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CEI EN 50628 : 1ED 2017
Current
The latest, up-to-date edition.
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ERECTION OF ELECTRICAL INSTALLATIONS IN UNDERGROUND MINES
04-07-2017
European foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General
5 Means of protection against electric- and electrostatic
charging
6 Rooms and Locations
7 Protection against fire spreading
8 Insulation, Insulation-resistance and its check
9 Signboards, labels, wiring diagrams, inscriptions
10 Nominal voltages
11 Protection against electrical shock
12 Protection in IT-Systems
13 Protection in TN-systems
14 Other means of protection
15 Protection against danger caused by mechanical influence on
non-intrinsically safe cables
16 Intrinsically safe electrical systems
17 Installation of transformers
18 Substations
19 Disconnecting devices in line of each switch-gears
20 Switchgears
21 Couplers and connectors
22 Luminaries and lighting installation
23 Cables
24 Protection of electrical equipment or installation against
overcurrent
25 Calculation of short circuit currents
26 Additional requirements for systems and equipment with
nominal voltage of more than 1 kV up to 6,6 kV in
production areas and road heading
27 Additional requirements for cable entry selection
Annex A (informative) - Documentation
Annex B (normative) - Tables and figures regarding free space
Annex C (informative) - Example for a galvanically separated
system (in production areas or road headings)
Annex D (informative) - Example for calculation (according
to 12.3.6)
Annex E (informative) - Table for cables suitable for
underground workings
Annex F (informative) - Table for current carrying capacity
of cables suitable for underground workings
Bibliography
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