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8.2 Terminals
Symbol
STF
L
STR
STOP
RH,RM,RL
JOG/OH
Terminal name
AC power supply
input terminals
Inverter output
terminals
Converter output
terminals
Control power
supply terminals
Ground terminal
Forward
start input signal
terminal
Reverse
start input signal
terminal
Start signal self-
hold terminal
Multi-speed
select terminals
JOG mode select or
external thermal
Description
Connected to commercial power supply
Connected to three-phase squirrel-cage motor
Connected to optional BU type brake unit
(terminals P and N) or external regenerative
brake resistor (terminals P and PR)
Connected to power supply terminals (R and
S) in the inverter. When it is desirous to
hold alarm display, remove jumper wire from
terminals R and S and connect external
power supply to these terminals.
Inverter chassis grounding terminals
Motor starts rotating in forward
direction (normal run) when ,STF and SD
are short-circuited.
Motor starts rotating in reverse direction
when STR and SD are short-circuited.
Start signal can be self-held ,when STOP
and SD are short-circuited. (p. 13)
A speed range can be selected from 7
different preset speed ranges. (p. 103)
JOG operation mode is selected when JOG
and SD are short-circuited.
To start and stop in JOG, use. signals
STF and SIR. (p. 106)
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