Справочник Пользователя для Siemens Water Heater SINVERT 350
Alarm and fault messages
4.2 Alarm and fault messages
37
Table 4-19 Fault 91
(Alarm) Fuse has tripped
Condition
No power supply available for signaling circuit
A contact in the signaling circuit is open
o
A fuse has tripped
o
Fuse is not inserted, or not correctly inserted
o
Other contacts (AC cabinet, medium voltage)
are open
No power supply for the signal
Wire break
Wire break
Causes
Temporary Profibus failure
Replace the fuse (always replace plus and minus at the
same time)
Repair the power supply
Replace the fuse (always replace plus and minus at the
same time)
Repair the power supply
Measures
Repair the cabling
Table 4-20 Fault 92
(Alarm) Overvoltage protection has responded
Condition
No power supply available for the signaling circuit of the
surge arrester monitor
Open signal contact on a surge arrester
surge arrester monitor
Open signal contact on a surge arrester
o
Surge arrester has tripped
o
Plug-in module is not inserted, or not correctly
inserted
o
No AC auxiliary power supply connected to the
surge arrester in the AC distribution board
(DEHN valve) (if installed)
(DEHN valve) (if installed)
Fault in signal power supply
Wire break
Wire break
Causes
Temporary Profibus failure
Replace the surge arresters (always replace plus and
minus or all three phases at the same time)
Repair the power supply
Replace the surge arresters (always replace plus and
minus or all three phases at the same time)
Repair the power supply
Measures
Repair the cabling
Table 4-21 Fault 93
(Alarm) Fast Stop button has been pressed
Condition
No voltage connected to the Fast Stop contact on the
S7
Fast Stop button has been pressed
Fault in power supply for Fast OFF
Wire break in the Fast OFF circuit
S7
Fast Stop button has been pressed
Fault in power supply for Fast OFF
Wire break in the Fast OFF circuit
Causes
Fire alarm system has been activated (if installed)
Unlock the Fast Stop button.
Repair the power supply
Unlock the Fast Stop button.
Repair the power supply
Measures
Repair the cabling