3 installing the sk tu4-pbr, Technology unit – NORD Drivesystems BU0220 User Manual
Page 17
BU 0220 GB-0912
Subject to technical amendments
17
2.1.3
Installing the SK TU4-PBR-
… technology unit
WARNING
Installation must be carried out by qualified personnel only, paying particular attention to
safety and warning instructions.
Modules must not be installed or removed unless the device is free of voltage. The slots
may only be used for the intended modules.
Mounting of the external technology unit remote from the frequency inverter is possible with the
additional wall-mounting kit (SK TIE4-WMK-TU).
Together with the BUS connection unit SK TI4-TU-BUS(-C) the technology unit SK TU4-PBR-
…(-C) forms a
stand-alone functional unit. This can be attached to the SK 2xxE frequency inverter or installed separately by
means of the optional SK TIE4-WMK-TU wall-mounting kit.
2.1.3.1 Dimensions of the SK TI4-WMK-TU wall-mounting kit
The optional wall-mounting kit has the following dimensions.
2.1.3.2 BUS connection unit SK T14-TU-BUS(-C)
Various cable glands closed by caps are located on the sides of the BUS
connection unit.
The following holes are available as cable inlets:
2 x 1
M20 x 1.5 (on sides)
4
M16 x 1.5 (underside)
2
M25 x 1.5 (rear side, without caps)
The transparent screw-on cover (M20 x 1.5) on the upper right serves as access to the diagnostic interface
(RJ12 socket, interface RS232/RS485). The top left screw connection is a blank screw cap.
NOTE
The IP protection class is not complied with if the screw connections are not connected
properly. In this case, the module may be damaged by the entry of dirt or moisture.
136
Flan
ged
coup
ling
External BUS connection unit =
SK TI4-TU-BUS