Page 1
Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 27-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 03012ST3QIE326TC-W22
List Price : $5,584
Notes:
Performed by: Checked:
Three-Phase: W22 IEEE-841™ Petrochem Motors - NEMA Premium® Efficiency
Page 2
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 : 1180
Slip : 1.67 %
Voltage : 460 V
Rated current : 35.8 A
Locked rotor current : 222 A
Locked rotor current (Il/In) : 6.2
No-load current : 16.0 A
Full load torque : 132 lb.ft
Locked rotor torque : 230 %
Breakdown torque : 260 %
Design : B
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 21 s (hot)
Service factor : 1.25
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP55
Approximate weight : 553 lb
Moment of inertia : 13.196 sq.ft.lb
Noise level : 62 dB(A)
Three-Phase: W22 IEEE-841™ Petrochem Motors - NEMA Premium® Efficiency
No.:
Date: 27-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6312 C3 6212 C3 100% 0.83 93.0
Regreasing interval 20000 h 20000 h 75% 0.77 93.0
Grease amount 21 g 13 g 50% 0.65 91.7
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
No.:
Date: 27-DEC-2012
C - Slip D - Current at 460V (A)
1.0
2.0
3.0
4.0
5.0
40
30
A - Efficiency (%)
B - Power factor
0 10 20 30 40 50 60 70 80 90 100 110 120 130
Customer :
Product line :
Frame : 326T
Output : 30 HP
Frequency : 60 Hz
Full load speed : 1180
Voltage : 460 V
Rated current : 35.8 A
Insulation class : F
Notes:
Three-Phase: W22 IEEE-841™ Petrochem Motors - NEMA Premium® Efficiency
D
Percent of rated output (%)
Locked rotor current (Il/In) : 6.2
Duty cycle : S1
Service factor : 1.25
Design : B
Locked rotor torque : 230 %
Breakdown torque : 260 %
20
10
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
9.0
8.0
7.0
B
A
6.0
5.0
4.0
3.0
2.0
1.0
0.0
Speed related to rated speed (%)
Three-Phase: W22 IEEE-841™ Petrochem Motors - NEMA Premium® Efficiency
Frame : 326T
Output : 30 HP
Frequency : 60 Hz
Full load speed : 1180
Voltage : 460 V
Rated current : 35.8 A
Insulation class : F
Notes:
Performed by Checked
Locked rotor current (Il/In) : 6.2
Duty cycle : S1
Service factor : 1.25
Design : B
Locked rotor torque : 230 %
Breakdown torque : 260 %
Page 5
1 2 3 4 5 6 7 8
A
B
C
D
E
F
2E
12.500
2F
12.000
N-W
5.250
D
8.000
HD
18.394
C
31.116
d2
A 4
BF
UNC 5/8"x11
J
3.189
K
3.189
ES
3.937
G
1.300
HF
8.708
LL
8.976
Flange
FC-279
BB
0.250
A
15.157
B
14.567
S
0.500
HB
4.811
HH
11.250
LM
8.543
AJ
11.000
BC
0.250
P
15.827
BA
5.250
R
1.844
O
15.953
HK
4.645
AA
NPT 2"
AK
12.500
AH
5.000
AB
12.480
U
2.125
depth
0.500
T
2.441
H
0.657
d1
A 4
BD
13.58
Notes:
Performed by:
Checked:
Customer:
Three-Phase: W22 IEEE-841™ Petrochem Motors - NEMA Premium® Efficiency
27-DEC-2012Three-phase induction motor
Frame 326T - IP55
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