Page 1
Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 27-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 05036XT3E326TS
List Price : $6,582
Notes:
Performed by: Checked:
Three-Phase : Explosion Proof - NEMA Premium
Page 2
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : 326TS
Output : 50 HP
Frequency : 60 Hz
Poles : 2
Full load speed : 3550
Slip : 1.39 %
Voltage : 208-230/460 V
Rated current : 123-111/55.5 A
Locked rotor current : 799/400 A
Locked rotor current (Il/In) : 7.2
No-load current : 29.5/14.8 A
Full load torque : 73.0 lb.ft
Locked rotor torque : 210 %
Breakdown torque : 210 %
Design : B
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 33 s (hot)
Service factor : 1.15
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP54
Approximate weight : 728 lb
Moment of inertia : 5.4187 sq.ft.lb
Noise level : 81 dB(A)
Three-Phase : Explosion Proof - NEMA Premium
No.:
Date: 27-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6312 C3 6212 Z-C3 100% 0.89 94.1
Regreasing interval 9829 h 12143 h 75% 0.88 93.6
Grease amount 21 g 13 g 50% 0.82 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: 27-DEC-2012
C - Slip D - Current at 230V (A)
1.0
2.0
3.0
4.0
5.0
160
120
80
40
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 : 326TS
Output : 50 HP
Frequency : 60 Hz
Full load speed : 3550
Voltage : 208-230/460 V
Rated current : 123-111/55.5 A
Insulation class : F
Notes:
Three-Phase : Explosion Proof - NEMA Premium
0
Locked rotor current (Il/In) : 7.2
Duty cycle : S1
Service factor : 1.15
Design : B
Locked rotor torque : 210 %
Breakdown torque : 210 %
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
Speed related to rated speed (%)
Three-Phase : Explosion Proof - NEMA Premium
9.0
8.0
7.0
6.0
5.0
A
4.0
3.0
2.0
1.0
0.0
Frame : 326TS
Output : 50 HP
Frequency : 60 Hz
Full load speed : 3550
Voltage : 208-230/460 V
Rated current : 123-111/55.5 A
Insulation class : F
Notes:
Performed by Checked
Locked rotor current (Il/In) : 7.2
Duty cycle : S1
Service factor : 1.15
Design : B
Locked rotor torque : 210 %
Breakdown torque : 210 %
Page 5
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
C
29.606
Flange
FD-406
BB
0.203
A
15.157
K
3.346
N-W
3.750
G
1.307
AA
NPT 2"
AJ
16.000
2F
12.000
P
15.697
U
1.875
O
15.992
d1
A 4
AK
14.000
B
14.567
ES
2.756
R
1.594
HD
18.787
d2
A 4
BD
18.000
BA
5.250
depth
0.500
AB
12.961
H
0.657
T
2.795
BF
0.828
Performed by:
Checked:
Customer:
Three-Phase : Explosion Proof - NEMA Premium
27-DEC-2012Three-phase induction motor
Frame 326TS - IP54
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