Motor Drive; Mounting Of Nm/Mu Motor Drive - ABB NAL Series Installation And Operating Instructions Manual

4 4
M O U N T I N G A N D O P E R AT I O N M A N U A L I N D O O R A I R S W I TC H - D I S C O N N E C TO R , N A L / N A L F/ V R
—

17.0 Motor drive

—
84 NM mounted on the left hand side
_
CAUTION!
In case of any installation/maintenance of
switchdisconnector NAL/VR equipped with
NM/ MU drive, disconnect power source of
control board first.
NM Motor Drive
Auxiliary switch
There are two types of drives which can be used
together with NAL/NALF/VR:
- NM/MU,
- UEMC 41.
NM/MU drive can be mounted on the NAL/NALF/
VR mechanism shaft where UEMC 41 can have
more possibilities to be connected to switch-
disconnector.

17.1 Mounting of NM/MU motor drive

Auxiliary switch
—
85 NM mounted on the right hand side
_
CAUTION!
The pushbuttons on the box must not be
held for more than 5-6 seconds. The
button only initiates the closing or
opening process. It has its own support
and there is no need to keep pressed.
NM Motor Drive