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Danfoss 102 User Manual

Danfoss 102
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ALARM 31, Motor phase V missing
Motor
phase
V
between the frequency converter and the
motor is missing.
Remove power from the frequency converter and check
motor phase V.
ALARM 32, Motor phase W missing
Motor phase W between the frequency converter and the
motor is missing.
Remove power from the frequency converter and check
motor phase W.
ALARM 33, Inrush fault
Too many power-ups have occurred within a short time
period. Let the unit cool to operating temperature.
WARNING/ALARM 34, Fieldbus communication fault
The fieldbus on the communication option card is not
working.
WARNING/ALARM 36, Mains failure
This warning/alarm is only active if the supply voltage to
the frequency converter is lost and 14-10 Mains Failure is
NOT set to [0] No Function. Check the fuses to the
frequency converter and mains power supply to the unit.
ALARM 38, Internal fault
When an internal fault occurs, a code number defined in
Table 8.3 is displayed.
Troubleshooting
Cycle power
Check that the option is properly installed
Check for loose or missing wiring
It may be necessary to contact your Danfoss supplier or
service department. Note the code number for further
troubleshooting directions.
No. Text
0 Serial port cannot be initialised. Contact your
Danfoss
supplier or
Danfoss Service Department.
256-258 Power EEPROM data is defective or too old.
Replace power card.
512-519 Internal
fault. Contact your Danfoss supplier or
Danfoss Service Department.
783 Parameter
value outside of min/max limits
1024-1284 Internal fault. Contact your Danfoss supplier or the
Danfoss
Service Department.
1299 Option
SW in slot A is too old
1300 Option SW in slot B is too old
1315 Option SW in slot A is not supported (not allowed)
1316 Option SW in slot B is not supported (not allowed)
1379-2819 Internal fault. Contact your Danfoss supplier or
Danfoss
Service Department.
2561 Replace
control card
2820 LCP stack overflow
2821 Serial port overflow
2822 USB port overflow
No. Text
3072-5122 Parameter value is outside its limits
5123 Option in slot A: Hardware incompatible with
control
board hardware
5124 Option
in slot B: Hardware incompatible with
control board hardware
5376-6231 Internal
fault. Contact your Danfoss supplier or
Danfoss Service Department.
Table 8.3 Internal Fault Codes
ALARM
39,
Heatsink
sensor
No feedback from the heatsink temperature sensor.
The signal from the IGBT thermal sensor is not available on
the power card. The problem could be on the power card,
on the gate drive card, or the ribbon cable between the
power card and gate drive card.
WARNING 40, Overload of digital output terminal 27
Check the load connected to terminal 27 or remove short-
circuit connection. Check 5-00 Digital I/O Mode and
5-01 Terminal 27 Mode.
WARNING 41, Overload of digital output terminal 29
Check the load connected to terminal 29 or remove short-
circuit connection. Check 5-00 Digital I/O Mode and
5-02 Terminal 29 Mode.
WARNING 42, Overload of digital output on X30/6 or
overload of digital output on X30/7
For X30/6, check the load connected to X30/6 or remove
the short-circuit connection. Check 5-32 Term X30/6 Digi
Out (MCB 101).
For X30/7, check the load connected to X30/7 or remove
the short-circuit connection. Check 5-33 Term X30/7 Digi
Out (MCB 101).
ALARM 45, Earth fault 2
Earth (ground) fault on start-up.
Troubleshooting
Check for proper earthing (grounding) and loose
connections.
Check for proper wire size.
Check motor cables for short-circuits or leakage
currents.
ALARM 46, Power card supply
The supply on the power card is out of range.
There are three power supplies generated by the switch
mode power supply (SMPS) on the power card: 24 V, 5 V,
±18 V. When powered with 24 V DC with the MCB 107
option, only the 24 V and 5 V supplies are monitored.
When powered with three phase mains voltage, all three
supplies are monitored.
Troubleshooting
Check for a defective power card.
Check for a defective control card.
Warnings and Alarms
VLT
®
HVAC Drive Operating Instructions
60 MG11AI02 - VLT
®
is a registered Danfoss trademark
88
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.ctiautomation.net - Email: info@ctiautomation.net

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Danfoss 102 Specifications

General IconGeneral
BrandDanfoss
Model102
CategoryMedia Converter
LanguageEnglish

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