Warning And Alarm Definitions - Danfoss 102 Operating Instructions Manual

Warnings and Alarms
Warning LED
Warning On
Alarm Off
Trip-Lock On
Table 8.1 Status Indicator Lights Explanations

8.4 Warning and Alarm Definitions

Table 8.2 defines whether a warning is issued before an alarm, and whether the alarm trips the unit or trip locks the unit.
No. Description
1 10 Volts low
2 Live zero error
4 Mains phase loss
5 DC link voltage high
6 DC link voltage low
7 DC over voltage
8 DC under voltage
9 Inverter overloaded
10 Motor ETR over temperature
11 Motor thermistor over temperature
12 Torque limit
13 Over Current
14 Earth (Ground) fault
15 Hardware mismatch
16 Short Circuit
17 Control word timeout
18 Start Failed
23 Internal Fan Fault
24 External Fan Fault
25 Brake resistor short-circuited
26 Brake resistor power limit
27 Brake chopper short-circuited
28 Brake check
29 Drive over temperature
30 Motor phase U missing
31 Motor phase V missing
32 Motor phase W missing
33 Inrush fault
34 Fieldbus communication fault
35 Out of frequency range
36 Mains failure
37 Phase Imbalance
38 Internal fault
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.ctiautomation.net - Email: info@ctiautomation.net
®
VLT HVAC Drive Operating Instructions
Alarm LED
Off
On (Flashing)
On (Flashing)
Warning Alarm/Trip
X
(X) (X)
(X) (X)
X
X
X
X
X
(X) (X)
(X) (X)
X
X
X
(X) (X)
X
X
X
(X) (X)
X
(X) (X)
X
(X) (X)
(X) (X)
(X) (X)
X
X
X
X
®
MG11AI02 - VLT is a registered Danfoss trademark
Alarm/Trip Lock
6-01 Live Zero Timeout
Function
(X) 14-12 Function at Mains
Imbalance
X
X
X
1-90 Motor Thermal Protection
1-90 Motor Thermal Protection
X
X X
X X
X X
X X
8-04 Control Timeout Function
X
2-13 Brake Power Monitoring
X
X X
(X) 4-58 Missing Motor Phase
Function
(X) 4-58 Missing Motor Phase
Function
(X) 4-58 Missing Motor Phase
Function
X X
X
X
X
X
X X
Parameter Reference
1-77 Compressor Start Max
Speed [RPM], 1-79 Compressor
Start Max Time to Trip,
1-03 Torque Characteristics
14-53 Fan Monitor
2-15 Brake Check
55
8 8