A74104-241-53 | Control Board

Phoenix Contact manufactures all four “Customer-I/O” connectors for the Main Control Board, according to specifications. specifies custom markings on standard Phoenix Contact plugs.
1. Locate the small metal tab at the bottom of the end block.
2. Press the tab in and pull the top of the block out. Repeat for next block if
desired.
3. Select appropriate transformer tap.
4. Replace block(s) in reverse order.
Important Common Bus (DC Input) Application Notes
1. If drives without internal precharge are used (Frames 5 & 6 only), then:
a) precharge capability must be provided in the system to guard against
possible damage, and
2. disconnect switches Must Not be used between the input of the drive and
a common DC bus without the use of an external precharge device.