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Automation VT Drive FC322
Instruction Manual
5.1.18 Brake Connection Option
The connection cable to the brake resistor must be screened/armoured.
Brake resistor
Terminal number
Terminals
NB!
Dynamic brake calls for extra equipment and safety considerations. For further information, please contact .
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 5.29: Brake connection terminal for B3.
81
R-
Illustration 5.30: Brake connection terminal for B4.
MG.20.U1.22
5 Electrical Installation
82
R+
5
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