Protective Conductor - Siemens SIMATIC ET 200pro Series Operating Instructions Manual

Installation

4.9 Protective conductor

Connect the cables for the motor
holding brake as follows to the X2
connector of the Power Module:
• Terminal 4 – Brake (-)
• Terminal 6 – Brake (+)
If the motor holding brake is connected via the Power Module with the converter, the motor
holding brake is supplied with 180 V DC and the converter monitors the proper functioning of
the brake.
4.9 Protective conductor
Danger to life caused by high leakage currents for an interrupted protective conductor
The drive components conduct a high leakage current via the protective conductor.
Touching conductive parts when the protective conductor is interrupted can result in death
or serious injury.
• Dimension the protective conductor as stipulated in the appropriate regulations.
Dimensioning the protective conductor
Observe the local regulations for protective conductors subject to an increased leakage
current at the installation site.
①
②
48
WARNING
Protective conductor for line feeder cables
Protective conductor for inverter line feeder cables
Operating Instructions, 09/2017, FW V4.7 SP9, A5E34257324B AE
SIMATIC ET 200pro FC-2 converter