Wilo Stratos-D Series - Page 51

Installation and operating instructions Wilo-Stratos/-D/-Z/-ZD 91
English
Flow diagram - Fault/warning signal during HV operation
Fault signals: Warning signals:
Max. 5 times in 24 h
shorter than
5 minutes
Fault
E03 E07 E51
E04 E09 E52
E05 E11 E53
E38 E54
E50 MA
See
table
x
Code no.
x Fault signal LED on
x SSM opens
x Fault signal via serial digital
interface
No manual reset possible
The fault is acknowledged by
pressing the button for at least
1 second.
x
Code no.
x Fault signal LED on
x DP: switch over to other
pump
No manual reset possible,
SBM operation signal relay
opens with Stratos IF-
Modul SBM and
Ext.Off
/
SBM
More than 6 times in 24h
Exception: E10 and E25 maximum of once
Pump
goes off
as long
as fault
applies
Max. 5 times in 24 h
Fault
E10 E25
E20 E30
E21 E31
E23 E36
PUMP goes off
delay of 5 minutes
Manual reset
PUMP goes on
PUMP goes off
dela
y
of 5 minutes
Autostart
PUMP
g
oes on
Control mode
Number
of faults
in 24h
Control mode
E04
E05
longer than
5 minutes
Number
of faults
in 24h