Quantum MP User Guide
25
Issue: A4 www.emersonct.com
Table 3-8 Drive auxiliary and machine armature terminal data
Table 3-9 Drive 120 Vac logic terminals
Table 3-10 Drive power stage terminals
3.10 Routine maintenance
The drive should be installed in a cool, clean, well ventilated location.
Contact of moisture and dust with the drive should be prevented.
Regular checks of the following should be carried out to ensure drive /
installation reliability are maximized:
Model
Connection type
Torque setting
All
Terminal block
0.5 Nm 0.4 lb ft
Model
Connection type
Torque setting
All
Terminal block
0.79 Nm 0.58 lb ft
Model
AC line
DC armature
Dynamic braking resistor
Max
wire size
Conn/Lug
Torque
setting
Max
wire size
Conn/Lug
Torque
setting
Max
wire size
Conn/Lug
Torque
setting
QMP350A4(R)
350 MCM
2
22.91 lb ft
250 MCM
2
22.91 lb ft
250 MCM
1
22.91 lb ft
QMP400A4(R)
2
350 MCM
2
1
QMP550A4(R)
2
2
N/A
N/A
N/A
QMP700A4(R)
3
3
Environment
Ambient temperature
Ensure the enclosure temperature remains at
or below maximum specified
Dust
Ensure the drive remains dust free – check that
the heatsink and drive fan are not gathering
dust. The lifetime of the fan is reduced in dusty
environments.
Moisture
Ensure the drive enclosure shows no signs of
condensation
Enclosure
Enclosure door
filters
Ensure filters are not blocked and that air is free
to flow
Electrical
Screw connections
Ensure all screw terminals remain tight
Crimp terminals
Ensure all crimp terminals remains tight –
check for any discoloration which could indicate
overheating
Cables
Check all cables for signs of damage