Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 21-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 02518EG3E284T-W22
List Price : $3,017
Notes:
Performed by: Checked:
W22 Super Premium
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : 284T
Output : 25 HP
Frequency : 60 Hz
Poles : 4
Full load speed : 1775
Slip : 1.39 %
Voltage : 208-230/460 V
Rated current : 67.0-60.6/30.3 A
Locked rotor current : 455/227 A
Locked rotor current (Il/In) : 7.5
No-load current : 30.0/15.0 A
Full load torque : 73.0 lb.ft
Locked rotor torque : 300 %
Breakdown torque : 340 %
Design : A
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 26 s (hot)
Service factor : 1.25
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP55
Approximate weight : 406 lb
Moment of inertia : 4.9449 sq.ft.lb
Noise level : 64 dB(A)
W22 Super Premium
No.:
Date: 21-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6311 C3 6211 C3 100% 0.81 94.5
Regreasing interval 20000 h 20000 h 75% 0.74 94.1
Grease amount 18 g 11 g 50% 0.62 93.0
Notes:
Performed by Checked
PERFORMANCE CURVES RELATED TO RATED OUTPUT
Three-phase induction motor - Squirrel cage rotor
100
1.0 0.0
90
0.9
80
0.8
70
0.7
60
0.6
C
A
No.:
Date: 21-DEC-2012
C - Slip D - Current at 230V (A)
1.0
2.0
3.0
4.0
50
0.5
40
0.4
A - Efficiency (%)
B - Power factor
0 10 20 30 40 50 60 70 80 90 100 110 120 130
Customer :
Product line :
Frame : 284T
Output : 25 HP
Frequency : 60 Hz
Full load speed : 1775
Voltage : 208-230/460 V
Rated current : 67.0-60.6/30.3 A
Insulation class : F
B
D
Percent of rated output (%)
W22 Super Premium
5.0
80
60
40
20
0
Locked rotor current (Il/In) : 7.5
Duty cycle : S1
Service factor : 1.25
Design : A
Locked rotor torque : 300 %
Breakdown torque : 340 %
Notes:
Performed by Checked
5.0
CHARACTERISTIC CURVES RELATED TO SPEED
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 21-DEC-2012
10.0
B - Current related to rated current (I/In)
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
A - Torque related to rated torque (C/Cn)
Customer :
Product line :
0 10 20 30 40 50 60 70 80 90 100
B
Speed related to rated speed (%)
W22 Super Premium
9.0
8.0
A
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
Frame : 284T
Output : 25 HP
Frequency : 60 Hz
Full load speed : 1775
Voltage : 208-230/460 V
Rated current : 67.0-60.6/30.3 A
Insulation class : F
Notes:
Performed by Checked
Locked rotor current (Il/In) : 7.5
Duty cycle : S1
Service factor : 1.25
Design : A
Locked rotor torque : 300 %
Breakdown torque : 340 %
1 2 3 4 5 6 7 8
A
B
C
D
Notes:
E
F
2E
11.000
2F
9.500
N-W
4.622
D
7.000
HD
16.154
C
26.433
d2
A 4
BF
0.828
J
3.110
K
2.874
ES
3.149
G
1.023
HF
7.000
LL
7.795
Flange
FD-317
BB
0.203
A
13.780
B
11.575
S
0.500
HB
3.535
HH
9.500
LM
7.402
AJ
12.500
P
14.173
BA
4.750
R
1.594
O
14.067
HK
3.937
AA
NPT 1 1/2"
AK
11.000
AB
10.984
U
1.875
depth
0.500
T
2.087
H
0.531
d1
A 4
BD
14.00
Performed by:
Checked:
Customer:
W22 Super Premium
21-DEC-2012Three-phase induction motor
Frame 284T - IP55
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