MITSUBISHU
VVVF TRANSISTOR INVERTER
- INSTRUCTION MANUAL -
A MITSUBISHI
ELECTRIC
HANDLING GUIDANCE
Improper use and operation might cause unforseen trouble.
read this manual carefully to operate inverter for a long tjme without trouble.
Before using your inverter, please
Power supply
Do not apply voltage over
the permissive voltage to
the main circuit.
Refer to page 9-1.
I N STALLATI 0 N
inverter 43
Place the inverter in a clean and well-ventilated location. Do not
install the inverter to direct sunlight, high temperature, etc.
I I
0 Permissive ambient temperature
0 Location and space requirement for installation
Molded cace
*circuit breaker
(MCCB)
: See page 9-1.
: See page 4-1.
SETTING OF CONTROL VARIABLES
Magnetic
contactor
(MC)
‘wm
DO NOT OPERATE THIS (MC)
to start/stop the inverter and the
motor.
MEGGER TEST
Refer to page 7-1 and 7-2 when this insula-
tion resistance test is performed.
All control functions can be set by operating the PU “Parameter Unit“.
oHow to use the PU
operation check
0 Function list
0 Mondtor and disDlav
E Q U I PM ENT
TO OUTPUT
2 To the inverter output, DO NCT CONNECT the followings:
0 Power capacitor
0 Surge suppressor
0 Noise filter (model FR-BIF, option)
Note that miswiring not only causes damage to the inverter, but also
endangers the operater.
o Main circuit
‘0 Control circuit
Terminals for wiring
OTerminal arrangement.
: See page 11-1.
: See page 6-1.
: See page 19-1 and 19-2.
: See Dane 16-1.
WIRING
: See page 5-2.
: See Page 5-2.
: See page 9-4and 9-5.
: See page 5-3.
M ITSU B ISH I TRANSISTOR I NVERTER ,--. FREQROL-2120 Thank you for your purchase of Mitsubishi Transistor Inverter FREQROL-2120. This inverter is a variable-frequency power supply unit used to control a squirrel-cage induction motor.
>>>Get The File | PDF Manual | Download here
M ITSU B ISH I TRANSISTOR I NVERTER ,--. FREQROL-2120 Thank you for your purchase of Mitsubishi Transistor Inverter FREQROL-2120. This inverter is a variable-frequency power supply unit used to control a squirrel-cage induction motor.
>>>Get The File | PDF Manual | Download here