HNC Electric HBU Series, User Manual

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HBU Series Braking Unit
22
“P” is external terminal for energy-assumption brake unit,
positive terminal of DC bus. DC (+) should be connected with
“P” terminal.
Because of different inverter manufacturers making
different power, actually quantity of terminals inverter provide
may be different from what marked in the diagram Read user
manual for inverter carefully to rightly find out inverter’s DC
bus terminal.
In the Table, external DC electric reactor terminals “P1”
and “P2” are sometimes marked as “+1” and “+2”. There is no
terminal to externally connect with DC electric reactor for
some inverters with mini-watt, possibly “P2” and “P” is
integrated to one positive terminal of DC bus. Normally this
terminal is marked as “P+”, “+” etc. as well, and the negative
wiring terminal of inverter’s DC bus is marked as “N-”. “-” etc.
please check user manual of inverter.