FC 300 24 V DC External Supply Back-up
FC 300 24 V External Supply Instruction
External 24 V DC Supply
You can use the external 24 V DC supply as low-volt-
age supply to the control card or any option card
installed. Th is enables full operation of the LCP (in-
cluding 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:
< 110 uF
Power-up delay: < 0.6 s
24 V Back-Up Option
Terminal numbers:
Terminal 35: - external 24 V DC supply.
Terminal 36: + external 24 V DC supply.
Connection to 24 V back -up supplier.
2
MI.33.B1.02 - VLT is a registered Danfoss trademark
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