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EM44256T-4
Product Information Sheet
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Baldor EM44256T-4 Product Information Sheet

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Page 1
Product Information Packet
EM44256T-4
250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
Copyright © All product information within this document is subject to ABB Motors and Mechanical Inc. copyright © protection, unless otherwise noted.
Page 2
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
Part Detail
Revision: D Status: PRD/A Change #: Proprietary: No Type: AC Elec. Spec: A44WG4238 CD Diagram: 416820-008 Mfg Plant: Mech. Spec: Layout: 617427-209 Poles: 06 Created Date: 04-09-2015 Base: Eff. Date: 02-06-2020 Leads: 6#1/0
Specs
Catalog Number: EM44256T-4 Enclosure: TEFC Frame: 449T Frame Material: Iron Output @ Frequency: 250.000 HP @ 60 HZ Synchronous Speed @ Frequency: 1200 RPM @ 60 HZ Voltage @ Frequency: 460.0 V @ 60 HZ XP Class and Group: None XP Division: Not Applicable Agency Approvals: CCSA US
CSA EEV Auxillary Box: No Auxillary Box Base Indicator: Rigid Bearing Grease Type: Polyrex EM (-20F +300F) Current @ Voltage: 285.000 A @ 460.0 V Design Code: B Drip Cover: No Drip Cover
Heater Indicator: No Heater Insulation Class: F Inverter Code: Inverter Ready IP Rating: NONE KVA Code: G Motor Lead Quantity/Wire Size: 6 @ 1/0 AWG Motor Type: A44160M Mounting Arrangement: F1 Power Factor: 86 Product Family: General Industrial Pulley End Bearing Type: Ball Pulley Face Code: Standard Shaft Ground Indicator: No Shaft Grounding Shaft Rotation: Reversible Shaft Slinger Indicator: No Slinger Speed Code: Single Speed Motor Standards: NEMA
Duty Rating: CONT
Starting Method: Wye Start - Delta Run
Page 3
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
Feedback Device: NO FEEDBACK Thermal Device - Bearing: None
Thermal Device - Winding: None
Page 4
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
Nameplate NP2496L
MOBIL POLYREX EM
Page 5
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
Nameplate NP2349L
SPEC NO. A44-7107-4238 CAT.NO. EM44256T-4 FRAME 449T
HP 250 VOLTS 460 PHASE 3 DESIGN B TYPE P
RPM 1189 AMPS 285 HZ 60 AMB 40 SF 1.15
DRIVE END BEARING 90BC03J30X DUTY CONT INSUL.CLASS F
OPP D.E. BEARING 90BC03J30X ENCL TEFC CODE G
SER.NO. POWER FACTOR 86 NEMA-NOM-EFFICIENCY 95.8
MAX CORR KVAR 68.2 GUARANTEED EFFICIENCY 95
NEMA NOM/CSA QUOTED EFF
MOTOR WEIGHT
Page 6
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
Parts List
