Name: DIN EN 953:1997-11
Brand: DIN

DIN EN 953:1997-11

Superseded

View Superseded by

SAFETY OF MACHINERY - GUARDS - GENERAL REQUIREMENTS FOR THE DESIGN AND CONSTRUCTION OF FIXED AND MOVABLE GUARDS

Available format(s)

Hardcopy , PDF

Superseded date

01-05-2016

Language(s)

English

Published date

01-01-1997

Publisher

German Institute for Standardisation (Deutsches Institut für Normung)

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Risk assessment
5 Principal requirements for the design and construction
  of guards
  5.1 Machine aspects
       5.1.1 General
       5.1.2 Access to danger zones
       5.1.3 Containment of ejected parts
       5.1.4 Containment of hazardous substances
       5.1.5 Noise
       5.1.6 Radiation
       5.1.7 Explosion
  5.2 Human aspects
       5.2.1 General
       5.2.2 Safety distances
       5.2.3 Control of access to the danger zone
       5.2.4 Viewing
       5.2.5 Ergonomic aspects
       5.2.6 Intended use
  5.3 Guard design aspects
       5.3.1 General
       5.3.2 Crushing or trapping points
       5.3.3 Durability
       5.3.4 Hygiene
       5.3.5 Cleaning
       5.3.6 Exclusion of contaminants
  5.4 Guard construction aspects
       5.4.1 Sharp edges etc.
       5.4.2 Integrity of joints
       5.4.3 Removal only by tool
       5.4.4 Positive location of removable guards
       5.4.5 Positive closing of movable guards
       5.4.6 Self closing guards
       5.4.7 Adjustable guards
       5.4.8 Movable guards
       5.4.9 Control guards
  5.5 Selection of materials
       5.5.1 General
       5.5.2 Impact resistance
       5.5.3 Rigidity
       5.5.4 Secure fixing
       5.5.5 Reliability of moving parts
  5.6 Containment
  5.7 Resistance to corrosion
  5.8 Resistance to micro-organisms
  5.9 Non-toxicity
  5.10 Machine viewing
  5.11 Transparency
  5.12 Stroboscopic effects
  5.13 Electrostatic properties
  5.14 Thermal stability
  5.15 Flammability
  5.16 Noise and vibration reduction
  5.17 Radiation protection
6 Selection of types of guards
  6.1 General
  6.2 Combination of different guards or of guards with
       other devices
  6.3 Selection of guards according to the number and
       location of the hazards
  6.4 Selection of guards according to the nature and
       frequency FOR access required
       6.4.1 Moving transmission parts
       6.4.2 Where access is not required during use
       6.4.3 Where access is required during use
7 Additional design and construction considerations
  7.1 Climbing
  7.2 Retained fastenings
  7.3 Vibration resistance
  7.4 Warning signs
  7.5 Colour
  7.6 Aesthetics
8 Verification of the safety requirements for guards
  8.1 General
  8.2 Impact strength
  8.3 Safety distances
  8.4 Containment
  8.5 Noise
  8.6 Guard operating forces
  8.7 Visibility
9 Information for use
  9.1 General
  9.2 Guard hazards
  9.3 Installation
  9.4 Operation
  9.5 Removal of guards
  9.6 Inspection and maintenance
Annex A (normative) Guidelines to assist in the selection
        of guards against hazards generated by moving parts
Annex B (normative) Guidelines for the selection of
        guards according to the number and location of hazards
Annex ZA (informative) Relationship between this European
         Standard and the Essential Requirements of EU
         Directive 98/37/EC
Annex ZB (informative) Relationship between this European
         Standard and the Essential Requirements of EU
         Directive 2006/42/EC
Bibliography

Describes general requirements for the design and construction of guards provided primarily to protect persons from mechanical hazards.

DocumentType	Standard
Pages	30
PublisherName	German Institute for Standardisation (Deutsches Institut für Normung)
Status	Superseded
SupersededBy	DIN EN ISO 14120 E : 2016

Standards	Relationship
NEN EN 953 : 1998 + A1 2009	Identical
NBN EN 953 : 1998 + A1 2009	Identical
BS EN 953 : 1998	Identical
I.S. EN 953:1998	Identical
NS EN 953 : 1997 + A1 2009	Identical
SN EN 953 : 1998 + A1 2009	Identical
NF EN 953 : 1997 + A1 2009	Identical
UNE-EN 953:1998	Identical
EN 953:1997+A1:2009	Identical
UNI EN 953 : 2009	Identical

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