Back-Up Option Mcb 107 (Option D) - Danfoss VLT AutomationDrive FC 300 Design Manual

FC 300 Design Guide
24 V Back-Up Option MCB 107 (Option D)
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External 24 V DC Supply
An external 24 V DC supply can be installed for low-voltage supply to the control card and any option card
installed. This enables full operation of the LCP (including the parameter setting) without connection to mains.
External 24 V DC supply specification:
Input voltage range ...................................................................... 24 V DC ±15 % (max. 37 V in 10 s)
Max. input current .................................................................................................................. 2.2 A
Max cable length ..................................................................................................................... 75 m
Input capacitance load ......................................................................................................... < 10 uF
Power-up delay .................................................................................................................... < 0.6 s
The inputs are protected.
Terminal numbers:
Terminal 35: - external 24 V DC supply.
Terminal 36: + external 24 V DC supply.
Follow these steps:
Remove the LCP or Blind Cover
1.
Remove the Terminal Cover
2.
Remove the Cable Decoupling Plate and
3.
the plastic cover underneath
Insert the 24 V DC Back-up External Supply
4.
Option in the Option Slot
Mount the Cable Decoupling Plate
5.
Attach the Terminal Cover and the LCP
6.
or Blind Cover.
How to Select Your VLT
Connection to 24 V back-up supplier.
MG.33.B4.02 - VLT is a registered Danfoss trademark
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