
Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 28-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : .3336ES3EJPR56J
List Price : $268
Notes:
Performed by: Checked:
Jet Pump - NEMA 56 : Three-Phase - Threaded - TEFC (IP55)

DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : B56
Output : 0.33 HP
Frequency : 60 Hz
Poles : 2
Full load speed : 3465
Slip : 3.75 %
Voltage : 208-230/460 V
Rated current : 1.22-1.20/0.600 A
Locked rotor current : 9.60/4.80 A
Locked rotor current (Il/In) : 8.0
No-load current : 0.780/0.390 A
Full load torque : 0.493 lb.ft
Locked rotor torque : 500 %
Breakdown torque : 400 %
Design : A
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 15 s (hot)
Service factor : 1.15 (1.00 at 208V)
Duty cycle : S1
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP55
Approximate weight : 21 lb
Moment of inertia : 0.02373 sq.ft.lb
Noise level : ---
Jet Pump - NEMA 56 : Three-Phase - Threaded - TEFC (IP55)
No.:
Date: 28-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6203 2RS 6202 2RS 100% 0.78 66.0
Regreasing interval --- --- 75% 0.71 61.0
Grease amount --- --- 50% 0.61 52.5
Notes:
Performed by Checked

PERFORMANCE CURVES RELATED TO RATED OUTPUT
Three-phase induction motor - Squirrel cage rotor
100
1.0 0.0
No.:
Date: 28-DEC-2012
C - Slip D - Current at 230V (A)
90
0.9
80
0.8
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 :
C
B
A
D
Percent of rated output (%)
Jet Pump - NEMA 56 : Three-Phase - Threaded - TEFC (IP55)
1.0
2.0
3.0
4.0
5.0
4
3
2
1
0
Frame : B56
Output : 0.33 HP
Frequency : 60 Hz
Full load speed : 3465
Voltage : 208-230/460 V
Rated current : 1.22-1.20/0.600 A
Insulation class : F
Notes:
Performed by Checked
Locked rotor current (Il/In) : 8.0
Duty cycle : S1
Service factor : 1.15 (1.00 at 208V)
Design : A
Locked rotor torque : 500 %
Breakdown torque : 400 %

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 - Threaded - TEFC (IP55)
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
Frame : B56
Output : 0.33 HP
Frequency : 60 Hz
Full load speed : 3465
Voltage : 208-230/460 V
Rated current : 1.22-1.20/0.600 A
Insulation class : F
Notes:
Performed by Checked
Locked rotor current (Il/In) : 8.0
Duty cycle : S1
Service factor : 1.15 (1.00 at 208V)
Design : A
Locked rotor torque : 500 %
Breakdown torque : 400 %

1 2 3 4 5 6 7 8
A
B
C
D
Notes:
E
Performed by:
Checked:
Customer:
Jet Pump - NEMA 56 : Three-Phase - Threaded - TEFC (IP55)
F
P
7.323
Flange
FC-149
BB
0.157
N-W
1.874
AJ
5.874
BC
---
U
0.6250
AK
4.500
AH
2.563
AB
5.433
BD
6.535
AA
NPT 1/2"
BF
UNC 3/8"x16-2B
28-DEC-2012Three-phase induction motor
Frame B56 - IP55