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RM3157A

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Baldor RM3157A is a 2 HP, 1725 RPM, 3-phase general purpose motor with a NEMA 56H frame and Open Air Over (OPAO) enclosure. It operates on 60 Hz with a standard F1 foot mounting configuration. This motor is designed for applications requiring direct air-over cooling from an external airstream, such as certain fan and blower drives.

MODEL RM3157A

BRAND

SKU

25936

WEIGHT

40.000 lb

UOM

each

Contact supplier for technical support on: 323 724 6771

$786.94 Each

Prices are subject to change

FREE SHIPPING ON ORDERS OVER $100

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Typically Ships in: 1 day

Returnable: See conditions

Ambient Temperature

40 °C

Base Indicator

Resilient

Conduit Box Material

Steel

Design Code

B

Duty Rating

CONT

Enclosure

OPAO

Frame

56H

Frame Material

Steel

HP

2

Hz

60

Insulation Class

F

Inverter Code

Not Inverter

Motor Standards

NEMA

Motor Weight

40

Mounting Arrangement

F1

Number of Poles

4

Overall Length

12.42 in

Phase

3

Power Factor

79

Pulley Face Code

RESILIENT MOUNT

RPM

1700 - 1800

Service Factor

1.15

Shaft Diameter

0.625IN

Shaft Ground Indicator

No Shaft Grounding

Shaft Rotation

Reversible

Speed Code

Single Speed

Synchronous RPM

1800

Voltage

208-230/460

Output 2
RPM 1725
Pallet Quantity 42
Specification Number 35N501T785
Frame 56H
Multiplier K
Enclosure OPSB
Item Type MOTOR
Manufacturing Plant FT SMITH
Voltage 208-230/460
Poles 04
Class STOCK
Type 3524M
Status Active
Commodity Code 8501. 52. 4000
Origin US
Explosion Proof Class/Group NONE
Revision R
Status PRD/A
Change # 741305
Proprietary No
Type AC
Prod. Type 3524M
Elec. Spec 35WGT785
CD Diagram CD0007
Enclosure OPSB
Manufacturing Plant FT SMITH
Mech. Spec 35N501
Layout 35LYN501
Frame 56H
Mounting F1
Poles 04
Created Date  
Base RS
Rotation R
Insulation B
Eff. Date 4/9/2012
Leads 12#18
Literature  
Elec. Diagram  
Replaced By  
Specification History for RM3157A
Active Specification Number Plant Date Description
  35N501T785 BALDOR/WESTVILLE 4/20/2007 24M 4P OPSB RESL 56H ATO
  35N501T785 BALDOR/FT SMITH/REC WHSE #5 4/20/2007 24M 4P OPSB RESL 56H ATO
  35E411X534 BALDOR/FT SMITH/REC WHSE #5 8/10/1999 28M 4P OPEN RESL 56H ATO RM3157A
  35E411X534 BALDOR/FT SMITH/REC WHSE #5 6/9/1999 28M 4P OPEN RESL 56H ATO RM3157A
Nameplate No. NP1257L
CAT. NO. RM3157A
SPEC. 35N501T785
HP 2
VOLTS 208-230/460
AMP 6-5. 8/2. 9
RPM 1725
FRAME 56H
HZ 60
PH 3
SER. F. 1. 15
CODE K
DES B
CL B
NEMA-NOM-EFF 81. 5
PF 79
RATING 40C AMB-CONT
CC  
USABLE AT 208V 6
DE 6205
ODE 6203
ENCL OPSB
SN  
   
