Displays, Messages; 15 Kw / 6Se7024-1Ep85-0Aa0 Rectifier Unit; 15 Kw / 6Se7024-1Ep85-0Aa1 Rectifier Unit - Siemens 6SE7024-1EP85-0AA1 Operating Instructions Manual

Start-up
3.2

Displays, messages

3.2.1

15 kW / 6SE7024-1EP85-0AA0 rectifier unit

NOTE
3.2.2

15 kW / 6SE7024-1EP85-0AA1 rectifier unit

NOTE
3-2
LED Designation
Green Run
Red Failure
Yellow Chopper active
Table 3-1 Operating statuses of the rectifier unit
The fault display is not saved to memory; it appears for only as long as
the fault exists (but for at least 1 sec) and does not need
acknowledgement.
LED Designation
Green Run
Red Failure
Yellow Chopper active
Table 3-2 Operating statuses of the rectifier unit
The fault message is stored and only deleted with "24V OFF" after the
cause has been remedied.
Meaning
•
Pre-charging is finished
•
Bypass relay is closed
•
Rectifier unit ready-to-operate
Group fault,
There is a fault in the rectifier unit, "Fault" (X91) contact
open:
•
24 V supply voltage < 19 V,
•
Line phase failure,
•
DC link voltage > 800 V,
•
Pre-charging resistor overloaded,
•
Heat sink temperature too high,
•
Short circuit of the braking resistor
Brake chopper activated
Meaning
•
Pre-charging is finished
•
Bypass relay is closed
•
Rectifier unit ready-to-operate
Group fault,
There is a fault in the rectifier unit, "Fault" (X91) and
"Pulse disable" (X92) contacts are open:
•
24 V supply voltage < 17 V (no display!),
•
DC link voltage > 840 V,
•
Pre-charging resistors overloaded,
•
Heat sink temperature too high,
•
Short circuit of braking resistor
Brake chopper activated.
6SE7087-2NP85-0AA0
Operating Instructions
05.2005
Siemens AG
SIMOVERT MASTERDRIVES