Page 1
Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 19-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 02518OT3H284T
List Price : $2,160
Notes:
Performed by: Checked:
Three-Phase : ODP (IP21/IP23) - NEMA Premium Efficiency
Page 2
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 : 1770
Slip : 1.67 %
Voltage : 575 V
Rated current : 23.9 A
Locked rotor current : 160 A
Locked rotor current (Il/In) : 6.7
No-load current : 9.60 A
Full load torque : 73.2 lb.ft
Locked rotor torque : 250 %
Breakdown torque : 280 %
Design : B
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 15 s (hot)
Service factor : 1.15
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP23
Approximate weight : 362 lb
Moment of inertia : 3.4055 sq.ft.lb
Noise level : 62 dB(A)
Three-Phase : ODP (IP21/IP23) - NEMA Premium Efficiency
No.:
Date: 19-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6311 Z-C3 6211 Z-C3 100% 0.83 93.6
Regreasing interval 20000 h 20000 h 75% 0.78 93.0
Grease amount 18 g 11 g 50% 0.67 92.4
Notes:
Performed by Checked
Page 3
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
50
0.5
40
0.4
C
A
B
D
No.:
Date: 19-DEC-2012
C - Slip D - Current at 575V (A)
1.0
2.0
3.0
4.0
5.0
40
30
20
10
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 : 1770
Voltage : 575 V
Rated current : 23.9 A
Insulation class : F
Notes:
Three-Phase : ODP (IP21/IP23) - NEMA Premium Efficiency
0
Percent of rated output (%)
Locked rotor current (Il/In) : 6.7
Duty cycle : S1
Service factor : 1.15
Design : B
Locked rotor torque : 250 %
Breakdown torque : 280 %
Performed by Checked
Page 4
5.0
CHARACTERISTIC CURVES RELATED TO SPEED
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 19-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
A
Speed related to rated speed (%)
Three-Phase : ODP (IP21/IP23) - NEMA Premium Efficiency
9.0
8.0
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 : 1770
Voltage : 575 V
Rated current : 23.9 A
Insulation class : F
Notes:
Performed by Checked
Locked rotor current (Il/In) : 6.7
Duty cycle : S1
Service factor : 1.15
Design : B
Locked rotor torque : 250 %
Breakdown torque : 280 %
Page 5
1 2 3 4 5 6 7 8
A
B
C
D
Notes:
E
2E
11.000
J
3.150
S
0.500
O
F
13.858
AB
10.886
Flange
FD-317
BB
0.203
A
13.780
K
2.960
D
7.000
T
2.165
C
23.386
AJ
12.500
2F
9.500
P
13.700
N-W
4.622
HD
16.023
AA
NPT 1 1/2"
AK
11.000
B
11.574
ES
3.149
G
1.102
R
1.594
d1
A 4
BD
14.000
BA
4.750
depth
0.500
U
1.875
H
0.531
d2
A 4
BF
0.828
Performed by:
Checked:
Customer:
Three-Phase : ODP (IP21/IP23) - NEMA Premium Efficiency
19-DEC-2012Three-phase induction motor
Frame 284T - IP23
Loading...