Part Number Description Quantity SA296389 SA A44-7107-4238 1.000 EA RA282429 RA A44-7107-4238 1.000 EA 421948044 LABEL, MYLAR 1.000 EA NP2496L MOTOR LUBE NAMEPLATE 1.000 EA 000613006PU N/P (RELEASE QTY 10,000) UL CSA LABEL 1.000 EA 000692000FF N/P 1.000 EA 000692000VD LABEL WARNING 1.000 EA NP2349L SUPER-E ,SS, CSA, CSA SUPER-E 1.000 EA 089490099A G28 BRKT 089490098WCA KB 1.000 EA 415072001B CLAMP 1.000 EA 083199126A G440 MOLDED FAN COVER 1.000 EA 034180014DA KEY 1/4X1/4X1-3/4 L 1.000 EA 078557001E FAN 440 078557001F 1.000 EA 004824015A GREASE POLYREX EM 1.000 LB 032018020FK HHCS 3/4-10X2-1/2 PLTD. 4.000 EA 032018008CK HHCS 3/8-16X1L PLATED 4.000 EA 032018030DK HHCS 1/2-13X3-3/4 PLTD. 3.000 EA 415096002A CPLG 1/8 HEX TYPE 1.000 EA 034630002AB CPLG 1/4" PLATED 1.000 EA 410700004A WSHR 1.000 EA 034017014AB LCKW 3/8 STD. PLATED 4.000 EA 034530064BB P/NIP 1/4X8 PLATED 1.000 EA 034530064AB P/NIP 1/8 X 8" L Pipe Nipple 1.000 EA 034690005AB PPLG 3/4 PLATED 1.000 EA
Page 7
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
Parts List (continued)
Part Number Description Quantity 034690002AB PPLG 1/4" PLTD. 1.000 EA 034690001AB 1/8" NPT SQHDPLG 1.000 EA 032620016LA SOCKET SET SCREW-449 3.000 EA 702623022A G28 AIR DEFLECTOR DRIVE END -- PLASTIC 1.000 EA 418151014G RETAIN RING 1.000 EA 034630002AB CPLG 1/4" PLATED 1.000 EA 034530064BB P/NIP 1/4X8 PLATED 1.000 EA 034690002AB PPLG 1/4" PLTD. 1.000 EA 034690001AB 1/8" NPT SQHDPLG 1.000 EA 702623013A THERMAL BARRIER -- G28 -- BRACKET MTD 1.000 EA 032018004BK HHCS 5/16-18X1/2 PLATED 3.000 EA 034017013AB LCKW 5/16 STD. PLATED 3.000 EA 089490099A G28 BRKT 089490098WCA KB 1.000 EA 032018020FK HHCS 3/4-10X2-1/2 PLTD. 4.000 EA 032018030DK HHCS 1/2-13X3-3/4 PLTD. 3.000 EA 034530064AB P/NIP 1/8 X 8" L Pipe Nipple 1.000 EA 415096002A CPLG 1/8 HEX TYPE 1.000 EA 032018006BK HHCS 5/16-18X3/4 PLATED 3.000 EA 034001013AB FLTW BAFFLE 3.000 EA 415915007G GASK, LAC 1.000 FT 702658001B +C/BOX, PAINTED 440 1.000 EA 702658002A +C/BOX CVR, PAINTED 440 1.000 EA 406056008A GASKET, TERBD 440 1.000 EA 418153001A GASK 440 1.000 EA
Page 8
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
418150003A GREASE FITTING CAP 1.000 EA MG1025Y17 WILKOFAST, 789.701, SUPER E PEARL GOLD 0.500 GA 032018008DK HHCS 1/2-13X1 PLATED 4.000 EA 035000001A ALFTG 1/8" 1610-BL 1.000 EA 415000103D T/LUG #4AWG-1/0AWG W/HOLE FOR .250 BOLT 1.000 EA 033512006LB HHTTS 1/4-20X3/4 PLTD. 8.000 EA 406099000A PLUG - FAN COVER 320-440 1.000 EA 033512004LB HHTTS 1/4-20X1/2 PLTD. 1.000 EA 035000001A ALFTG 1/8" 1610-BL 1.000 EA 418150003A GREASE FITTING CAP 1.000 EA 033775004EA DRSCR #6-1/4 304 S.S. 2.000 EA 034180054KA 7/8 SQ X 6.75 KEY 1.000 EA 604797056 400-447 FRAME 60 X 42 1.000 EA 032510026D CARRIAGE BOLT - 440 2.000 EA 034001014AB FLAT WASHER 3/8"PLATED 2.000 EA 034001016AB WSHR .562ID 1.375OD .109 2.000 EA 033300014AC HEX NUT, SHIPPING - 400 2.000 EA 604799003C PLASTIC BAG 42X32X46 1.000 EA
Page 9
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
449TD 250 P 3/60 1189 460
285 CONT 40/F 1.15 B G TEFC
444238 418143090SE --- --- .0162
0 96.3 1200 3.61 0
62.6 117 1197 53.2 93.8
125 163 1195 75.1 95.8
187 220 1192 83.0 96.1
250 286 1189 85.5 95.8
312 358 1186 85.7 95.3
LB.-FT.
