Main circuit terminals
25
2
2.5
Main circuit terminals
2.5.1
Details on the main circuit terminals
2.5.2
Terminal layout of the main circuit terminals,
wiring of power supply and the motor
Terminal
symbol
Terminal name
Terminal function description
Refer to
page
R/L1,
S/L2,
T/L3
AC power input
Connect these terminals to the commercial power supply.
Do not connect anything to these terminals when using the high power factor
converter (FR-HC2) or the power regeneration common converter (FR-CV).
—
U, V, W
Inverter output
Connect these terminals to a three-phase squirrel cage motor or a PM motor.
—
P/+, N/-
Brake unit connection
Connect the brake unit (FR-BU2, FR-BU, BU), power regeneration common
converter (FR-CV), power regeneration converter (MT-RC), high power factor
converter (FR-HC2), or DC power supply (under DC feeding mode).
P/+, P1
—
Do not remove the jumper across terminals P/+ and P1 except for connecting the
power regeneration common converter (FR-CV) or the high power factor converter
(FR-HC2).
—
Earth (ground)
For earthing (grounding) the inverter chassis. This must be earthed (grounded).
FR-A846-00023(0.4K) to FR-A846-00170(5.5K)
FR-A846-00250(7.5K) to FR-A846-00470(18.5K)
FR-A846-00620(22K) to FR-A846-01160(45K)
FR-A846-01800(55K) to FR-A846-03610(132K)
M
R/L1 S/L2 T/L3
N/-
P/+
Motor
Power supply
Jumper
Charge lamp
M
Motor
Power supply
R/L1 S/L2 T/L3 N/-
P/+
Jumper
Charge lamp
M
R/L1 S/L2 T/L3 N/-
P/+
Motor
Power supply
Jumper
Charge lamp
Motor
Power supply
M
R/L1 S/L2 T/L3
P/+
Jumper
Charge lamp
N/-
