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EM4408T-4

250HP, 1785RPM, 3PH, 60HZ, 449T, TEFC, F1

Product Information Packet PDF

Ship Weight 2,888.000 LB
UPC 781568820605

Specs

Catalog Number EM4408T-4
Enclosure TEFC
Frame 449T
Frame Material Cast Iron
Frequency 60.00 Hz
Motor Letter Type Three Phase
Output @ Frequency 250.000 HP @ 60 HZ
Phase 3
Synchronous Speed @ Frequency 1800 RPM @ 60 HZ
Voltage @ Frequency 460.0 V @ 60 HZ
Haz Area Class and Group None
Haz Area Division Not Applicable
Agency Approvals CURUSEEV
Ambient Temperature 40 °C
Auxillary Box No Auxillary Box
Base Indicator Rigid
Bearing Grease Type Polyrex EM (-20F +300F)
Current @ Voltage 276.000 A @ 460.0 V
Design Code B
Drip Cover No Drip Cover
Duty Rating CONT
Efficiency @ 100% Load 96.2 %
Feedback Device NO FEEDBACK
High Voltage Full Load Amps 276.0 a
Heater Indicator No Heater
Insulation Class F
Inverter Code Inverter Ready
IP Rating NONE
KVA Code G
Motor Lead Quantity/Wire Size 6 @ 2/0 AWG
Motor Type A44144M
Mounting Arrangement F1
Number of Poles 4
Overall Length 53.21 IN
Power Factor 88
Product Family General Industrial
Pulley End Bearing Type Ball
Pulley Face Code Standard
Service Factor 1.15
Shaft Diameter 3.375 IN
Shaft Ground Indicator No Shaft Grounding
Shaft Rotation Reversible
Shaft Slinger Indicator No Slinger
Speed 1785 rpm
Speed Code Single Speed
Motor Standards NEMA
Starting Method Wye Start - Delta Run
Thermal Device - Bearing None
Thermal Device - Winding None

Drawings

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Nameplate

MOBIL POLYREX EM
NP2496L
SPEC NO. A44-7125-4245 CAT.NO. EM4408T-4 FRAME 449T
HP 250 VOLTS 460 PHASE 3 DESIGN B TYPE P
RPM 1785 AMPS 276 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 88 NEMA-NOM-EFFICIENCY 96.2
MAX CORR KVAR 52.4 GUARANTEED EFFICIENCY 95.4
NEMA NOM/CSA QUOTED EFF
MOTOR WEIGHT
NP2349L

Performance

Parts

Part Number Description Quantity
412118006A DRAIN 2.000 EA
078548001R FAN KB 234/150 (84) 400 1.000 EA
034017014AB LCKW 3/8 STD. PLATED 4.000 EA