Brake Connection Option; Brake Connection Terminal For B3; Brake Connection Terminal For B4 - Danfoss vlt FC 102 Operating Instructions Manual

®
VLT HVAC Drive Operating Instructions
Illustration 4.29: DC bus connections for enclosure C3.
Please contact Danfoss if you require further information.

4.1.22. Brake Connection Option

The connection cable to the brake resistor must be screened/armoured.
Enclosure
Brake resistor
Terminals
NB!
Dynamic brake calls for extra equipment and safety considerations. For further information, please contact Danfoss.
1. Use cable clamps to connect the screen to the metal cabinet of the frequency converter and to the decoupling plate of the brake resistor.
2. Dimension the cross-section of the brake cable to match the brake current.
NB!
Voltages up to 975 V DC (@ 600 V AC) may occur between the terminals.
Illustration 4.31: Brake connection terminal for B3.
Illustration 4.30: DC bus connections for enclosure C4.
A+B+C+D+F
81
R-
Illustration 4.32: Brake connection terminal for B4.
MG.11.A6.02 - VLT ® is a registered Danfoss trademark
4. Electrical installation
A+B+C+D+F
82
R+
4
39