WEG 25018OT3G445T User Manual
Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 20-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 25018OT3G445T
List Price : $15,513
Notes:
Performed by: Checked:
Three-Phase : ODP (IP21/IP23) - NEMA Premium Efficiency
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : 445T
Output : 250 HP
Frequency : 60 Hz
Poles : 4
Full load speed : 1780
Slip : 1.11 %
Voltage : 460 V
Rated current : 275 A
Locked rotor current : 1930 A
Locked rotor current (Il/In) : 7.0
No-load current : 76.0 A
Full load torque : 728 lb.ft
Locked rotor torque : 210 %
Breakdown torque : 250 %
Design : B
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 14 s (hot)
Service factor : 1.15
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP23
Approximate weight : 2029 lb
Moment of inertia : 57.163 sq.ft.lb
Noise level : 78 dB(A)
Three-Phase : ODP (IP21/IP23) - NEMA Premium Efficiency
No.:
Date: 20-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6319 C3 6316 C3 100% 0.88 95.8
Regreasing interval 20000 h 20000 h 75% 0.86 95.8
Grease amount 45 g 34 g 50% 0.81 95.4
Notes:
Performed by Checked
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