Panasonic EverVolt Mini EVAC-105-2 Installation Manual page 59

Operation and Display Panel
Warning and Fault Definition
Error and Warning Definition
On the Power Flows Page, the ERROR icon will flash when an error
On the Power Flows Page, the
has occurred. Listed below are the error codes and their solutions.
C F E
Error and Warning Definition ODE AULT VENT
01 DC bus voltage exceeds the upper
On the Power Flows Page, the
threshold
C F E
ODE AULT VENT
01 DC bus voltage exceeds the upper
threshold
02 Arc occurs on PV
03 DC bus voltage falls below the lower
threshold
02 Arc occurs on PV
03 DC bus voltage falls below the lower
threshold
04 Parallel setting is not correct
04 Parallel setting is not correct
05 Battery discharging current exceeds
the upper threshold
06 Battery charging current exceeds the
upper threshold
05 Battery discharging current exceeds
the upper threshold
07 Short circuit on PV1 input
06 Battery charging current exceeds the
08 Short circuit on PV2 input
upper threshold
09 Short circuit on AC output
07 Short circuit on PV1 input
08 Short circuit on PV2 input
09 Short circuit on AC output
10 Leakage current CT fault
10 Leakage current CT fault
11 DC/DC Current Sensor fault
13 PV Current Sensor fault
14 EEPROM read failure
11 DC/DC Current Sensor fault
15 Communication with main & secondary
13 PV Current Sensor fault
controllers are interrupted
14 EEPROM read failure
16 Over temperature fault
15 Communication with main & secondary
controllers are interrupted
16 Over temperature fault
17 PV input voltage exceeds the upper
threshold
18 Over power protection
17 PV input voltage exceeds the upper
threshold
18 Over power protection
19 PV insulation resistance is too low
19 PV insulation resistance is too low
20 Battery charging voltage is too high
20 Battery charging voltage is too high
21 Fan fault
21 Fan fault
C F E
ODE AULT VENT
22 Overload
C F E
ODE AULT VENT
22 Overload
23 PV input over power
24 Battery type is wrong
23 PV input over power
24 Battery type is wrong
Installation Manual
icon will flash when there is an error. Below are the error codes and their solutions.
A ICON S
LARM OLUTION
None 1. Turn off the inverter using the main switch.
icon will flash when there is an error. Below are the error codes and their solutions.
2. Make sure PV voltage is below 500Vdc.
3. When the Grid is absent, disconnect any grid-tied inverter from to the load
A ICON S
LARM OLUTION
terminal.
None 1. Turn off the inverter using the main switch.
4. Turn the inverter on. If the error remains, contact your installer.
2. Make sure PV voltage is below 500Vdc.
None 1. Turn the inverter off and then back on using the main switch.
3. When the Grid is absent, disconnect any grid-tied inverter from to the load
2. If the error remains, contact your installer.
terminal.
4. Turn the inverter on. If the error remains, contact your installer.
None 1. Turn off the inverter using the main switch.
2. Measure the voltage at the battery and at the cabling above and below the
None 1. Turn the inverter off and then back on using the main switch.
battery disconnect to make sure voltage is within 44 to 58Vdc.
2. If the error remains, contact your installer.
3. If the voltages are in range, check if the battery went into protection mode.
None 1. Turn off the inverter using the main switch.
4. Turn the inverter on. If the error remains, contact your installer.
2. Measure the voltage at the battery and at the cabling above and below the
None 1. Check the parallel setting and mode setting.
battery disconnect to make sure voltage is within 44 to 58Vdc.
2. Check the communication cable between stacking system.
3. If the voltages are in range, check if the battery went into protection mode.
3. Turn the inverter off and then back on using the main switch.
4. Turn the inverter on. If the error remains, contact your installer.
4. If the error remains, contact your installer.
None 1. Check the parallel setting and mode setting.
On: 1s 1. Turn off the inverter using the main switch.
2. Check the communication cable between stacking system.
Off: 1s 2. Make sure the Grid and Load terminals are wired properly.
3. Turn the inverter off and then back on using the main switch.
3. Turn the inverter on. If the error remains, contact your installer.
4. If the error remains, contact your installer.
On: 1s
Off: 1s
On: 1s 1. Turn off the inverter using the main switch.
Off: 1s 2. Make sure the Grid and Load terminals are wired properly.
None 1. Turn the inverter off and then back on using the main switch.
3. Turn the inverter on. If the error remains, contact your installer.
2. If the error remains, have your installer check the PV array for short circuits.
On: 1s
None
Off: 1s
Continuous 5. Turn off the inverter using the main switch.
None 1. Turn the inverter off and then back on using the main switch.
6. Turn off the load breaker.
2. If the error remains, have your installer check the PV array for short circuits.
None 7. Make sure L1, L2 and N on the load circuit are not shorted.
8. Turn the inverter on. If the error remains, contact your installer.
Continuous 5. Turn off the inverter using the main switch.
None 1. Turn off the inverter using the main switch.
6. Turn off the load breaker.
2. Turn the load breaker off.
7. Make sure L1, L2 and N on the load circuit are not shorted.
3. On the essential loads, check all appliances are not leaking current. If so, unplug
8. Turn the inverter on. If the error remains, contact your installer.
the appliance safely.
