User's Manual

Table Of Contents
Installation, Operation and Service Manual 90DIB500R41IM_FCC02 99.1 103
DIB-500 R4.1 Setup and commissioning
Connecting equipment racks (as of 5 carriers)
Carry out the following steps:
Risk of injury
The equipment rack features sharp edges on the inside. Risk of injury if you do not wear
protective gloves.
Always wear protective gloves for the following process steps.
Risk of electric shock
Electric shock when touching live parts. Hardware components in the equipment cabi-
net are live.
When performing work in the equipment cabinet, ensure that the voltage source on
site is switched off. This must have been checked with a voltmeter.
1. Connect the voltage supply cable to the LRU according to the labeling, refer to Fig-
ure 5.10 on page 102.
2. Plug the LRU onto the top hat rail from above, refer to Figure 5.11 on page 102.
The catch must snap in audibly.
The installation of the LRU has thus been completed.
5.5.1.4 Installing the top hat rail power supply unit
The top hat rail power supply unit must be connected to the top hat rail.
Figure 5.12 shows the position of the top hat rail power supply unit on the top hat rail.
Figure 5.12 Top hat rail power supply unit on the top hat rail
Proceed as follows to install the top hat rail power supply unit:
Preparation:
The voltage source on site must be de-energised.
The toggle switches must be set to the "Off" position ("downward" switch position).
The top cover of the equipment rack must have been removed.