Technical help
Welcome to the page with technical help.
This space is dedicated to the topic of requirements for fire safety of electrical installations. It is aimed at project designers of electrical installations in buildings and for installation companies which realize the electrical installations. It contains many technical solutions how to design and realize electrical installations properly considering the general requirements for fire safety during construction and use of buildings according to the Government regulation nr. 94/2004.
The whole topic is elaborated in following documents that can be downloaded.
1. TN APPO 002 The technical requirements for cable systems with functional resistance in fire
2. TN APPO 003 Technical requirements for electricity supply during a fire – sources
3. TN APPO 004 Fire characteristics of cables – the marking of construction products
4. TN APPO 005 Technical requirements for systems supporting cables mechanical stability in fire
5. Calculation of voltage drop on the cable lines in the fire
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