Mitsubishi Electric FREQROL Manuel d'instructions Page 40

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Main circuit connection Wiring
3 - 6
3.3 Main circuit connection
3.3.1 Specification of main circuit terminal
When using single-phase power input, terminals are L1, N.
Terminal Name Description
R/L1,
S/L2,
T/L3
AC power input Connect to the commercial power supply.
Keep these terminals open when using the high power factor converter
(FR-HC) or power regeneration common converter (FR-CV).
U, V, W Inverter output Voltage ouput of the inverter
(3~, 0V–power supply voltage, 0.2–400 Hz)
+, PR Brake resistor con-
nection
Connect a brake transistor (FR-ABR, MRS) across terminals + and PR.
(The brake resistor can not be connected to the FR-E720S-008 and 015.)
+, Brake unit connection Connect the brake unit (FR-BU2), power regeneration common converter
(FR-CV) or high power factor converter (FR-HC).
+, P1 DC reactor
connection
Remove the jumper across terminals + and P1 and connect a DC reactor.
PE For earthing the inverter chassis. Must be earthed.
Tab. 3-2: Specification of main circuit terminal
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