025 WVY WSHR (WB)	1 EA
37EP3202A01	STD PULLEY EP MODEL 37 OPEN 309 BRG	1 EA
HW4500A01	1641B(ALEMITE)400 UNIV, GREASE FITT	1 EA
XY3118A12	5/16-18 HEX NUT DIRECTIONAL SERRATION	4 EA
09CB3501SP	CONDUIT BOX LID FOR 09CB3001 & 09CB3002	1 EA
51XW2520A10	. 25-20 X. 62, TAPTITE II, HEX WSHR SLTD	2 EA
HW2501G25	KEY, 3/8 SQ X 2. 875	1 EA
85XU0407S04	4X1/4 U DRIVE PIN STAINLESS	2 EA
LB1115	LABEL, LIFTING DEVICE	1 EA
MJ1000A75	GREASE, POLYREX EM EXXON	0. 05 LB
MG1000G27	PAINT- S9282E CHARCOAL GREY	0. 028 GA
HA3104A52	THRUBOLT, . 31-18 X 17. 000	4 EA
37AD2001C01	BAFFLE PLATE, STAMPED	2 EA
LB1119	WARNING LABEL	1 EA
LB1125C01	STD (STOCK) CARTON LABEL BALDOR WITH FLA	1 EA
LC0013	CONNECTION LABEL	1 EA
NP1256L	ALUM UL CSA CC	1 EA
37PA1052	PALLET PACK GRP, 150 LB MTR 2 X 4 RUNNER	1 EA
LB1506	LABEL 'AMERICAN MADE' 1. 50 X 1. 00	1 EA

Accesories

Product Number	Description	Multiplier
39-3400	C FACE KIT	A8

Connection Diagram

Dimension Sheet

PDF Product Information Packet

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This motor is a little bit, maybe a half inch longer than the one I took off. But we were able to use the cradle that it came on.

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Baldor M1225T two-speed three-phase motor, 7.5 HP at 1740 RPM and 3.3 HP at 1160 RPM, NEMA 256T frame with 6.25-inch shaft height, 460V, 60 Hz, OPSB enclosure. Designed for dual-speed applications such as fans, blowers, and pumps requiring reliable performance in industrial environments.

Specification History for M1225T

General Characteristics

Load Characteristics

General Characteristics

Load Characteristics

Parts for current product

Accesories

Return policy