0 162 1786 1849
240 142 1566 1791
1148 252 2788 1052
1189 100 1104 286
460. VOLT
TYPICAL DATA
XE MOTOR-CALCULATED DATA-NEMA NOM. EFF. 95.8 PCT.
G. R. WEBB
W. L. SMITH
A44WG4238-R001
W. L. SMITH
04/09/15
04/04/19
Printed on 4/4/19 10:32 @ bengap01.bal
REL.
S.O.
FRAME HP TYPE
PHASE/
HERTZ
RPM VOLTS
AMPS DUTY
AMB C/
INSUL.
S.F.
NEMA
DESIGN
CODE
LETTER
ENCL.
E/S ROTOR
TEST
S.O.
TEST
DATE
STATOR RES.@25 C
OHMS (BETWEEN LINES)
PERFORMANCE
LOAD HP AMPERES RPM
%
POWER FACTOR
%
EFFICIENCY
NO LOAD
1/4
2/4
3/4
4/4
5/4
SPEED TORQUE
RPM
TORQUE
% FULL LOAD
TORQUE
AMPERES
LOCKED ROTOR
PULL UP
BREAKDOWN
FULL LOAD
AMPERES SHOWN FOR CONNECTION. IF OTHER VOLTAGE CONNECTIONS ARE AVAILABLE, THE
AMPERES WILL VARY INVERSELY WITH THE RATED VOLTAGE
REMARKS:
DR. BY
CK. BY
APP. BY
DATE
A-C MOTOR
P ERFORMANCE
DATA
ISSUE DATE
xt
Page 10
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
1189 1.15 418143090SE
449TD 460 B TYPICAL DATA
250 285 G ---
P CONT TEFC .0162
3/60 40/F 444238
Printed on 4/4/19 10:32 @ bengap01.baldor.com
REL S.O.
FRAME
HP
TYPE
PHASE/HERTZ
RPM
VOLTS
AMPS
DUTY
AMB C/INSUL
S.F.
NEMA DESIGN
CODE LETTER
ENCLOSURE
E/S
ROTOR
TEST S.O.
TEST DATE
STATOR RES.@ 25 C
OHMS (BETWEEN LINES)
A-C MOTOR
PERFORMANCE
CURVES
DR. BY
CK. BY
APP. BY
DATE
ISSUE DATE
AMPERES SHOWN FOR
AMPERES WILL VARY INVERSELY WITH THE RATED VOLTAGE.
CONNECTION, IF OTHER VOLTAGE CONNECTIONS ARE AVAILABLE, THE
xt
460 VOLT
G. R. WEBB
W. L. SMITH
W. L. SMITH
04/09/15
A44WG4238-R001
04/04/19
0 100 200 300 400 500 600 700 800 900 1000 1100 1200
SPEED IN RPM,(FLT = 1104 LB FT )
0 400 800 1200 1600 2000 2400
AMPS AT 460 VOLTS (1)
0 500 1000 1500 2000 2500 3000
TORQUE IN LB FT (2)
1
2
0 40 80 120 160 200 240 280 320 360 400 440
HORSEPOWER
0 50 100 150 200 250 300 350 400
AMPS AT 460 VOLTS (1)
0 20 40 60 80 100
P F (2) & EFF (3) IN %
1184 1186 1188 1190 1192 1194 1196 1198 1200
SPEED IN RPM (4)
1
2
3
4
FL
XE MOTOR-CALCULATED DATA-NEMA NOM EFF 95 8 PCT
Page 10 of 15
Page 11
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
1189 1.15 418143090SE
449TD 460 B TYPICAL DATA
250 285 G ---
P CONT TEFC .0162
3/60 40/F 444238
Printed on 4/4/19 10:32 @ bengap01.bal
REL. S.O.
FRAME
HP
TYPE
PHASE/HERTZ
RPM
VOLTS
AMPS
DUTY
AMB C/INSUL
S.F.
