Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 27-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 02518EP3E284HP
List Price : $3,451
Notes:
Performed by: Checked:
P-Base Motors : High Efficiency
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : 284HP
Output : 25 HP
Frequency : 60 Hz
Poles : 4
Full load speed : 1760
Slip : 2.22 %
Voltage : 208-230/460 V
Rated current : 65.5-59.2/29.6 A
Locked rotor current : 361/181 A
Locked rotor current (Il/In) : 6.1
No-load current : 18.8/9.40 A
Full load torque : 73.6 lb.ft
Locked rotor torque : 230 %
Breakdown torque : 250 %
Design : B
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 30 s (hot)
Service factor : 1.25
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP55
Approximate weight : 447 lb
Moment of inertia : 4.7491 sq.ft.lb
Noise level : 68 dB(A)
P-Base Motors : High Efficiency
No.:
Date: 27-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6312 C3 6211 C3 100% 0.85 92.4
Regreasing interval 10000 h 10000 h 75% 0.82 92.4
Grease amount 21 g 11 g 50% 0.74 92.4
Notes:
Performed by Checked