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Safety Information
For qualified staff only
This manual is only intended for use by properly trained and qualified electrical technicians who
are fully acquainted with automation technology safety standards. All work with the hardware
described, including system design, installation, setup, maintenance, service and testing, may
only be performed by trained electrical technicians with approved qualifications who are fully
acquainted with the applicable automation technology safety standards and regulations.
Proper use of equipment
The moduls of the MELSEC ST Series are only intended for the specific applications explicitly
described in this manual. Please take care to observe all the installation and operating parame-
ters specified in the manual. All products are designed, manufactured, tested and
documentated in agreement with the safety regulations. Any modification of the hardware or
software or disregarding of the safety warnings given in this manual or printed on the product
can cause injury to persons or damage to equipment or other property. Only accessories and
peripherals specifically approved by MITSUBISHI ELECTRIC may be used. Any other use or
application of the products is deemed to be improper.
Relevant safety regulations
All safety and accident prevention regulations relevant to your specific application must be
observed in the system design, installation, setup, maintenance, servicing and testing of these
products. The regulations listed below are particularly important. This list does not claim to be
complete; however, you are responsible for knowing and applying the regulations applicable to
you.
b VDE Standards
– VDE 0100
(Regulations for electrical installations with rated voltages up to 1,000V)
– VDE 0105
(Operation of electrical installations)
– VDE 0113
(Electrical systems with electronic equipment)
– VDE 0160
(Configuration of electrical systems and electrical equipment)
– VDE 0550/0551
(Regulations for transformers)
– VDE 0700
(Safety of electrical appliances for household use and similar applications)
– VDE 0860
(Safety regulations for mains-powered electronic appliances and their accessories for
household use and similar applications)
b Fire prevention regulations
b Accident prevention regulations
– VBG No. 4 (Electrical systems and equipment)
MELSEC ST Series
Safety Information
5
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