DAYLIFF SUNVERTER 3, Инструкция по установке и эксплуатации

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Code Description Possible Reason
Counter Measures
Warning
Code
Over Voltage High input voltage
Inspect solar array voltage
Over
Voltage
Under Voltage
Low input voltage
Weak sunlight intensity
Inspect solar array voltage. Incase it is
sunny and yet warning code persists,
increase Pr.1 slightly to not more than
0.9.
Low
Voltage
Over Current
Large pump load
Low solar array voltage
Long pump cable
Poor motor insulation Change to low-power pump load
Inspect solar array voltage
Reduce the cable length between
inverter and motor
Inspect pump motor
Over
Current
Over Voltage Large pump load
Reduce operation frequency
Overload
Over current of
internal module
O u t p u t s h o r t c i r c u i t o r
grounded
Module damaged
Inspect the wiring
Contact D&S Retailer
IPM Prot
Boost Circuit Error Device or circuit damaged
Contact D&S Retailer
Boosterr
Loss of load
protection
Pump dry running
Pump cables all disconnected
Inverter selection does not
match the pump Inspect water level
Inspect pump cable connections
Inspect if the pump power matches
inverter capacity
LossLoad
Communication
Error
Device or circuit damaged
Reset
Contact D&S Retailer
Para Err
Output short circuit
to ground
Output cable damaged
Pump motor insulation
damaged
Inspect cable connections
Inspect pump motor
P to E
Over temperature
of module
Air duct blocked
Too high temperature Clear the air duct or improve the
ventilation condition
Too hot
U phase CT fault Device or circuit damaged
Contact D&S Retailer CT U Err
W phase CT fault Device or circuit damaged Contact D&S Retailer
CT W Err
DC CT fault Device or circuit damaged Contact D&S Retailer
CT D Err
Output U phase
Lose phase
U phase cable disconnected
Device or circuit damaged
Inspect pump cable connection
Contact D&S Retailer
U Lose
Output V phase
Lose phase
V phase cable disconnected
Device or circuit damaged
Inspect pump cable connection
Contact D&S Retailer
V Lose
Output W phase
Lose phase
W phase cable disconnected
Device or circuit damaged
Inspect pump cable connection
Contact D&S Retailer
W Lose
Date error
Wrong time setting
Device or circuit damaged
Check Pr.9~Pr.10 values about time
setting
Contact D&S Retailer
Date Err