Toshiba TOSVERT VF-AS3 Option Instruction Manual page 5

■ Installation & Wiring
• Do not install and operate the option if it is damaged or any of its component is missing.
This will result in fire or accident. Please call your Toshiba distributor for repairs.
Prohibited
• The following steps must be performed before wiring and installation.
Turn off all input power, wait at least 15 minutes, and confirm that the charge lamp of the inverter is no
longer lit.
If steps above are not properly performed, this will result in electric shock.
• Use an emergency stop device and an additional safety device in your system to prevent serious
Mandatory
accident due to the option malfunctions.
action
Usage without any emergency stop device or any additional safety device can result in accident or
injury.
• Do not touch the metal part of the power circuit terminals when connecting the interconnection cable to
the option.
This can result in injury.
• Do not connect any wire other than applicable wire to the option.
This can result in malfunction or accident.
Prohibited
• Do not pull the cable and the connector connected to the option.
This can result in damage or malfunction.
• Use the resolver according to the specification described in this manual.
Improper resolver usage can result in accident and malfunction.
• Use Multi-layer shielded cable and connect the shield to housing of D-subminiature connector (for
option side cable end shield) and housing of resolver (for resolver side cable end shield).
Mandatory
action
Use of unshielded cable or improper shield grounding can result in malfunction or accident.
■ Operation
• Do not unplug the option from inverter under operation.
This will result in the damage or accident.
Prohibited
• Confirm the rotational direction of motor before start driving your system with this option.
Mismatch rotational direction of motor and that indicated by resolver signal will cause malfunction or
accident.
Mandatory • Set the correct parameter in accordance with your resolver.
action
The wrong setting between this option and the resolver can result in damage or accident.
WARNING
CAUTION
CAUTION
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