Safety; Safety Symbols; Qualified Personnel; Safety Precautions - Danfoss VLT AutomationDrive FC 301 Instruction Manual

Safety

2 Safety
2 2

2.1 Safety Symbols

The following symbols are used in this document:
WARNING
Indicates a potentially hazardous situation which could
result in death or serious injury.
CAUTION
Indicates a potentially hazardous situation which could
result in minor or moderate injury. It can also be used to
alert against unsafe practices.
NOTICE!
Indicates important information, including situations that
can result in damage to equipment or property.

2.2 Qualified Personnel

Correct and reliable transport, storage, installation,
operation, and maintenance are required for the trouble-
free and safe operation of the adjustable frequency drive.
Only qualified personnel are allowed to install or operate
this equipment.
Qualified personnel are defined as trained staff, who are
authorized to install, commission, and maintain equipment,
systems, and circuits in accordance with pertinent laws and
regulations. Additionally, the qualified personnel must be
familiar with the instructions and safety measures
described in this instruction manual.
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Instruction Manual

2.3 Safety Precautions

HIGH VOLTAGE
Adjustable frequency drives contain high voltage when
connected to AC line power input, DC power supply, or
load sharing. Failure to perform installation, start-up, and
maintenance by qualified personnel can result in death
or serious injury.
UNINTENDED START
When the adjustable frequency drive is connected to AC
line power, DC power supply, or load sharing, the motor
may start at any time. Unintended start during
programming, service, or repair work can result in death,
serious injury, or property damage. The motor can start
via an external switch, a serial bus command, an input
reference signal from the LCP, or after a cleared fault
condition.
To prevent unintended motor start:
Danfoss A/S © Rev. 09/2014 All rights reserved.
WARNING
•
Installation, start-up, and maintenance must be
performed by qualified personnel only.
WARNING
•
Disconnect the adjustable frequency drive from
line power.
•
Press [Off/Reset] on the LCP before
programming parameters.
•
The adjustable frequency drive, motor, and any
driven equipment must be fully wired and
assembled when the adjustable frequency drive
is connected to AC line power, DC power
supply, or load sharing.
MG33AP22