Panasonic VBPC255A4 住宅用太陽光発電システム パワーコンディショナ 施工説明書

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Panasonic VBPC255A4 住宅用太陽光発電システム パワーコンディショナ 施工説明書 | Manualzz

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User questions

S R

Michael S.

What does error code E5 signify, and what corrective action is recommended?

Error code E5 is the "System Side Inspection Code," indicating "W-phase system undervoltage." The recommended action is to check the system-exclusive circuit breaker, terminal block connection status, voltage, and frequency.

E A

James E.

What troubleshooting steps should be taken if the PV system stops selling electricity (feed-in stop)?

Check the green link lamp on the power conditioner (status must be ON). Check the yellow suppression lamp for flashing or lighting (may indicate required grid countermeasures). Check the display for error codes (E-codes for grid issues or F-codes for unit issues), which can be retrieved via the error call button. Ensure all DC switches and breakers are set to ON.

K I

Patricia K.

What are the unsuitable installation locations for the VBPC255A4?

The VBPC255A4 should not be installed in high temperature, high humidity, and dusty places; places exposed to water or oil vapor; salty locations or places where sulfur gas is produced; places where flammable gas may leak; or enclosed spaces.

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