Installation And Wiring - Toshiba TOSVERT VF-AS3 Instruction Manual



Installation and wiring

• Never disassemble, modify or repair.
This can result in electric shock, fire and other injury. Please call your Toshiba distributor for
repairs.
Disassembly
prohibited
• Do not stick your fingers into openings such as cable wiring holes and cooling fan covers.
The unit contains high voltage parts and contact with them will result in electric shock.
• Do not place or insert any kind of object (electrical wire cuttings, rods, wires etc.) inside the
inverter.
Prohibited
This will cause a short circuit and result in electric shock or fire.
• For transporting or carrying the inverter, do not hold by the front cover.
The cover will come off and the unit will drop, resulting in injury.
• Do not install the inverter in any place with large vibration.
The unit will fall due to the vibration, resulting in injury.
• Do not connect an capacitor with DC input terminal [PA/+], [PC/-] (including DC link with
Prohibited another inverter) without installing proper pre-charge circuit.
Excessive capacitor between DC terminals will cause the input overcurrent of inverter and will
result in product damage or failure.
• Carry the inverter by two people or more when the inverter is the model mass 20kg or more
(VFAS3-4110PCE - 4370PCE).
If you carry the inverter alone, this will result in injury.
• Transport a large-capacity inverter (VFAS3-4450PCE - 4750PCE) by a crane.
Mandatory
action
If you transport a heavy load by hand, this will result in injury.
This chapter explains installation of the inverter, how to remove the covers, how to wire to the power
supply and the motor, connection of the control circuit, and functions of terminals and connectors for
communication.
WARNING
CAUTION
2-1
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2. Installation and wiring