General Characteristics
Full Load Torque 6. 1 LB-FT
Start Configuration DOL
No-Load Current 1. 7 Amps
Break-Down Torque 22 LB-FT
Line-line Res. @ 25°C. 9. 26 Ohms A Ph / 0 Ohms B Ph
Pull-Up Torque 16 LB-FT
Temp. Rise @ Rated Load 62°C
Locked-Rotor Torque 19 LB-FT
Temp. Rise @ S. F. Load 74°C
Starting Current 21 Amps
Load Characteristics
% of Rated Load 25 50 75 100 125 150 S. F.
Power Factor 36 58 71 79 84 87 0
Efficiency 70. 8 80. 4 82. 4 82. 4 81. 2 79. 2 0
Speed (RPM) 1781 1765 1748 1731 1712 1688 0
Line Amperes 1. 8 2 2. 4 2. 9 3. 4 4. 1 3. 2
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LD5000A01 LEAD ASSY, ML1400DF14 W/(2) #10 RING 7' 1 EA
51XW1032A06 10-32 X. 38, TAPTITE II, HEX WSHR SLTD S 2 EA
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35EP3202A01 STD OPEN FR EP - RESILIENT MTD 1 EA
RM1000A02SP CUSHION RING, MODEL 35 SAME AS A07 1 EA
HA6005A01 CLAMP, BASE 2 EA
12XN1032A18 10-32 X 1 1/4 HEX HD SLTD 1 EA
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51XW0832A07 8-32 X. 44, TAPTITE II, HEX WSHR SLTD SE 3 EA
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35EP3203A01 STD PU EP, OPEN RESIL MTG 1 EA
XY1032A02 10-32 HEX NUT DIRECTIONAL SERRATION 4 EA
RM1000A02SP CUSHION RING, MODEL 35 SAME AS A07 1 EA
HA6005A01 CLAMP, BASE 2 EA
12XN1032A18 10-32 X 1 1/4 HEX HD SLTD 1 EA
XY1032A02 10-32 HEX NUT DIRECTIONAL SERRATION 1 EA
35CB4500SP TERMINAL BOX LID STAMPED 1 EA
51XW0832A07 8-32 X. 44, TAPTITE II, HEX WSHR SLTD SE 2 EA
HW2501D13SP KEY, 3/16 SQ X 1. 375 1 EA
HA7000A04 KEY RETAINER 0. 625 DIA SHAFTS 1 EA
85XU0407S04 4X1/4 U DRIVE PIN STAINLESS 2 EA
SP1003A01 TERM. BOARD, MODE 35 SW X H-23655 1 EA
MJ1000A75 GREASE, POLYREX EM EXXON 0. 05 LB
MG1000G27 PAINT- S9282E CHARCOAL GREY 0. 017 GA
HA3100A18 THRUBOLT 10-32 X 9. 250 4 EA
35BA4002B01 RESILIENT BASE, STAMPED 1 EA
LB1125C01 STD (STOCK) CARTON LABEL BALDOR WITH FLA 1 EA
LC0005E01 CONN. DIA. /WARNING LABEL (LC0005/LB1119) 1 EA
NP1256L ALUM UL CSA CC 1 EA
PA1068 PACK GROUP 35 SHORT W OSB BASE 1 EA
LB1506 LABEL 'AMERICAN MADE' 1. 50 X 1. 00 1 EA

SKU: 25710

Exellent value, prizes

One of the best companies I have purchased equipment from. Low prices fast shipping. Best customer service.What else do I need.

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SKU: 25992

Vem3546

It was harder to find this motor than I expected. MRO Supply had the best price of the 5 vendors I looked at.

Read more

SKU: 25590

Fast!

Exact match to the motor I needed. Best price anywhere, and super fast FREE shipping! Gained a new customer!

Read more

SKU: 701306

Works great

Fast service product works as described I am nothing but happy at this point

Read more
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Reviews

SKU: 25710

Exellent value, prizes

One of the best companies I have purchased equipment from. Low prices fast shipping. Best customer service.What else do I need.

Read more

SKU: 25992

Vem3546

It was harder to find this motor than I expected. MRO Supply had the best price of the 5 vendors I looked at.

Read more

SKU: 25590

Fast!

Exact match to the motor I needed. Best price anywhere, and super fast FREE shipping! Gained a new customer!

Read more

SKU: 701306

Works great

Fast service product works as described I am nothing but happy at this point

Read more

Return policy

Item must be unused.

Item must be in it's original package.

Restocking, shipping and handling fees may apply to any return with this manufacturer.

For more information please consult https://www.mrosupply.com/page/returnwarranty-policy/