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WSTECH APS Series - APS Error Code 24; APS Error Code 45; APS Error Codes 30-33; APS Error Codes 36-39

WSTECH APS Series
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Original Operating Instructions
APS Series Outdoor Hybrid Inverter
Troubleshooting
APS-Series 120 Operating Instructions v320 EN
Page 133 of 213
7.1.7 APS Error Code 24
NOTICE: For monitoring the MV transformer the customer must connect the feedback
contact (Section 4.9).
Corrective action:
1. Check if the PT100 is connected correctly or is open.
2. Check the fluid level of the MV transformer.
If the fluid level is too low, please contact customer service.
7.1.8 APS Error Codes 30-33
Corrective action:
1. Check Powerlink connection
2. Check connection to APMC (Figure 21).
3. Check connection to Ethernet switch (Figure 21).
4. Check connection to control card (Figure 18).
7.1.9 APS Error Codes 36-39
Corrective action:
1. Note the serial number of the control card (-KF115) and/or (-KF215)
(Figure 18).
NOTICE: The serial number is on the control card sticker.
2. Note the assembly number of the control card (-KF115) and/or (-KF215)
(Figure 18).
NOTICE: The assembly number is on the sticker, which is on the holding plate of the
control card.
3. Please contact customer service (Section 11).
7.1.10 APS Error Code 45
Corrective action:
1. Switch the miniature circuit breaker (-FC4) in position 0 (Section +C1).
2. Change the battery in the APMC.
7.1.11 APS Error Codes 46-49
Corrective action:
1. Check if the circuit breaker (-Q116), (-Q216) is in position TRIPPED
(Figure 18).
If the circuit breaker is in postion TRIPPED, switch it in position I.

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