NS EN 617 : 2001 + A1 2010

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Hazards
5 Safety and EMC requirements and/or measures
   5.1 Mechanical hazards
   5.2 Electrical hazards
   5.3 Electromagnetic compatibility (EMC)
   5.4 Thermal hazards
   5.5 Hazards generated by radiation
   5.6 Hazards generated by bulk materials handled and
        stored in the storage equipment
   5.7 Hazards generated by neglected ergonomic principles
        in machine design (mismatch of machinery with human
        characteristics and abilities)
   5.8 Hazard combinations
   5.9 Hazards caused by failure of energy supply, braking
        down of machinery parts and others functional disorders
   5.10 Hazards caused by (temporary) missing and/or incorrectly
        positioned safety related measures/means
6 Verification of safety and EMC requirements and/or measures
   6.1 General
   6.2 Special verification
7 Information for use
   7.1 Operating instruction - Instruction handbook
   7.2 Minimum marking
Annex A (normative) List of hazards according to EN 292-1
Annex B (informative) Further Documents and Remarks
Annex C (informative) Safety signs mentioned in 7.2.3
Annex D (informative) Fire or explosion hazard
Annex ZA (informative) Relationship of this document with
         EC Directives
Annex ZB (informative) Clauses of this European Standard which
         address Principal Protection Requirements of the
         EU Electro-magnetic compatibility Directive
         89/336/EEC
Bibliography

Defines technical requirements to minimise the hazards. These hazards can arise during the operation and maintenance of equipment to store bulk materials in silos, bunkers, bins and hoppers and their built-in inlet and outlet devices when carried out in accordance with the specifications given by the manufacturer or his authorised representative.