Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 28-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : .7536OS3EJPR56C
List Price : $257
Notes:
Performed by: Checked:
Jet Pump - NEMA 56 : Three-Phase - Keyed - ODP (IP21)
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : B56
Output : 0.75 HP
Frequency : 60 Hz
Poles : 2
Full load speed : 3455
Slip : 4.03 %
Voltage : 208-230/460 V
Rated current : 2.55-2.39/1.20 A
Locked rotor current : 13.6/6.82 A
Locked rotor current (Il/In) : 5.7
No-load current : 1.53/0.765 A
Full load torque : 1.12 lb.ft
Locked rotor torque : 240 %
Breakdown torque : 260 %
Design : A
Insulation class : B
Temperature rise : 80 K
Locked rotor time : 15 s (hot)
Service factor : 1.50 (1.00 at 208V)
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP21
Approximate weight : 26 lb
Moment of inertia : 0.02207 sq.ft.lb
Noise level : ---
Jet Pump - NEMA 56 : Three-Phase - Keyed - ODP (IP21)
No.:
Date: 28-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6203 2RS 6202 2RS 100% 0.81 72.0
Regreasing interval --- --- 75% 0.72 70.0
Grease amount --- --- 50% 0.61 64.0
Notes:
Performed by Checked
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
50
40
0.6
0.5
0.4
A
B
No.:
Date: 28-DEC-2012
C - Slip D - Current at 230V (A)
2.0
4.0
6.0
8.0
10.0
4
3
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 : B56
Output : 0.75 HP
Frequency : 60 Hz
Full load speed : 3455
Voltage : 208-230/460 V
Rated current : 2.55-2.39/1.20 A
Insulation class : B
Notes:
Jet Pump - NEMA 56 : Three-Phase - Keyed - ODP (IP21)
2
1
0
Locked rotor current (Il/In) : 5.7
Duty cycle : S1
Service factor : 1.50 (1.00 at 208V)
Design : A
Locked rotor torque : 240 %
Breakdown torque : 260 %
Performed by Checked
5.0
CHARACTERISTIC CURVES RELATED TO SPEED
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 28-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 (%)
Jet Pump - NEMA 56 : Three-Phase - Keyed - ODP (IP21)
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
Frame : B56
Output : 0.75 HP
Frequency : 60 Hz
Full load speed : 3455
Voltage : 208-230/460 V
Rated current : 2.55-2.39/1.20 A
Insulation class : B
Notes:
Performed by Checked
Locked rotor current (Il/In) : 5.7
Duty cycle : S1
Service factor : 1.50 (1.00 at 208V)
Design : A
Locked rotor torque : 240 %
Breakdown torque : 260 %
1 2 3 4 5 6 7 8
A
B
C
D
Notes:
E
Performed by:
Checked:
Customer:
C
F
11.102
U
0.625
AK
4.500
AH
2.063
P
6.496
R
0.517
BD
6.535
ES
1.417
AA
NPT 1/2"
BF
UNC 3/8"x16-2B
S
0.187
Flange
FC-149
BB
0.157
N-W
1.874
AJ
5.874
BC
---
Jet Pump - NEMA 56 : Three-Phase - Keyed - ODP (IP21)
28-DEC-2012Three-phase induction motor
Frame B56 - IP21
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