Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 27-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 02036XT3E256T
List Price : $3,083
Notes:
Performed by: Checked:
Three-Phase : Explosion Proof - NEMA Premium
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : 256T
Output : 20 HP
Frequency : 60 Hz
Poles : 2
Full load speed : 3530
Slip : 1.94 %
Voltage : 208-230/460 V
Rated current : 50.6-46.2/23.1 A
Locked rotor current : 286/143 A
Locked rotor current (Il/In) : 6.2
No-load current : 13.8/6.90 A
Full load torque : 29.4 lb.ft
Locked rotor torque : 200 %
Breakdown torque : 250 %
Design : B
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 26 s (hot)
Service factor : 1.15
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP54
Approximate weight : 357 lb
Moment of inertia : 1.4499 sq.ft.lb
Noise level : 75 dB(A)
Three-Phase : Explosion Proof - NEMA Premium
No.:
Date: 27-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6309 C3 6209 Z-C3 100% 0.89 91.7
Regreasing interval 15797 h 18447 h 75% 0.86 91.7
Grease amount 13 g 9 g 50% 0.79 91.0
Notes:
Performed by Checked