ABB NAL Series User Manual

48
MOUNTING AND OPERATION MANUAL INDOOR AIR SWITCH-DISCONNECTOR, NAL/NALF/VR
17.4 UEMC 41
The UEMC 41 - motor operating devices are
intended for indoor mounting on medium voltage
disconnectors and earthing switches. The
operating device is reliable in changing
temperature and humidity conditions.
Operation can be performed both electrically and
manually by operating lever. Operating time is
from 4 to 10 s depending on the type of device
and loading conditions.
There are three versions of UEMC 41 drives:
1 UEMC 41 drive
2 Manual operating handle 1YMX053235M0004
3 Connecting rod 1YMX000004*
4 Bevel gear 1YMX053362M0002
5 Bevel gear base YMX343036M0001
6 Rod connector 1YMX000053M0001
*) Length depends on client needs
For detailed instruction of installation and
maintenance please refer UEMC 41 manual.
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102 UEMC 41 drive with external control box
_
104 Typical UEMC 41 installation with NAL switch-disconnector
101 UEMC 41 drive with
internal control box
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103 UEMC 41 drive with control components
7MEDIUM VOLTAGE PRODUCTS
9. Connection kits
a. Connection A - Front mounting motor with connection up to 40°,
4
1
2 3
b. Connection B – Front mounting motor with 90° connection.
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06
NAL mounted on the
wall. Drive mounted
on the front panel.
Connection with
cardanic joint.
Connection kit includes:
1 – UEMC 41 drive
2 – Connecting
rod L=1,3 m*
3 – Bevel gear
4 – Manual operating
handle
* Other lengths
available on request
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07
Switch mounted
on the wall. Drive
mounted on the front
panel. Connection
with short shaft.
Connection kit includes:
1 – UEMC 41 drive
2 – Manual operating
handle
3 – Vertical connecting
rod L=2 m*
4 – Bevel gear
5 – Transmission
90° complete
6 – Connecting rod
* Other lengths
available on request
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06
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07

ABB NAL Series Specifications

General

Brand	ABB
Model	NAL Series
Category	Switch
Language	English