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Hypontech HPK-3000 Series User Manual

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HPK-1000/1500/2000/2500/3000 USER MANUAL 28
9
Utility grid
disconnected
inverter detected grid voltage
failed
If it happens occasionally, it belongs to the short-time
abnormality of the power grid, the inverter will return to normal
operation after detecting that the power grid is normal, and there
is no need to deal with it.
If it cannot be recovered for a long time, please confirm:
whether the AC circuit breaker is disconnected
whether the AC terminal or fuse is in good contact
whether the power supply line is normal
If this fault is still being shown, contact the service.
10
Grid voltage
exceeds the
permissible range
grid voltage exceeds the
Safety regulations
If it happens occasionally, it belongs to the short-time
abnormality of the power grid, the inverter will return to normal
operation after detecting the normal power grid, and there is no
need to deal with it.
2. In case of frequent occurrence but automatic recovery, please
confirm if the grid voltage is outside the permissible range due to
local grid conditions, try to modify the values of the monitored
operational limits after informing the electric utility company first.
If it cannot be recovered for a long time, please confirm:
whether the AC circuit breaker is disconnected
whether the AC terminal is in good connection
whether the power supply line is normal
whether the AC cable wiring (such as wire length and wire
diameter) complies with the user manual guidance
whether the safety regulation settings are normal
11
Grid frequency
exceeds the
permissible range
grid frequency exceeds the
Safety regulations
If it happens occasionally, it belongs to the short-time
abnormality of the power grid, the inverter will return to normal
operation after detecting the normal power grid, and there is no
need to deal with it.
2. In case of frequent occurrence but automatic recovery, please
confirm if the grid voltage is outside the permissible range due to
local grid conditions, try to modify the values of the monitored
operational limits after informing the electric utility company first.

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Hypontech HPK-3000 Series Specifications

General IconGeneral
BrandHypontech
ModelHPK-3000 Series
CategoryInverter
LanguageEnglish

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