RUN EXCITE: Service & Maintenance Manual - rev. 1.5
6.11. THE INVERTER IS OFF
The inverter is off if:
• the mains voltage does not reach the inverter;
• the mains voltage isolating relay is not working properly;
• the inverter power circuits are defective;
• the cables connecting the emergency button, Digital Plan board and lower electronics kit are
damaged or disconnected.
Is the main v oltage at the input
to the inverter correct?
Is the mains voltage at the
output of the relay ok?
Is the mains voltage at the
input to the relay ok?
Replace the inverter
Replace cable TRM-14
THE INVERTER IS
OFF
YES
NO
YES
NO
YES
NO
Replace cable TRM-04
3
2
1
Is the relay enable-signal
correct?
NO
YES
Replace the relay
4
A
Continued on the following page.
Page 6.31