Motor Rating - Mitsubishi Electric FR-A820-00046 (0.4K) Instruction Manual

These are the case of the motor driven by the inverter at ND or HD rating. As the overload capacity decreases in the case of
LD or SLD rating, observe the specified range of the inverter.
SF-V5RU (1500 r/min series)
1.5 to 22 (kW)
Maximum torque for short time
150
Continuous
operation torque
100
75
(%)
50
0
Speed (r/min)
SF-V5RU1 (1000 r/min) speed ratio = 1:2
1.5 to 37 (kW)
Maximum torque for short time
(SF-V5RU[]K1Y)
150
120
Continuous operation
torque
100
75
(%)
60
54
50
45
0
0 1000
Speed (r/min)
• The maximum speed of the SF-V5RU55K and SF-V5RU30K3 is 2400 r/min.
• The maximum speed of a 3.7 kW motor or less is 3600 r/min. Consult our sales office for use of these motor.
• The maximum speed of a brake motor is 1800 r/min.
• The maximum short-time torque of the SF-V5RU[]K1, SF-V5RU[]K3, and SF-V5RU[]K4 is 120% of the rated torque. The
maximum short-time torque of the SF-V5RU[]K1Y, SF-V5RU[]K3Y, and SF-V5RU[]K4Y is 150% of the rated torque.
796
8. SPECIFICATIONS

8.2 Motor rating

30 to 55 (kW)
Constant power
1500 3000
SF-V5RU3 (1000 r/min) speed ratio = 1:3
1.5 to 30 (kW)
Maximum torque for short time
(SF-V5RU[]K1)
Constant power
Reduced output
30 kW
(SF-V5RU30K1)
(%)
2000
Maximum torque for short time
150
Continuous
operation torque Constant power
100
94
63
60
(%)
40
0
1500 2400
Speed (r/min)
Maximum torque for short time
(SF-V5RU[]K3Y)
150
Maximum torque for short time
(SF-V5RU[]K3)
120
Continuous operation
torque
100
Constant power
63
50
42
40
33
0
0 1000 2400
Speed (r/min)
Reduced output
3000
SF-V5RU4 (500 r/min) speed ratio = 1:4
1.5 to 15 (kW)
Maximum torque for short time
(SF-V5RU[]K4Y)
150
Maximum torque for short time
(SF-V5RU[]K4)
120
100
Continuous
operation
torque
(%)
37.5
30
25
0
3000 0 500
Speed (r/min)
Constant power
2000