Safety Regulations; Qualified Personnel - Danfoss VLT MCB 150 Operating Instructions Manual

Legal Information and Safet...
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providing supposition (as needed for the
application) that the system fulfills desired safety
rating.
•
project management and proof testing.
•
programming the application software and the
safety option configurations in accordance with
the information in this manual.
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access to the control system.
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analysing all configuration settings and selecting
the proper setting to achieve the required safety
rating.

2.2.3 Safety Regulations

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Check that the mains supply has been discon-
nected and that the necessary time has elapsed
before removing motor and mains supply plugs
and before commencing any repair work.
•
The [Off] key on the LCP does not disconnect
mains supply and must never be used as a safety
switch.
•
Ensure the following in accordance with national
and local regulations:
- The equipment must be properly
earthed
- The user must be protected against
supply voltage
- The motor must be protected against
overload
•
The earth leakage current exceeds 3.5 mA.
•
Protection against motor overload is not included
in the factory setting. If this function is desired,
set 1-90 Motor Thermal Protection to data value [4]
ETR trip 1 or data value [3] ETR warning 1.
•
Do not remove the plugs for the motor and
mains supply while the frequency converter is
connected to mains.
NOTICE
The frequency converter has more voltage sources than
L1, L2 and L3, when load sharing (linking of DC
intermediate circuit) or external 24 V DC are installed.

2.2.4 Qualified Personnel

The products may only be assembled, installed,
programmed, commissioned, maintained and decommis-
sioned by persons with proven skills. Persons with proven
skills
•
are qualified electrical engineers, or persons who
have received training from qualified electrical
MG34W302
Operating Instructions
•
•
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Users of PDS(SR)s are responsible for
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•
•
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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 may also be used
to alert against unsafe practices.
NOTICE
Indicates important information, including situations that
may result in damage to equipment or property.
Approvals
Danfoss A/S © Rev. 2014-02-11 All rights reserved.
engineers and are suitably experienced to
operate devices, systems, plant and machinery in
accordance with the general standards and
guidelines for safety technology.
are familiar with the basic regulations concerning
health and safety/accident prevention
have read and understood the safety guidelines
given in this description and also the instructions
®
given in the VLT AutomationDrive FC 301/FC 302
Operating Instructions.
have a good knowledge of the generic and
specialist standards applicable to the specific
application.
hazard and risk analysis of the application.
identifying safety functions required and
allocating SIL or PLr to each of the functions.
other subsystems and the validity of signals and
commands from them.
designing appropriate safety-related control
systems (hardware, software, parameterisation,
etc.).
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