Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 27-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 02536ST3QIE284TSC-W2
List Price : $3,568
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 : 284TS
Output : 25 HP
Frequency : 60 Hz
Poles : 2
Full load speed : 3535
Slip : 1.81 %
Voltage : 460 V
Rated current : 28.5 A
Locked rotor current : 180 A
Locked rotor current (Il/In) : 6.3
No-load current : 7.50 A
Full load torque : 36.6 lb.ft
Locked rotor torque : 200 %
Breakdown torque : 250 %
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 : 362 lb
Moment of inertia : 2.6936 sq.ft.lb
Noise level : 72 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 6311 C3 6211 C3 100% 0.89 91.7
Regreasing interval 14000 h 17000 h 75% 0.87 91.7
Grease amount 18 g 11 g 50% 0.82 91.0
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
C
A
No.:
Date: 27-DEC-2012
C - Slip D - Current at 460V (A)
1.0
2.0
70
0.7
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 : 284TS
Output : 25 HP
Frequency : 60 Hz
Full load speed : 3535
Voltage : 460 V
Rated current : 28.5 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) : 6.3
Duty cycle : S1
Service factor : 1.25
Design : B
Locked rotor torque : 200 %
Breakdown torque : 250 %
3.0
4.0
5.0
40
30
20
10
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
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 : 284TS
Output : 25 HP
Frequency : 60 Hz
Full load speed : 3535
Voltage : 460 V
Rated current : 28.5 A
Insulation class : F
Notes:
Performed by Checked
Locked rotor current (Il/In) : 6.3
Duty cycle : S1
Service factor : 1.25
Design : B
Locked rotor torque : 200 %
Breakdown torque : 250 %
1 2 3 4 5 6 7 8
A
B
C
D
E
F
2E
11.000
2F
9.500
N-W
3.250
D
7.000
HD
16.154
C
25.061
d2
A 4
BF
UNC 1/2"x13
J
3.110
K
2.874
ES
2.480
G
1.023
HF
7.000
LL
7.795
Flange
FC-228
BB
0.250
A
13.780
B
11.575
S
0.375
HB
3.535
HH
9.500
LM
7.402
AJ
9.000
BC
0.250
P
14.173
BA
4.750
R
1.406
O
14.067
HK
3.937
AA
NPT 1 1/2"
AK
10.500
AH
3.000
AB
10.984
U
1.625
depth
0.375
T
2.087
H
0.531
d1
A 4
BD
11.03
Notes:
Performed by:
Checked:
Customer:
Three-Phase: W22 IEEE-841™ Petrochem Motors - NEMA Premium® Efficiency
27-DEC-2012Three-phase induction motor
Frame 284TS - IP55
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