INSTALLATION AND WIRING
30
2.2.5 Connection of stand-alone option units
The inverter accepts a variety of stand-alone option units as required.
Incorrect connection will cause inverter damage or an accident. Connect and operate
the option unit carefully in accordance with the corresponding option unit manual.
(
1
)
Connection of the dedicated external brake resistor (option)
(Cannot be connected to 0.1K and 0.2K)
Connect a brake resistor across terminals P (+) and PR. Connect a dedicated brake
resistor only.
(For the positions of terminals P (+) and PR, refer to the terminal block layout (page 20).)
Brake resisto
P
PR
FR-E520-0.4K to 0.75K, 5.5K, 7.5K-NA
FR-E540-0.4K to 7.5K-NA
FR-E510W-0.4K-NA
FR-E520-1.5K to 3.7K-NA
FR-E510W-0.75K-NA
PPR
Brake resistor
P1N
⋅
⋅
⋅
⋅
⋅
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