Replacement of Device Group with Larger Device Group 
Purpose
You can use this process to replace two devices in a meter board with three devices, for example.
Process flow
Device group A is replaced with device group B, which contains fewer devices. The devices to be installed, 1b and 2b, take on the same tasks as the 1a and 2a, the devices to be removed. Device 3b is only installed with respect to technical data.
Replacement of device group with larger device group
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