Code: I.H4.V10.3003
Installation and Maintenance Manual
Version: 07
64 / 66
Ennera Energy and Mobility, S.L.
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phase 1
limit)
1012
Very low inst. grid voltage
phase 1
Very low instantaneous grid voltage (converter
limit)
Immediate Stop
AutoShort
1015 Very high grid DC current
Very high grid DC current protection (grid code)
Immediate Stop
AutoShort
1016 Very high grid frequency
Very high grid frequency protection (grid code)
Immediate Stop
AutoShort
1017 Very low grid frequency
Very low grid frequency protection (grid code)
Immediate Stop
AutoShort
1018 Islanding high frequency
High grid frequency for islanding detection
Immediate Stop
AutoShort
1019 Islanding low frequency
Low grid frequency for islanding detection
Immediate Stop
AutoShort
101A Islanding voltage phase change Passive Phase Change Islanding detection
Immediate Stop
AutoShort
1100 High generator speed
High rotating speed
Immediate Stop
AutoLong
1103 High generator neutral voltage The sum of the three generator phases is not zero
Fast Stop
Scalable
1104
High generator voltage
asymmetry
There is an asymmetry between the voltages of
the three phases of the generator
Fast Stop
Scalable
1105 High generator voltage 12
High generator phase to phase voltage (phase1 -
phase2)
Immediate Stop
Scalable
1106 High generator voltage 23
High generator phase to phase voltage (phase2 -
phase3)
Immediate Stop
Scalable
1107 High generator voltage 31
High generator phase to phase voltage (phase3 -
phase1)
Immediate Stop
Scalable
1108 Very high rotor unbalance
There is an important component of 1p in the
rotational speed. This indicates that the rotor is
not mechanically balanced. One possible cause
can be that the weight of the three blades is not
correctly balanced.
Fast Stop
Scalable
1109
High generator voltage 12 in
emergency
Generator phase to phase Voltage different to
zero when the Windera is stopped and so the
generator phases are short-circuited.
No reaction
Warning
110A
High generator voltage 23 in
emergency
Generator phase to phase Voltage different to
zero when the Windera is stopped and so the
generator phases are short-circuited.
No reaction
Warning
110B
High generator voltage 31 in
emergency
Generator phase to phase Voltage different to
zero when the Windera is stopped and so the
generator phases are short-circuited.
No reaction
Warning
110C Very High rotor 3P
There is an important component of 3p in the
rotational speed.
No reaction
AutoShort
1200
Brake Chopper energy
exceeded
Energy absorbed by the braking chopper is above
the allowed value
Immediate Stop
AutoLong
1201 High booster current
High booster current
Immediate Stop
Scalable
1202 Grid high current
High grid current
Immediate Stop
AutoShort
1203 Very high grid current
Very high grid current
Immediate Stop
AutoShort
1204 Disconnect timeout
Fast or slow stop lasts more time than expected.
Immediate stop is done.
Immediate Stop
Scalable
1205 DC-Link low voltage
Low voltage in the converter DC bus
Immediate Stop
Scalable
1206 DC-Link high voltage
High voltage in the converter DC bus
Immediate Stop
Scalable
1207 Rectified high voltage
High voltage in the converter rectified bus
Immediate Stop
Scalable
1208 High grid leakage current
High grid rms leakage current
Immediate Stop
Scalable
1209 Very High leakage current
Very High rms leakage current
Immediate Stop
Scalable
120A
Very Very High grid leakage
current
Very High instantaneous grid leakage current
Immediate Stop
Scalable
120B High thermic booster current
High thermic booster current
Slow Stop
AutoLong
120E Low Converter Efficiency
Low Converter Efficiency. Converter losses are
greater than expected.
Slow Stop
Scalable
120F Connect timeout
Connection to grid lasts more time than expected. Immediate Stop
Scalable
1210 Voltage derating
Power derating due to voltage is started
No reaction
Warning
1300 High grid active power
High grid active power when connected to grid
Immediate Stop
Scalable
1301 Very high grid active power
Very high grid active power when connected to
grid
Immediate Stop
Scalable
1302
Negative grid active power
connected
Negative grid active power when connected to
grid
Immediate Stop
Scalable
1303
Grid active power no
connected
Grid active power when no connected to grid
Immediate Stop
Scalable