Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 17-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 40018ET3G449TS-W22
List Price : $43,805
Notes:
Performed by: Checked:
W22 NEMA Premium - Ball Bearings
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : L447/9TS
Output : 400 HP
Frequency : 60 Hz
Poles : 4
Full load speed : 1790
Slip : 0.56 %
Voltage : 460 V
Rated current : 455 A
Locked rotor current : 3190 A
Locked rotor current (Il/In) : 7.0
No-load current : 170 A
Full load torque : 1158 lb.ft
Locked rotor torque : 250 %
Breakdown torque : 260 %
Design : B
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 21 s (hot)
Service factor : 1.15
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP55
Approximate weight : 3285 lb
Moment of inertia : 136.37 sq.ft.lb
Noise level : 79 dB(A)
W22 NEMA Premium - Ball Bearings
No.:
Date: 17-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6314 C3 6314 C3 100% 0.86 96.2
Regreasing interval 20000 h 20000 h 75% 0.82 95.8
Grease amount 27 g 27 g 50% 0.74 95.4
Notes:
Performed by Checked