BS 6907-4:1988
Current
The latest, up-to-date edition.
Electrical installations for open-cast mines and quarries Recommendations for winning, stacking and processing machinery, pumps and low signal level and communications systems
Hardcopy , PDF
English
09-30-1988
Committees responsible
Foreword
Section 1. General
1 Scope
Section 2. Winning, stacking and primary and
secondary processing machinery
2 Protection against direct and indirect contact
3 External power supply systems
4 Self-contained power systems
5 Cable types
6 Control circuits and control devices
7 Emergency stopping and emergency devices
8 Provision for supply isolation
9 Potentially explosive atmospheres
10 Static electricity
11 Electrostatic precipitators
12 Radioactive sources
13 Rail-mounted equipment
14 Hazards from electromagnetic induction
Section 3. Deep-well submersible type pumps
15 Protection against direct and indirect contact
Section 4. Low signal level systems and
communication systems
16 General
17 Assessment of general characteristics
18 Protection of personnel against the transfer of
unsafe voltages
19 Protection of low signal level against the
malfunction due to interference
Publications referred to
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