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M4908T-4

250HP, 1785RPM, 3PH, 60HZ, 447T, A44112M, TEFC

Product Information Packet PDF

Ship Weight 2,545.000 LB
UPC 781568691588
Product has been discontinued

Specs

Catalog Number M4908T-4
Enclosure TEFC
Frame 447T
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 CCSAUSEEV
Ambient Temperature 40 °C
Auxillary Box No Auxillary Box
Base Indicator Rigid
Bearing Grease Type Polyrex EM (-20F +300F)
Current @ Voltage 286.000 A @ 460.0 V
Design Code B
Drip Cover No Drip Cover
Duty Rating CONT
Efficiency @ 100% Load 95.0 %
Feedback Device NO FEEDBACK
High Voltage Full Load Amps 286.0 a
Heater Indicator No Heater
Insulation Class F
Inverter Code Not Inverter
KVA Code G
Lifting Lugs No Lifting Lugs
Motor Lead Quantity/Wire Size 6 @ 1/0 AWG
Motor Type A44112M
Mounting Arrangement F1
Number of Poles 4
Overall Length 48.24 IN
Power Factor 86
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 RTD Only

Drawings

Dimension Sheet

Connection Diagram

Literature

CAD File
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Nameplate

CAT.NO. SPEC NO. P44G7024
HP 250 AMPS 286 VOLTS 460 DESIGN B
FRAME 447T RPM 1785 HZ 60 AMB 40 SF 1.15
DRIVE END BEARING 90BC03J30X PHASE 3 DUTY CONT INSUL.CLASS F
OPP D.E. BEARING 90BC03J30X TYPE P ENCL TEFC CODE G
SER.NO. POWER FACTOR 86.2 NEMA-NOM-EFFICIENCY 95
MAX CORR KVAR 45.0 GUARANTEED EFFICIENCY 94.1
NEMA NOM/CSA QUOTED EFF
MOTOR WEIGHT 2545
NP2303L

Performance

Parts

Part Number Description Quantity
034017014AB LCKW 3/8 STD. PLATED 4.000 EA
702618004T FAN KB 182/70 (112) 440 1.000 EA