Angle degree between phase voltages doesnt equal to 120°
Reverse phase sequence
One or more phase voltages dont exist
Phase 1 Current
Phase 2 Current
Phase 3 Current
THD for voltage exceeds the preset value
Voltage value of any phase exceeds the preset value
Reactive capacitive ratio exceeds the preset value
Reactive inductive ratio exceeds the preset value
Temperature of the capacitors exceeds the preset value
Automatic connection could not be found
Over compensation
Insufficient compensation
RST step sequence is incorrect
Capacitor power for phase 1 is not suitable
Capacitor power for phase 2 is not suitable
Capacitor power for phase 3 is not suitable
Capacitor step 1 is defected
Capacitor step 2 is defected
Capacitor step 3 is defected
Capacitor step 4 is defected
Capacitor step 5 is defected
Capacitor step 6 is defected
Capacitor step 7 is defected
Capacitor step 8 is defected
Capacitor step 9 is defected
Capacitor step 10 is defected
Capacitor step 11 is defected
Capacitor step 12 is defected
Capacitor step 13 is defected
Capacitor step 14 is defected
POWER FACTOR CONTROLLER
RG3-12C/CS
32
NO
DESCRIPTION
REASON
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
ALARM CODES
Optional
LED
Neutral and Voltage terminal connections are incorrect.
Voltage terminal connections are in counter-clockwise direction
Voltage terminal connections are wrong
Current transformer connections for phase 1 are wrong or fist capacitor step is defected
Current transformer connections for phase 2 are wrong or first capacitor step is defected
Current transformer connections for phase 3 are wrong or first capacitor step is defected
Excessive harmonic exists in the system
Voltage value of the system is increased
Compensation Error
Compensation Error
Overheating
Defected capacitor step or variable loads
Target Cos
j
is capacitive even if all capacitor steps are switched off
Capacitor powers are not sufficient for target Cos
j
3-phase capacitor powers were not selected properly
Capacitor step powers for phase 1 were not selected properly
Capacitor step powers for phase 2 were not selected properly
Capacitor step powers for phase 3 were not selected properly
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
In the capacitor step measurement, 3-phase capacitor step is unbalanced or the fuse of any phases is blown
5. APPENDIX