None 1. Turn off the inverter using the main switch.
4. Turn the inverter on. If the error remains, turn the Grid and PV breakers off.
2. Turn the load breaker off.
● On the PV side, measure and make sure the impedance of PV1+, PV1-, PV2+
3. On the essential loads, check all appliances are not leaking current. If so, unplug
and PV2- to ground and to each other should be an open circuit.
the appliance safely.
● On the Grid side, measure and make sure the impedance of L1, L2 and N
4. Turn the inverter on. If the error remains, turn the Grid and PV breakers off.
relative to ground and to each other should be an open circuit.
● On the PV side, measure and make sure the impedance of PV1+, PV1-, PV2+
5. Turn the inverter off, then back on. If the error remains, contact your installer.
and PV2- to ground and to each other should be an open circuit.
None 1. Turn the inverter off and then back on using the main switch.
● On the Grid side, measure and make sure the impedance of L1, L2 and N
2. If the error remains, contact your installer.
relative to ground and to each other should be an open circuit.
None
5. Turn the inverter off, then back on. If the error remains, contact your installer.
None
None 1. Turn the inverter off and then back on using the main switch.
None 2. If the error remains, contact your installer.
None
None
On: 1s 1. The internal temperature is too high.
Off: 1s 2. Make sure the inverter is properly ventilated by removing any obstruction around
None
the vents.
3. Make sure the fans are working.
On: 1s 1. The internal temperature is too high.
4. Turn off the inverter using the main switch and let it cool down for 10 minutes
Off: 1s 2. Make sure the inverter is properly ventilated by removing any obstruction around
before turning it back on.
the vents.
5. If the error remains, contact your installer.
3. Make sure the fans are working.
None 1. If the PV V
4. Turn off the inverter using the main switch and let it cool down for 10 minutes
2. If the PV V
before turning it back on.
seconds. If the error remains, contact your installer.
5. If the error remains, contact your installer.
On: 0.25s 1. The Grid/ Load power has been over 7.5kW for 30s.
None 1. If the PV V
Off: 0.75s 2. Turn off the inverter using the main switch.
2. If the PV V
3. Make sure the load is lower than 5kW
seconds. If the error remains, contact your installer.
4. Turn the inverter on using the main switch.
On: 0.25s 1. The Grid/ Load power has been over 7.5kW for 30s.
5. If the error remains, contact your installer.
Off: 0.75s 2. Turn off the inverter using the main switch.
None 1. Turn off the PV breaker.
3. Make sure the load is lower than 5kW
2. Check if the impedance between positive and negative poles to the ground is
4. Turn the inverter on using the main switch.
greater than 1MΩ.
5. If the error remains, contact your installer.
3. If the impedance is lower than 1MΩ, contact your installer.
None 1. Turn off the PV breaker.
None 1. Turn off the inverter using the main switch.
2. Check if the impedance between positive and negative poles to the ground is
2. Make sure the connection between battery and inverter has firm and solid
greater than 1MΩ.
contact.
3. If the impedance is lower than 1MΩ, contact your installer.
3. Make sure the battery voltage is within manufacturer's specifications.
None 1. Turn off the inverter using the main switch.
4. Turn the inverter on. If the error remains, contact your installer.
2. Make sure the connection between battery and inverter has firm and solid
None 1. Turn the inverter off and then back on using the main switch.
contact.
2. Make sure the fans are working. If the error remains, contact your installer.
3. Make sure the battery voltage is within manufacturer's specifications.
4. Turn the inverter on. If the error remains, contact your installer.
None 1. Turn the inverter off and then back on using the main switch.
2. Make sure the fans are working. If the error remains, contact your installer.
A ICON S
LARM OLUTION
On: 0.25s 1. The load exceeds available output power. This error will disappear once load is in
Off: 0.75s a acceptable range.
2. If the overload occurs for more than 40 seconds, the inverter will automatically
A ICON S
LARM OLUTION
restart. The inverter only allows 3 overload restarts within 5-minute intervals.
On: 0.25s 1. The load exceeds available output power. This error will disappear once load is in
3. If the inverter is constantly restarting due to overload, you should decrease your
Off: 0.75s a acceptable range.
load.
2. If the overload occurs for more than 40 seconds, the inverter will automatically
None 1. Make sure your PV arrays does not exceed 6.5kW.
restart. The inverter only allows 3 overload restarts within 5-minute intervals.
2. Turn the inverter off and then back on using the main switch.
3. If the inverter is constantly restarting due to overload, you should decrease your
3. If the error remains, contact your installer.
load.
None 1. Set the correct battery type according to the battery installed to the system.
None 1. Make sure your PV arrays does not exceed 6.5kW.
2. Turn the inverter off and then back on using the main switch.
2. Turn the inverter off and then back on using the main switch.
3. If the error remains, contact your installer.
3. If the error remains, contact your installer.
None 1. Set the correct battery type according to the battery installed to the system.
2. Turn the inverter off and then back on using the main switch.
3. If the error remains, contact your installer.
is higher than 500VDC, contact your installer.
OC
is less than 500VDC, turn off the inverter and restart it after 5
OC
is higher than 500VDC, contact your installer.
OC
is less than 500VDC, turn off the inverter and restart it after 5
OC
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