Installation
6.5 Installing a load current supply
Automation system
140 System Manual, 01/2023, A5E03461182-AK
6.5 Installing a load current supply
Introduction
Load current supplies do not have a connection to the backplane bus of the S7-1500
automation systems/ET 200MP distributed I/O system and also do not occupy a slot on the
backplane bus. The load current supply (PM) supplies the system power (PS), CPU, interface
module and input and output circuits of the I/O modules with DC 24 V.
Requirements
The mounting rail is installed.
Tools required
Screwdriver with 4.5 mm blade
Installing a load current supply
Watch video sequence (https://support.industry.siemens.com/cs/ww/en/view/78027451)
To install a load current supply, follow these steps:
1. Hook the load current supply on the mounting rail.
2. Swivel the load current supply to the rear.
Figure 6-10 Installing a load current supply
3. Open the front cover.
4. Disconnect the power cable connector from the load current supply.
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