Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 27-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 07512ST3QIE405T-W22
List Price : $12,866
Notes:
Performed by: Checked:
Three-Phase: W22 IEEE-841™ Petrochem Motors - NEMA Premium® Efficiency
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : 404/5T
Output : 75 HP
Frequency : 60 Hz
Poles : 6
Full load speed : 1180
Slip : 1.67 %
Voltage : 460 V
Rated current : 84.9 A
Locked rotor current : 543 A
Locked rotor current (Il/In) : 6.4
No-load current : 30.0 A
Full load torque : 329 lb.ft
Locked rotor torque : 200 %
Breakdown torque : 230 %
Design : B
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 17 s (hot)
Service factor : 1.25
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP55
Approximate weight : 1089 lb
Moment of inertia : 40.209 sq.ft.lb
Noise level : 68 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 6316 C3 6314 C3 100% 0.86 94.5
Regreasing interval 16000 h 17000 h 75% 0.83 94.5
Grease amount 34 g 27 g 50% 0.74 94.1
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
C
A
No.:
Date: 27-DEC-2012
C - Slip D - Current at 460V (A)
1.0
2.0
3.0
60
0.6
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 : 404/5T
Output : 75 HP
Frequency : 60 Hz
Full load speed : 1180
Voltage : 460 V
Rated current : 84.9 A
Insulation class : F
Three-Phase: W22 IEEE-841™ Petrochem Motors - NEMA Premium® Efficiency
B
D
Percent of rated output (%)
Locked rotor current (Il/In) : 6.4
Duty cycle : S1
Service factor : 1.25
Design : B
Locked rotor torque : 200 %
Breakdown torque : 230 %
4.0
5.0
160
120
80
40
0
Notes:
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
9.0
8.0
7.0
B
6.0
5.0
A
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 : 404/5T
Output : 75 HP
Frequency : 60 Hz
Full load speed : 1180
Voltage : 460 V
Rated current : 84.9 A
Insulation class : F
Notes:
Performed by Checked
Locked rotor current (Il/In) : 6.4
Duty cycle : S1
Service factor : 1.25
Design : B
Locked rotor torque : 200 %
Breakdown torque : 230 %
1 2 3 4 5 6 7 8
A
B
C
D
E
F
2E
15.984
2F
12.244/13.740
N-W
7.250
D
10.000
HD
23.110
LL
10.590
Flange
FD-508
BB
0.203
J
3.937
K
5.669
ES
5.708
G
1.811
HH
14.213
LM
11.181
AJ
20.000
A
19.921
B
18.386
S
0.750
HB
3.977
HK
6.023
AA
NPT 3"
AK
18.000
P
19.134
BA
6.625
R
2.449
O
19.566
H
0.810
d1
DUNC 3/4"-10
BD
22.00
AB
16.023
U
2.875
depth
0.750
T
3.544
C
39.730
d2
DUNC 3/4"-10
BF
0.828
Notes:
Performed by:
Checked:
Customer:
Three-Phase: W22 IEEE-841™ Petrochem Motors - NEMA Premium® Efficiency
27-DEC-2012Three-phase induction motor
Frame 404/5T - IP55
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