4. Electrical installation
4
Illustration 4.33: Brake connection terminal for C3.
NB!
If a short circuit in the brake IGBT occurs, prevent power dissipation in the brake resistor by using a mains switch or contactor to
disconnect the mains for the frequency converter. Only the frequency converter shall control the contactor.
4.1.23. Relay Connection
To set relay output, see par. group 5-4* Relays.
Terminals for relay connection
(A2 and A3 enclosures).
40
Illustration 4.34: Brake connection terminal for C4.
No.
Terminals for relay connection
(A5, B1 and B2 enclosures).
MG.11.A6.02 - VLT
®
is a registered Danfoss trademark
®
VLT
HVAC Drive Operating Instructions
01 - 02
make (normally open)
01 - 03
break (normally closed)
04 - 05
make (normally open)
04 - 06
break (normally closed)
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