864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06
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Safety instructions
2
General instructions
Independently of the safety instructions given in these operating instructions, the local laws,
ordinances, guidelines and standards for operation of electrical equipment as well as for labor,
health and environmental protection apply.
Five Safety Rules of
Electrical Engineering
The Five Safety Rules of Electrical Engineering must be complied with during operation of
the products and components described in these operating instructions:
• Isolate.
• Secure against reclosing.
• Verify safe isolation from supply.
• Earth and short-circuit.
• Cover or barrier adjacent live parts.
Hazardous substances
If hazardous materials are required to perform the work, the relevant safety data sheets and
operating instructions must be observed.
Personal protective
equipment (PPE)
For switchgear with proven internal arc classification according to IEC 62271 Part 200,
no protective equipment is required
for operating the switchgear
.
To
work on switchgear
where covers have to be removed, personal protective equipment has
to be worn for protection against hot gases exhausting in case of internal arc. In case of
internal arc, full personal protection is not guaranteed, even if the personal protective
equipment is worn.
To select the protective equipment, the national standards and specifications of the
corresponding authorities and professional associations must be observed and accomplished.
The protective equipment consists of:
• Protective clothing
• Safety shoes
• Gloves
• Helmet and face protection
• Ear protection
DANGER
Any kind of modification on the product or alteration of the product must be coordinated with
the manufacturer in advance. Uncoordinated modifications or alterations can cause the
expiration of warranty claims, cause danger to life, limb and other legally protected interests.
The fulfillment of the type tests (according to IEC 62271-200) may not be guaranteed
anymore. This applies especially though not exclusively to the following actions, e.g. in the
course of maintenance or repairs:
➭ Original Siemens spare parts were not used.
➭ Service engineers performing replacement were not trained and certified by Siemens.
➭ Parts were fitted or adjusted incorrectly.
➭ Settings were not made in accordance with Siemens specifications.
➭ After installation and setting, no final check was performed by a service engineer approved
by Siemens, including documentation of the test results.
➭ Maintenance was not done according to the operating instructions of the Siemens
products.