BOARD REPAIR, NOT REPLACEMENT

We restore original components at micro-level, saving up to 70% compared to replacement costs — professional diagnostics right here in Casalmaggiore.

12 MONTHS FULL WARRANTY

The only service in Italy offering a complete year warranty on repaired solar inverters — your guarantee of long-lasting performance and peace of mind.

RAPID ENERGY RESTORATION

Get your inverters back online within 24-48 hours with complete testing — every day your solar system is down means lost revenue.

We will Solve any problem with inverter

When your inverter shows persistent error codes that others can't fix, we step in. Our specialized repair techniques resolve the most challenging inverter faults - from ground isolation errors to DC injection problems. Check our comprehensive list of successfully repaired error conditions.

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Photovoltaic Inverter Repair & Diagnostics

In-depth diagnostics of inverter failures — including internal explosions, burnt PCBs, and severe hardware faults
Root-cause analysis using oscilloscopes, logic analyzers, and load simulations
Detection and elimination of software-related faults: EEPROM corruption, firmware bugs, and error code resolution
Repair of MPPT modules, power stages, gate drivers, and signal path anomalies
Troubleshooting of grid synchronization, DC link stability, and AC waveform distortion
Detailed failure reports, waveform captures, and high-resolution photos of defective areas

Inverter Component Restoration & Upgrades

Replacement of IGBTs, MOSFETs, optocouplers, control ICs, and passive components
Micro-soldering and trace repair for severely damaged circuit boards
Custom replacement of rare or obsolete components using 3D-printed or CNC-machined parts
Rebuilding of cooling systems: fan units, thermal paste, and heat sink realignment
Reinforcement against future failures: conformal coating, transient suppression modules, and enhanced insulation paths
Optional firmware optimization for extended inverter lifespan and better grid behavior
Includes post-repair testing, load simulation, and full technical documentation with results

Advanced Inverter Diagnostics

Complete diagnostics using professional Fluke and Tektronix equipment
Electrical parameter analysis with 0.1% precision accuracy
Thermal imaging diagnostics to detect hidden defects
Insulation and grounding testing according to VDE standards
Detailed report with photographic documentation of all problem areas

Control Board Reprogramming

Factory firmware restoration for all inverter brands
EEPROM and Flash memory programming
Software adaptation for specific operating conditions
Firmware updates to latest versions
Original settings backup and recovery

PCB Board Restoration

Circuit trace restoration using micro-soldering techniques
BGA component replacement on professional rework stations
CPU and microchip reballing services
Contact pad restoration and repair
Protective coating application against corrosion

Final Quality Testing

Complete safety function verification
Overload condition testing
Calibration of all measurement circuits
Quality certificate with comprehensive test protocols

List of errors on the inverter Mitsubishi

Erik Zaikin tarafından

1 dakikalık okuma

Hata kodları

HATA LED'i yanar ve bir hata kodu görüntülenirse - elektrik kesintisi veya FV sisteminizle ilgili bir sorun nedeniyle - lütfen onarım için satıcınıza başvurun. Bu bölümde tipik hata kodları açıklanmaktadır.

Genel hata kodları:

E-00: Dahili anahtar arızalı.
E-05: Ayarlar da dahil olmak üzere yapılandırma bilgileri başlangıçta yanlış alındı.
E-07: Dahili sıcaklık bilgisi algılanamıyor.
E-08: Kontrol devresi yanlış çalışıyor.
E-09: Aşırı yüksek bir dahili sıcaklık tespit edildi.
E-20: Giriş gerilimi maksimum sınır değerini aştı.
E-24: Çıkışta aşırı akım.
E-25: Çıkışta aşırı gerilim.
E-26: Çıkışta gerilim düşümü.
E-28: Doğru akım çıkış akımı ile çakışıyor.
E-29: Bir toprak arızası meydana geldi.
E-30: Yükseltici devre yanlış çalışıyor.
E-31: Toprak hatası algılama devresi arızalı.
E-35: Termal sigorta atmıştır.
E-37: Yükseltici devresinde bir hata meydana geldi.

Ek hata kodları:

E-43: Güçlendirici devresinde bir hata oluştu.
E-44: Standart ayar(lar) hatalı/hatalı.
E-64: İnvertör devresinde aşırı akım.
E-66: Çıkışta aşırı gerilim (yüksek seviyede).
E-62: Güçlendirici devresinde aşırı gerilim.
E-72: Yükseltici devresinde aşırı gerilim (yüksek seviyede).
E-73: Anahtarlama elemanında aşırı akım.

Modeller: PV-PNS04ATL-IT
PV-PNS06ATL-IT
PV-PNS04ATL2-IT
PV-PNS03ATL-IT
PV-PNS04ATL
PV-PNS06ATL
PV-PNS04ATL2
PV-PNS03ATL
PV-S4200-IT
PV-4600-IT
PV-S6000-IT
PV-S4200
PV-4600
PV-S6000

We can fix your inverter