Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 27-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 02012XT3E286T
List Price : $4,444
Notes:
Performed by: Checked:
Three-Phase : Explosion Proof - NEMA Premium
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : 286T
Output : 20 HP
Frequency : 60 Hz
Poles : 6
Full load speed : 1180
Slip : 1.67 %
Voltage : 208-230/460 V
Rated current : 53.5-48.4/24.2 A
Locked rotor current : 348/174 A
Locked rotor current (Il/In) : 7.2
No-load current : 17.6/8.80 A
Full load torque : 87.8 lb.ft
Locked rotor torque : 250 %
Breakdown torque : 270 %
Design : B
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 22 s (hot)
Service factor : 1.15
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP54
Approximate weight : 501 lb
Moment of inertia : 8.0231 sq.ft.lb
Noise level : 59 dB(A)
Three-Phase : Explosion Proof - NEMA Premium
No.:
Date: 27-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6311 C3 6211 Z-C3 100% 0.85 91.7
Regreasing interval 20000 h 20000 h 75% 0.80 91.7
Grease amount 18 g 11 g 50% 0.70 91.7
Notes:
Performed by Checked