Delta C1000 Operation And Installation Manual page 66

Troubleshooting
Message
Temperature
HW NTC1 Fail
Temperature
HW NTC2 Fail
HW NTC3 Fail
HW NTC4 Fail
Temp High
HW DSP ADC1
HW DSP ADC2
HW DSP ADC3
HW Red ADC1
Possible cause
1. The ambient is over 60°C
(The installation is abnormal)
2. Detection circuit malfunction
1. Ambient temperature >105°C
or <-40°C
2. Detection circuit malfunction
1. Ambient temperature is <-30°C
2. Detection circuit malfunction
1. Ambient temperature >125°C
or <-30°C
2. Detection circuit malfunction
1. Ambient temperature >125°C
or <-30°C
2. Detection circuit malfunction
1. Ambient temperature >125°C
or <-30°C
2. Detection circuit malfunction
1. Filters of air inlet are blocked
2. Detection circuit malfunction
1. Auxiliary power circuitry
malfunction
2. Detection circuit malfunction
1. Auxiliary power circuitry
malfunction
2. Detection circuit malfunction
1. Auxiliary power circuitry
malfunction
2. Detection circuit malfunction
1. Auxiliary power circuitry
malfunction
2. Detection circuit malfunction
Table 6-3 : Fault Message
1. Check the installation ambient and
environment
2. Check the detection circuit inside
the inverter
1. Check the installation ambient and
environment
2. Check the detection circuit inside
the inverter (RTM1)
1. Check the installation ambient and
environment
2. Check the detection circuit inside
the inverter
1. Check the installation ambient and
environment
2. Check the detection circuit inside
the inverter (NTC_R & NTC_U)
1. Check the installation ambient and
environment
2. Check the detection circuit inside
the inverter (NTC_S & NTC_V)
1. Check the installation ambient and
environment
2. Check the detection circuit inside
the inverter (NTC_T & NTC_W)
1. Replace filters of air inlet
2. Check the detection circuit inside
inverter
1. Check the auxiliary circuitry inside
the inverter
2. Check the detection circuit inside
the inverter
1. Check the auxiliary circuitry inside
the inverter
2. Check the detection circuit inside
the inverter
1. Check the auxiliary circuitry inside
the inverter
2. Check the detection circuit inside
the inverter
1. Check the auxiliary circuitry inside
the inverter
2. Check the detection circuit inside
the inverter
66
Action