29
WIRING
(5) When connecting the FR-BEL power factor improving DC reactor,
the brake unit terminal P/+ must be connected to the inverter.
Accidental connection to P1 terminal may damage the brake unit.
(6) When connecting several FR-BU2 to the inverter, be sure to connect
terminal P/+, N/- of the brake unit to terminal P/+, N/- of the inverter.
Do not pass wires from terminal P/+ and N/- of the brake unit to
terminals of other brake unit.
FR-BU2
Inverter
FR-BEL
P1
P/+
N/-
Correct connection Wrong connection
N/- P/+ PR
FR-BU2
Inverter
FR-BEL
P1
P/+
N/-
N/- P/+ PR
FR-BU2
Inverter
P/+
N/-
Correct connection Wrong connection
N/-
P/+
FR-BU2
N/-
P/+
FR-BU2
Inverter
P/+
N/-
N/-
P/+
FR-BU2
N/-
P/+
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