
Peter
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Recent activity by Peter-
What are the requirements for battery connection in the X1-VAST series inverter?
The inverter supports two independent battery terminals. The input voltage of each BAT terminal should be higher than 80 V and lower than 480 V. If two string batteries are connected separately, th...
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What are the requirements for AC connection of the X1-VAST series inverter?
The grid voltage and frequency must be within the allowable range (220 V / 230 V, 240 V, 50 / 60 Hz). An appropriate AC breaker must be used, and if required by local regulations, an external RCD (...
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Does X1-Vast support VPP function?
VPP, also known as Virtual Power Plant, is a network of decentralized energy-generation systems, like solar systems, that are linked together and managed by a VPP operation platform.With support fo...
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How does the AFCI function protect the X1-Vast system?
It detects DC-side arcs (≤300J energy) within ≤500ms, disconnects the circuit, and auto-resets after 5 minutes (up to 5 times/day). Manual reset is required after repeated faults.
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What batteries are recommended X1-Vast?
HS25, HS36, HS50E-D, and HS51 (limited use) are compatible. HS50E-D is preferred for its modularity and compact design.
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Does the X1-VAST support Time-of-Use (ToU) scheduling?
Yes, users can set hourly modes (self-use, peak shaving, etc.) for 7 days, with holiday settings and bulk deployment support (coming soon).
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What is the Power-On Self-Test feature for X1-Vast?
It checks meter/CT connections, battery status, PV output, EPS, fan health, and communication during startup.
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What communication interfaces are available for X1-Vast?
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I have no eps box, how many X1-Vast inverters can be paralleled?
Up to 2 units can be paralleled without a parallel box.
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Does X1-Vast support Micro Grid solution?
Yes, it supports this function, during grid outages, the X1-VAST can simulate a grid signal to activate third-party string inverters via its EPS port, enabling PV power use in off-grid mode.