• Adapt to three-phase four-line, three-phase three-line, single-
phase two-line, double-voltage output.
• Collect and display data of three-phase voltage, three-phase
current, frequency, rated speed and battery voltage.
• Detection on over-voltage, under-voltage, over-frequency,
under-frequency and charging failure.
• Signal input of high water temperature and low oil pressure.
• Relay outputs.