Page 1
Customer :
Three-phase induction motor - Squirrel cage rotor
No.:
Date: 28-DEC-2012
TECHNICAL PROPOSAL
Product line :
Catalog Number : 00718ES3ESA90LL
List Price : $1,855
Notes:
Performed by: Checked:
Saw Arbor Motors : Single and Double Shaft End
Page 2
DATA SHEET
Three-phase induction motor - Squirrel cage rotor
Customer :
Product line :
Frame : 90L
Output : 7.5 HP
Frequency : 60 Hz
Poles : 4
Full load speed : 1730
Slip : 3.89 %
Voltage : 208-230/460 V
Rated current : 22.4-20.3/10.1 A
Locked rotor current : 166/83.1 A
Locked rotor current (Il/In) : 8.2
No-load current : 10.0/5.02 A
Full load torque : 22.5 lb.ft
Locked rotor torque : 370 %
Breakdown torque : 400 %
Design : N
Insulation class : F
Temperature rise : 80 K
Locked rotor time : 7 s (hot)
Service factor : 1.15
Duty cycle : S6 50%
Ambient temperature : -20°C - +40°C
Altitude : 1000
Degree of Protection : IP54
Approximate weight : 165 lb
Moment of inertia : 0.33246 sq.ft.lb
Noise level : 51 dB(A)
Saw Arbor Motors : Single and Double Shaft End
No.:
Date: 28-DEC-2012
D.E. N.D.E. Load Power factor Efficiency (%)
Bearings 6308 ZZ 6208 ZZ 100% 0.80 85.3
Regreasing interval --- --- 75% 0.74 85.0
Grease amount --- --- 50% 0.60 83.5
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
0.9
No.:
Date: 28-DEC-2012
C - Slip D - Current at 230V (A)
2.0
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 :
Frame : 90L
Output : 7.5 HP
Frequency : 60 Hz
Full load speed : 1730
Voltage : 208-230/460 V
Rated current : 22.4-20.3/10.1 A
Insulation class : F
A
B
D
Percent of rated output (%)
Saw Arbor Motors : Single and Double Shaft End
4.0
6.0
8.0
10.0
40
30
20
10
0
Locked rotor current (Il/In) : 8.2
Duty cycle : S6 50%
Service factor : 1.15
Design : N
Locked rotor torque : 370 %
Breakdown torque : 400 %
Notes:
Performed by Checked
Page 4
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 (%)
Saw Arbor Motors : Single and Double Shaft End
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
Frame : 90L
Output : 7.5 HP
Frequency : 60 Hz
Full load speed : 1730
Voltage : 208-230/460 V
Rated current : 22.4-20.3/10.1 A
Insulation class : F
Notes:
Performed by Checked
Locked rotor current (Il/In) : 8.2
Duty cycle : S6 50%
Service factor : 1.15
Design : N
Locked rotor torque : 370 %
Breakdown torque : 400 %
Page 5
1 2 3 4 5 6 7 8
A
B
C
D
Notes:
E
Performed by:
Checked:
Customer:
Saw Arbor Motors : Single and Double Shaft End
F
2E
160
FBA
43
O
177
2F
510
C
672.5
P
208
A
197
FC
758.0
AB
179
B
543
D
90
AA
NPT 1"
FK
62
63
J
28-DEC-2012Three-phase induction motor
Frame 90L - IP54
Loading...