Closing cover when using a connection unit

When using a connection unit between the connection unit and the module, insert a transition closing cover in the touch guard to close the gap in the through opening for the DC link busbar in the touch guard.

When using a connection unit, the following 2 cases are distinguished for the first module:

 

Connection

Transition closing cover

Case 1

  • Connection unit and
  • MDP90A../MDP92A../MDE90A../MDF90B..

Not required

Case 2

  • Connection unit and
  • MDR91B..

Required

The following figure shows an example of the procedure for inserting the closing cover into the touch guard when using a connection unit:

[1]

Closing cover