Toshiba VF-nC1 - Manual (Page 2)

E6581090
1
I I. Safety precautions
The items described in these instructions and on the inverter itself are very important so that you
can use the inverter safely prevent injury to yourself and other people around you as well as
prevent damage to property in the area. Thoroughly familiarize yourself with the symbols and
indications shown below and then continue to read the manual. Make sure that you observe all
warnings given.
Explanation of markings
Marking Meaning of marking
Danger Indicates that errors in operation may lead to death or serious injury.
Warning
Indicates that errors in operation may lead to injury (*1) to people or that
these errors may cause damage to physical property. (*2)
(*1) Such things as injury, burns or shock that will not require hospitalization or long periods of
outpatient treatment.
(*2) Physical property damage refers to wide-ranging damage to assets and materials.
Meanings of symbols
Symbol Meaning of Symbol
Indicates prohibition (Don't do it).
What is prohibited will be described in or near the symbol in either text or
picture form.
Indicates something mandatory (must be done).
What is mandatory will be described in or near the symbol in either text or
picture form.
Indicates danger.
What is dangerous will be described in or near the symbol in either text or
picture form.
Indicates warning.
What the warning should be applied to will be described in or near the symbol
in either text or picture form.
■ Limits in purpose
This inverter is used for controlling speeds of three-phase induction motors in general industrial
use.
Safety precautions
▼ The inverter cannot be used in any device that would present danger to the
human body or from which malfunction or error in operation would present a
direct threat to human life (nuclear power control device, aviation and space
flight control device, traffic device, life support or operation system, safety
device, etc.). If the inverter is to be used for any special purpose, first get in
touch with the people in charge of sales.
▼ This product was manufactured under the strictest quality controls but if it is to
be used in critical equipment, for example, equipment in which errors in
malfunctioning signal output system would cause a major accident, safety
devices must be installed on the equipment.
▼ Do not use the inverter for loads other than those of properly applied three-
phase induction motors in general industrial use. (Use in other than properly
applied three-phase induction motors may cause an accident.)