Mitsubishi FR-A740-00023-EC - Page 48

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Connection of stand-alone option units
FR-A740-00170, 00250
1) Remove the screws in terminals PR and PX and remove the jumper.
2) Connect the brake resistor across terminals P/+ and PR. (The jumper should remain disconnected.)
FR-A740-00310 to 00620
Connect the brake resistor across terminals P/+ and PR.
⋅ Do not remove a jumper across terminal P/+ and P1 except when connecting a DC reactor.
1) Removal of Jumper 2) Connection of Brake Resistor
FR-A740-00310, 00380 FR-A740-00470, 00620
Terminal PR
Terminal PX
Terminal P
R
Terminal P/+
Terminal PX
Brake resistor
Jumper *
Terminal P/+
Terminal PR
Brake resistor
Terminal P/+
Terminal P
R
Brake resistor
Jumper
*