Page 1
Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 27-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 07512ES3EOW444T
List Price : $14,976
Notes:
Performed by: Checked:
Oil Well Pumping : High Slip - NEMA Design "D" - TEFC (IP55)
Page 2
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : 444T
Output : 75 HP
Frequency : 60 Hz
Poles : 6
Full load speed : 1130
Slip : 5.83 %
Voltage : 208-230/460 V
Rated current : 199-180/90.0 A
Locked rotor current : 990/495 A
Locked rotor current (Il/In) : 5.5
No-load current : 78.0/39.0 A
Full load torque : 344 lb.ft
Locked rotor torque : 300 %
Breakdown torque : 0 %
Design : D
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 73 s (hot)
Service factor : 1.15
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP55
Approximate weight : 1586 lb
Moment of inertia : 73.625 sq.ft.lb
Noise level : 70 dB(A)
Oil Well Pumping : High Slip - NEMA Design "D" - TEFC (IP55)
No.:
Date: 27-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings NU-319 C3 6316 C3 100% 0.88 87.0
Regreasing interval 7683 h 12823 h 75% 0.85 86.0
Grease amount 45 g 34 g 50% 0.80 80.0
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
80
70
60
50
40
0.9
0.8
0.7
0.6
0.5
0.4
C
A
B
No.:
Date: 27-DEC-2012
C - Slip D - Current at 230V (A)
2.0
4.0
6.0
8.0
10.0
400
300
200
D
A - Efficiency (%)
B - Power factor
0 10 20 30 40 50 60 70 80 90 100 110 120 130
Percent of rated output (%)
Customer :
Product line :
Frame : 444T
Output : 75 HP
Frequency : 60 Hz
Full load speed : 1130
Voltage : 208-230/460 V
Rated current : 199-180/90.0 A
Insulation class : F
Notes:
Oil Well Pumping : High Slip - NEMA Design "D" - TEFC (IP55)
100
0
Locked rotor current (Il/In) : 5.5
Duty cycle : S1
Service factor : 1.15
Design : D
Locked rotor torque : 300 %
Breakdown torque : 0 %
Performed by Checked
Page 4
5.0
CHARACTERISTIC CURVES RELATED TO SPEED
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 27-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 (%)
Oil Well Pumping : High Slip - NEMA Design "D" - TEFC (IP55)
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
Frame : 444T
Output : 75 HP
Frequency : 60 Hz
Full load speed : 1130
Voltage : 208-230/460 V
Rated current : 199-180/90.0 A
Insulation class : F
Notes:
Performed by Checked
Locked rotor current (Il/In) : 5.5
Duty cycle : S1
Service factor : 1.15
Design : D
Locked rotor torque : 300 %
Breakdown torque : 0 %
Page 5
1 2 3 4 5 6 7 8
A
B
C
D
Notes:
E
2E
18.000
J
3.937
S
0.875
D
F
11.000
H
0.807
Flange
FD-508
BB
0.203
A
21.929
K
5.591
N-W
8.500
G
1.630
C
43.776
AJ
20.000
2F
14.500/16.500
P
23.622
U
3.375
O
22.713
AA
2XNPT 3"
AK
18.000
B
20.079
ES
7.087
R
2.880
T
3.543
d1
DUNC 3/4"-10
BD
21.653
BA
7.500
depth
0.875
AB
19.213
HD
26.256
d2
DUNC 3/4"-10
BF
0.828
Performed by:
Checked:
Customer:
Oil Well Pumping : High Slip - NEMA Design "D" - TEFC (IP55)
27-DEC-2012Three-phase induction motor
Frame 444T - IP55
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