Page 1
Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 24-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : .5018OS3EA56
List Price : $253
Notes:
Performed by: Checked:
Three-Phase : NEMA 56 Frames - ODP
Page 2
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : A56
Output : 0.5 HP
Frequency : 60 Hz
Poles : 4
Full load speed : 1730
Slip : 3.89 %
Voltage : 208-230/460 V
Rated current : 1.81-1.82/0.909 A
Locked rotor current : 10.5/5.27 A
Locked rotor current (Il/In) : 5.8
No-load current : 1.59/0.797 A
Full load torque : 1.50 lb.ft
Locked rotor torque : 230 %
Breakdown torque : 280 %
Design : A
Insulation class : B
Temperature rise : 80 K
Locked rotor time : 15 s (hot)
Service factor : 1.25 (1.00 at 208V)
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP21
Approximate weight : 20 lb
Moment of inertia : 0.07095 sq.ft.lb
Noise level : ---
Three-Phase : NEMA 56 Frames - ODP
No.:
Date: 24-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6204 ZZ 6203 ZZ 100% 0.73 70.0
Regreasing interval --- --- 75% 0.62 66.0
Grease amount --- --- 50% 0.51 62.0
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
0.9
80
0.8
70
0.7
60
0.6
50
0.5
A
No.:
Date: 24-DEC-2012
C - Slip D - Current at 230V (A)
2.0
4.0
6.0
8.0
10.0
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 : A56
Output : 0.5 HP
Frequency : 60 Hz
Full load speed : 1730
Voltage : 208-230/460 V
Rated current : 1.81-1.82/0.909 A
Insulation class : B
Notes:
B
D
Percent of rated output (%)
Three-Phase : NEMA 56 Frames - ODP
4
3
2
1
0
Locked rotor current (Il/In) : 5.8
Duty cycle : S1
Service factor : 1.25 (1.00 at 208V)
Design : A
Locked rotor torque : 230 %
Breakdown torque : 280 %
Performed by Checked
Page 4
5.0
CHARACTERISTIC CURVES RELATED TO SPEED
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 24-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 : NEMA 56 Frames - ODP
9.0
8.0
7.0
6.0
A
5.0
4.0
3.0
2.0
1.0
0.0
Frame : A56
Output : 0.5 HP
Frequency : 60 Hz
Full load speed : 1730
Voltage : 208-230/460 V
Rated current : 1.81-1.82/0.909 A
Insulation class : B
Notes:
Performed by Checked
Locked rotor current (Il/In) : 5.8
Duty cycle : S1
Service factor : 1.25 (1.00 at 208V)
Design : A
Locked rotor torque : 230 %
Breakdown torque : 280 %
Page 5
1 2 3 4 5 6 7 8
A
B
C
D
Notes:
E
Performed by:
2E
4.874
G
3.04
S
F
0.187
D
3.500
AJ
3.748
BC
---
H
0.342
BA
2.750
N-W
1.874
O
6.771
AK
3.000
AH
2.063
A
6.535
J
1.220
depth
0.187
C
10.315
BD
6.535
2F
3.000
P
6.496
U
0.6250
AA
NPT 1/2"
BF
UNC 1/4"x16-2B
B
6.496
ES
1.102
R
0.517
Flange
FC-95
BB
0.157
Checked:
Customer:
Three-Phase : NEMA 56 Frames - ODP
24-DEC-2012Three-phase induction motor
Frame A56 - IP21
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