Micon M1500-600/150kW 50Hz
Manual
UK1500.PM6
Rev. 95-06-23 OKK
3
Electronic control Fault description 26 - 36
17
26 OVERPRODUCTION
Mill has been over-producing.
The mill will restart automatically, when the wind
speed drops below 18m/sec. over a period of 10
minutes.
Recurring stops caused by this fault
must be reported to Micon's Service
Department.
27 EXSCV. BRAKE TIME
Braking has taken longer than X seconds, an
indication of sub-standard brake
performance.
Contact Micon's Service Department,
before restarting the mill.
28 WIND VANE DEF
Mill has yawed 360° without stopping, as a
result of the wind vane giving a continuous
signal to the computer.
If the wind vane is iced over, remove
the ice with care.
Restart.
If the fault should recur, contact
Micon's Service Department.
29 YAW SENSOR DEF.
Yaw sensor defective.
Restart mill manually.
If the fault should recur, contact
Micon's Service Department.
30 HYD. PRESS. ERROR
Brake hydraulic pressure is higher or lower
than permitted.
Brake hydraulic pressure must be
checked before the mill can be
restarted.
Contact Micon's Service Department
as soon as possible.
31 ????????????? (NOT IN USE)
32 BYPASS MISSING
Thyristors not bypassed when generator
connected.
Contact Micon's Service Department.
33 CURRENT ASYMMET.
Phase current limits exceeded.
Restart mill manually.
If the fault should recur, contact
Micon's Service Deoartment.
34 TEMP. 1 WATER RET.
Temperature is higher than parameter value
in 60 sec.
Autoreset when the temp. has been below the
alarm point for 60 minutes.
35 ?????????????? (NOT IN USE) :
36 TEMP. 2 GENERATOR 2
Temperature is higher than parameter value
in 60 sec.
Autoreset when the temp. has been below the
alarm point for 60 minutes.
