Huanyu HYT3P Series, Installation And Operation Instruction Manual

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7 Controller Function
Table 3
Controller type Type A (economical type) Type B (standard type)
Control functions
Automatic/Manual transfer
mode
■ ■
Dual-split ■ ■
Power grid — Power grid ■ ■
Power grid — Generator - □
Automatic charge and
automatic recovery
■ ■
Monitoring common power
supply and fault conversion
■ Phase failure/voltage loss, undervoltage
Monitoring standby power
supply and fault conversion
■ Phase failure/voltage loss, undervoltage
Fire control input (DC 24 V) - ■
Fire control feedback output - □
Indications
Common and standby
closing indication
■ ■
Common and standby power
supply indication
■ ■
Fault alarm ■ ■
Transfer functions
Undervoltage transfer ■ ■
Voltage loss transfer ■ ■
Other functions
Communication function - -
Display module LED LED
Note: "■" indicates that this function is available. "-" indicates that this function is not available.
"□" indicates that this function is optional.