WEG 02012ET3PCT286T-W22 User Manual

Page 1
Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 31-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 02012ET3PCT286T List Price : $4,635
Performed by: Checked:
Cooling Tower Motors : NEMA Premium
Page 2
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer : Product line :
Frame : 286T Output : 20 HP Frequency : 60 Hz Poles : 6 Full load speed : 1180 Slip : 1.67 % Voltage : 200 V Rated current : 55.5 A Locked rotor current : 427 A Locked rotor current (Il/In) : 7.7 No-load current : 23.9 A Full load torque : 87.8 lb.ft Locked rotor torque : 260 % Breakdown torque : 280 % Design : B Insulation class : F Temperature rise : 80 K Locked rotor time : 31 s (hot) Service factor : 1.25 Duty cycle : S1 Ambient temperature : -20°C - +40°C Altitude : 1000 Degree of Protection : IP55 Approximate weight : 463 lb Moment of inertia : 9.1624 sq.ft.lb Noise level : 59 dB(A)
Cooling Tower Motors : NEMA Premium
No.:
Date: 31-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%) Bearings 6311 2RS 6211 2RS 100% 0.85 91.7 Regreasing interval --- --- 75% 0.80 91.7 Grease amount --- --- 50% 0.70 90.0
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: 31-DEC-2012
C - Slip D - Current at 200V (A)
1.0
2.0
3.0
4.0
5.0
80
60
A - Efficiency (%)
B - Power factor
0 10 20 30 40 50 60 70 80 90 100 110 120 130
Customer : Product line :
Frame : 286T Output : 20 HP Frequency : 60 Hz Full load speed : 1180 Voltage : 200 V Rated current : 55.5 A Insulation class : F
Cooling Tower Motors : NEMA Premium
D
40
20
0
Percent of rated output (%)
Locked rotor current (Il/In) : 7.7 Duty cycle : S1 Service factor : 1.25 Design : B Locked rotor torque : 260 % Breakdown torque : 280 %
Performed by Checked
Page 4
5.0
CHARACTERISTIC CURVES RELATED TO SPEED
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 31-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 (%)
Cooling Tower Motors : NEMA Premium
9.0
8.0
7.0
A
6.0
5.0
4.0
3.0
2.0
1.0
0.0
Frame : 286T Output : 20 HP Frequency : 60 Hz Full load speed : 1180 Voltage : 200 V Rated current : 55.5 A Insulation class : F
Performed by Checked
Locked rotor current (Il/In) : 7.7 Duty cycle : S1 Service factor : 1.25 Design : B Locked rotor torque : 260 % Breakdown torque : 280 %
Page 5
1 2 3 4 5 6 7 8
A
B
C
D
E
Performed by:
2E
11.000 B
13.071 K
F
2.953 N-W
4.622
d1
A 4
BF
0.828
2F
11.000 C
27.929 O
14.067 U
1.875
Flange
FD-317
BB
0.203
H
0.531 D
7.000 P
14.094 R
1.594 AJ
12.500
BA
4.750 G
1.016
ES
3.149
AB
10.866 AK
11.000
A
13.780 J
3.150 S
0.500
AA
NPT 1 1/2"
BD
14.000
Checked:
Customer:
Cooling Tower Motors : NEMA Premium
31-DEC-2012Three-phase induction motor
Frame 286T - IP55
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