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Mitsubishi Electric FR-E500 Instruction Manual Page 28

Fr-e500 series transistorized inverter.
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z Single-phase 100V power input
NFB
Power supply
Note: 1. To ensure safety, connect the power input to the inverter via a magnetic
contactor and earth leakage circuit breaker or no-fuse breaker, and use the
magnetic contactor to switch power on-off.
2. The output is three-phase 200V.
( 1 ) Description of the main circuit terminals
Symbol
Terminal Name
R, S, T
(L
, L
, L
)
AC power input
1
2
3
(Note)
U, V, W
Inverter output
Brake resistor
P (+), PR
connection
Brake unit
P (+), N (−)
connection
Power factor
P (+), P1
improving DC
reactor connection
Ground
Note: R, S (L
, L
) terminals for single-phase power input.
1
2
MC
R (L
)
1
S (L
)
2
Connect to the commercial power supply. Keep these
terminals unconnected when using the high power factor
converter.
Connect a three-phase squirrel-cage motor.
Connect the optional brake resistor across terminals P-PR
(+ - PR) (not for 0.1K and 0.2K).
Connect the optional brake unit or high power factor
converter.
Disconnect the jumper from terminals P-P1 (+ - P1) and
connect the optional power factor improving DC reactor.
For grounding the inverter chassis. Must be earthed.
15
INSTALLATION AND WIRING
U
V
W
Description
Motor
IM
Ground
2

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