Page 1
Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 31-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 00718ET3ECT213TF1-W2
List Price : $1,293
Notes:
Performed by: Checked:
W22 Cooling Tower Motors: NEMA Premium
Page 2
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : 213T
Output : 7.5 HP
Frequency : 60 Hz
Poles : 4
Full load speed : 1765
Slip : 1.94 %
Voltage : 208-230/460 V
Rated current : 19.9-18.0/9.00 A
Locked rotor current : 128/63.9 A
Locked rotor current (Il/In) : 7.1
No-load current : 8.10/4.05 A
Full load torque : 22.0 lb.ft
Locked rotor torque : 220 %
Breakdown torque : 310 %
Design : B
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 20 s (hot)
Service factor : 1.25
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP55
Approximate weight : 154 lb
Moment of inertia : 1.3436 sq.ft.lb
Noise level : 58 dB(A)
W22 Cooling Tower Motors: NEMA Premium
No.:
Date: 31-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6308 ZZ 6207 ZZ 100% 0.84 91.7
Regreasing interval --- --- 75% 0.78 91.0
Grease amount --- --- 50% 0.67 89.5
Notes:
Performed by Checked
Page 3
PERFORMANCE CURVES RELATED TO RATED OUTPUT
Three-phase induction motor - Squirrel cage rotor
100
1.0 0.0
C
90
80
70
60
50
40
0.9
0.8
0.7
0.6
0.5
0.4
A
B
No.:
Date: 31-DEC-2012
C - Slip D - Current at 230V (A)
1.0
2.0
3.0
4.0
5.0
40
30
20
D
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 : 213T
Output : 7.5 HP
Frequency : 60 Hz
Full load speed : 1765
Voltage : 208-230/460 V
Rated current : 19.9-18.0/9.00 A
Insulation class : F
Notes:
W22 Cooling Tower Motors: NEMA Premium
10
0
Locked rotor current (Il/In) : 7.1
Duty cycle : S1
Service factor : 1.25
Design : B
Locked rotor torque : 220 %
Breakdown torque : 310 %
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
A
Speed related to rated speed (%)
W22 Cooling Tower Motors: NEMA Premium
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
Frame : 213T
Output : 7.5 HP
Frequency : 60 Hz
Full load speed : 1765
Voltage : 208-230/460 V
Rated current : 19.9-18.0/9.00 A
Insulation class : F
Notes:
Performed by Checked
Locked rotor current (Il/In) : 7.1
Duty cycle : S1
Service factor : 1.25
Design : B
Locked rotor torque : 220 %
Breakdown torque : 310 %
Page 5
1 2 3 4 5 6 7 8
A
B
C
D
Notes:
E
2E
8.500
2F
5.500
N-W
3.375
D
F
5.250
HD
12.613
C
18.021
d2
A 4
J
1.791
K
2.165
ES
2.480
G
0.669
HF
5.250
LL
5.512
A
9.764
B
7.362
S
0.313
HB
3.006
HH
6.250
LM
5.236
P
10.236
BA
3.500
R
1.203
O
10.841
HK
3.155
AA
NPT 1"
AB
8.667
U
1.375
depth
0.313
T
1.772
H
0.406
d1
A 4
Performed by:
Checked:
Customer:
W22 Cooling Tower Motors: NEMA Premium
31-DEC-2012Three-phase induction motor
Frame 213T - IP55
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