
Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 27-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 03012ES3EOW326T
List Price : $4,515
Notes:
Performed by: Checked:
Oil Well Pumping : High Slip - NEMA Design "D" - TEFC (IP55)

DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : 326T
Output : 30 HP
Frequency : 60 Hz
Poles : 6
Full load speed : 1135
Slip : 5.42 %
Voltage : 208-230/460 V
Rated current : 78.5-71.0/35.5 A
Locked rotor current : 483/241 A
Locked rotor current (Il/In) : 6.8
No-load current : 23.0/11.5 A
Full load torque : 137 lb.ft
Locked rotor torque : 320 %
Breakdown torque : 0 %
Design : D
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 12 s (hot)
Service factor : 1.15
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP55
Approximate weight : 580 lb
Moment of inertia : 11.919 sq.ft.lb
Noise level : 62 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 6312 C3 6212 C3 100% 0.87 89.4
Regreasing interval 20000 h 20000 h 75% 0.83 89.0
Grease amount 21 g 13 g 50% 0.76 85.6
Notes:
Performed by Checked

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
80
60
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 : 326T
Output : 30 HP
Frequency : 60 Hz
Full load speed : 1135
Voltage : 208-230/460 V
Rated current : 78.5-71.0/35.5 A
Insulation class : F
Notes:
Oil Well Pumping : High Slip - NEMA Design "D" - TEFC (IP55)
40
20
0
Locked rotor current (Il/In) : 6.8
Duty cycle : S1
Service factor : 1.15
Design : D
Locked rotor torque : 320 %
Breakdown torque : 0 %
Performed by Checked

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 : 326T
Output : 30 HP
Frequency : 60 Hz
Full load speed : 1135
Voltage : 208-230/460 V
Rated current : 78.5-71.0/35.5 A
Insulation class : F
Notes:
Performed by Checked
Locked rotor current (Il/In) : 6.8
Duty cycle : S1
Service factor : 1.15
Design : D
Locked rotor torque : 320 %
Breakdown torque : 0 %

1 2 3 4 5 6 7 8
A
B
C
D
Notes:
E
2E
12.500
J
3.228
S
0.500
D
F
8.000
H
0.657
Flange
FD-406
BB
0.203
A
15.157
K
3.346
N-W
5.250
G
1.307
C
31.116
AJ
16.000
2F
12.000
P
15.591
U
2.125
O
15.953
AA
NPT 2"
AK
14.000
B
14.567
ES
3.937
R
1.844
T
2.441
d1
A 4
BD
18.000
BA
5.250
depth
0.500
AB
11.496
HD
18.394
d2
A 4
BF
0.828
Performed by:
Checked:
Customer:
Oil Well Pumping : High Slip - NEMA Design "D" - TEFC (IP55)
27-DEC-2012Three-phase induction motor
Frame 326T - IP55