179
Example Regen Resistor Power Dissipation Calculation
Example Motor
and Drive
Specifications
The following is an example application of each step in the power dissipation
calculation procedure using the motor, drive and input power specifications
identified below. Refer to the power dissipation calculation procedure presented
earlier in this chapter.
l Motor = BPH1423
/
with brake
Total Inertia (J
T
) = J
M
+ J
B
+ J
L
= 0.002 + 0.001 + 0.007 = 0.01 kgm
2
where:
Motor inertia (J
M
) = 0.002 kg(m
2
)
Brake inertia (J
B
) = 0.001 kg(m
2
)
Load inertia (J
L
) = 0.007 kg(m
2
)
l Drive = MHDA1028
/
00
l Line Voltage = 480 Vac
Continued on next page
To Next Page