2-7
Moni
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Po
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S
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Fre
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(1) Explanation of main circuit terminals
Symbol
Terminal Name
Explanation of contents
R, S, T
(L1,L2,L3)
Main power
Connect alternating power supply. When using regenerative converter
and HS900 series, don’t connect.
U, V, W
(T1,T2,T3)
Inverter output
Connect three-phase motor.
PD, P
(+1,+)
D.C.reactor
Remove the short bar between PD and P, connect optional Power factor
reactor (DCL-XX).
P, RB
(+,RB)
External braking resistor
Connect optional External braking resistor.
(Installed on 11kW and 15kW)
P, N
(+,-)
External Regenerative unit Connect optional Regenerative braking unit (BRD-XX).
G
Inverter earth terminals
It is earth terminals of inverter case.
(2) Explanation of control circuit terminal
Symbol
Terminal Name
Explanation of contents
L
Analogue power common
It is common terminal of frequency command signal (O, O2, OI) and analogue output,
AM, AMI. Don’t earth.
H
Frequency power
It is the DC+10V power for terminals.
Allowable load
current 20mA
O
Frequency command power
terminal (voltage)
When inputting DC 0 - 10V, it is maximum frequency on 10V.
When maximum frequency is expected to be on being less
than 10V, set with A014.
Input Impedance
10k ohm
Allowable maximum
voltage 12V
O2
Frequency command support
(voltage)
When inputting DC 0 - +-10V, this signal is added to
frequency command of O or OI terminal.
Input Impedance
10k ohm
Allowable maximum
load v-12V
OI
Frequency command
Terminal (current)
When inputting DC 4 - 20mA, 20mA is maximum frequency.
When only At terminal is ON, this input signal is effective.
Input Impedance
100 ohm
Allowable maximum
current 24mA
AM
Digital monitor
(voltage)
Allowable maximum
current 2mA
AMI
Analogue monitor
(current)
Output one selected from monitor item output frequency,
output current, LAD frequency output voltage, input electric
power, and electric thermal rate.
Allowable output less
than Impedance 250
ohm
FM
Digital monitor
(voltage)
Output the output frequency with digital besides above
monitor.
Allowable maximum
current 1.2mA
Maximum frequency
3.6kHz
P24
Interface power
It is DC24V power for connection input signal. When
selecting source logic, it’s for connection input common.
Allowable maximum
output current
100mA
CM1
Interface power common
The common terminal is FW terminal, 1 - 5 terminal, TH terminal, FM terminal,
Don’t earth.
PLC
Intelligent input common
Change sink type and source type by short bar on control terminals.
P24-PLC : Sink type CM1-PLC : Source type
FW
Forward command
About FW signal, ON is Forward and OFF is stop command.
1
2
3
4
5
Intelligent input
Select 5 functions from 33 functions, and divide between 1
terminal and 5 terminals.
Allowable maximum
voltage 27V
Input ON condition of
terminal voltage
Over 18V
Input OFF condition of
terminal voltage
Under 3V
Input impedance
4.7k ohm
11A
Intelligent output terminal 11
Select output function and assign it output terminal 11
11C
Common terminal
It is common terminal of intelligent output terminal 11.
12A
Intelligent output terminal 12
Select output function and assign it output terminal 12
12C
Common terminal
It is common terminal of intelligent output terminal 12
Contact specification
Maximum
AC250V,5A (R load)
1A (L load)
DC30V,5A,(R load)
1A (L load)
minimum DC1V,1mA
AL1
AL2
Alarm output terminal
Assign output function. Output is c contact.
AL0
Common terminal
It is common terminal of alarm output terminal.
Contact specification
Maximum
AL1-AL0
AC250V,2A (R load)
0.2A (L load)
AL2-AL0
AC250V,1A,(R load)
0.2A (L load)
minimum AC100V,10mA
TH
Thermistor input terminal
When a Thermistor signal is inputted to terminals TH and
CM1, the Inverter checks for over-temperature and will
cause trip event and turn off output motor
Allowable maximum
resistance 10k ohm
,minimum power
100mW
Chapter 2 Installation and Wiring
A
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