8
Operation
Operating notes
Operating Instructions – Explosion-Protected MOVI-SWITCH
®
Drives
37
8
Operation
8.1
Operating notes
WARNING
Electric shock can be caused by dangerous voltages at the connections, cables and
motor terminals.
When the device is switched on, dangerous voltages are present at the connections
as well as at any connected cables and motor terminals. This also applies, even if
the device is blocked and the motor is at a standstill.
Severe or fatal injuries.
•
Do not switch under load.
•
Before performing any work on the device, disconnect it from the voltage supply.
Note that dangerous voltages can be present at the terminals and connections
for up to 1 minute after the controller is switched off.
•
Block the output stage of the inverter before switching at the output of the device.
WARNING
Risk of crushing if the motor starts up unintentionally.
Severe or fatal injuries.
•
Observe the startup instructions.
•
Deactivate all control signals.
WARNING
Danger of burns due to hot surfaces of the device (e.g. the heat sink).
Serious injuries.
•
Do not touch the device until it has cooled down sufficiently.
25988670/EN – 04/2020