NEMA DESIGN
CODE LETTER
ENCLOSURE
E/S
ROTOR
TEST S.O.
TEST DATE
STATOR RES.@ 25 C
OHMS (BETWEEN LINES)
A-C MOTOR
PERFORMANCE
CURVES
REMARKS:
DR. BY
CK. BY
APP. BY
DATE
ISSUE DATE
AMPERES SHOWN FOR
AMPERES WILL VARY INVERSELY WITH THE RATED VOLTAGE.
VOLT CONNECTION, IF OTHER VOLTAGE CONNECTIONS ARE AVAILABLE, THE
1
2
3
4
56789
1
2
3
4
56789
1
2
3
4
56789
10
xt
0 200 400 600 800 1000 1200 1400
% FULL LOAD CURRENT
TIME IN SEC.
0
00
00
OVERLOAD
ACCELERATION
LOCKED-ROTOR
LOCKED-ROTOR, 40 C
MOTOR INITIAL TEMPERATURE:
145
C FOR OVERLOAD AND ACC
145 C FOR LOCKED-ROTOR
THERMAL LIMIT CURVE
XE MOTOR-CALCULATED DATA-NEMA NOM EFF 95 8 PCT
460
G. R. WEBB
W. L. SMITH
W. L. SMITH
04/09/15
A44WG4238-R001
04/04/19
Page 11 of 15
Page 12
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
1 OF 1
SHEET NUMBER
32 03
12.03
20 00
25 00
6 88
K'WAY
53.22
V=8.39
N-W=8.50
3.375
+-.000
.001
3/8-16 UNC
1/2-13 UNC
BA=7.50
20.00
4.88
.875
SQ. KEY
N=8.44
6.00
1
4.60
18.00
22.00
24.24
37.89
4 60
9.00
11.00
6.41
18.62
13.75
7.46
14.08
10.99
+-.01
.05
1.24
12.50
4.60
THRU
8X
.81 THRU
(MOUNTING HOLES)
DUTY MASTER ALTERNATING CURRENT MOTORS
SQUIRREL-CAGE INDUCTION
G449T/G447T FRAME MOUNTING HOLES
1
OBSTRUCTION MUST NOT ENCROACH ON AIR INLET
CONDUIT BOX LOCATED ON OPPOSITE SIDE WHEN F-2 IF MOUNTING CLEARANCE DETAILS ARE REQUIRED CONSULT FACTORY MAX PERMISSIBLE SHAFT RUNOUT WHEN MEASURED AT END OF STANDARD SHAFT EXTENSION IS 003 T I R
DIMENSIONS ARE IN INCHES WEIGHT (LBS): 3080 MOTOR WEIGHTS MAY VARY BY 15% DEPENDING ON RATING
CUSTOMER IS RESPONSIBLE FOR DETERMINING THAT MOTOR PERFORMANCE IS SUITABLE IN THE APPLICATION
ENCLOSURE: TOTALLY ENCLOSED
MOUNTING: FOOT, F1
COOLING: FAN COOLED
D
C
B
A
A
B
C
D
1
2
3
4
5
6
7
8
8
7
6
5
4
3
2
1
E
F
E
F
C
617427-209
617427-209
01
0000010371 1
617 27-209
10 53 7 07/27/2017
A
USJEDIL
UPDATE DS QUALITY
617427-209
TDR
VERSION
MODEL NO.
REVISED
BY
REV
REV. DESC
G 9/ 7T TEFC F1 FOOT SIDE/CENTER STEEL CONDUIT BOX
Page 12 of 15
Page 13
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
Page 13 of 15
Page 14
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
Marketing maintained PDF of MN408:
MN408?ManNumber=MN408
Page 14 of 15
Page 15
Product Information Packet: EM44256T-4 - 250HP,1189RPM,3PH,60HZ,449T,TEFC,F1
Marketing maintained PDF of MN416:
MN416?ManNumber=MN416
Page 15 of 15
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