Foreword

Introduction

1Scope

2Normative references

3Terms and definitions

4List of significant hazards

4.1General

4.2Mechanical hazards

4.3Electrical and control system hazards

4.3.1Electrical hazards

4.3.2Control system hazards

4.4Thermal hazards

4.5Fire hazards

4.6Noise hazards

4.7Hazards caused by gases, vapours, fumes and dusts

4.8Hazards generated by neglecting ergonomic principles in machinery design

4.9Hazards during the setting mode

4.10Falls from heights

4.11Hazards related to cold-chamber die casting machines

4.11.1Bursting of biscuits

4.11.2Injection drive area

4.12Hazards related to hot-chamber die casting machines

4.12.1Nozzle

4.12.2Initiation of the casting process due to a fault in the control system

4.13Hazards due to hydraulics and pneumatics

5Safety requirements and/or protective measures

5.1General

5.2Mechanical

5.2.1General

5.2.2Guards and protective devices for the die area

5.2.2.1Access from front and back of the machine

5.2.2.2Whole-body access to the die area

5.2.2.3Interlocked movable guards for the die area

5.2.3Access to the die closing mechanism area

5.2.4Additional requirements for movable guards and access doors

5.2.5Die casting units

5.3Electric equipment and control systems

5.3.1Electric equipment

5.3.2Safety related parts of the control system: General

5.3.3Emergency stop functions

5.3.4Safety related control system of the dangerous movements of the die

5.3.4.1General

5.3.4.2Required level of safety

5.3.4.3Closing safety device

5.3.4.3.1Closing safety device designed with hydraulic safety measures

5.3.4.3.2Closing safety device designed with mechanical safety measures

5.3.5Control of ancillary equipment

5.4Measures against thermal hazards

5.4.1Spurting of molten metal

5.4.2Contact with hot surfaces

5.5Hydraulics, pneumatics and combustible fluids

5.5.1Hydraulics, pneumatics

5.5.2Pressure fluids

5.5.3Spray systems for release agents

5.6Noise

5.6.1Noise reduction as a safety requirement

5.6.2Noise emission measurement and declaration on die casting machines

5.6.3Noise test code

5.6.3.1General

5.6.3.2Measurement of the emission sound pressure level of the die casting machine

5.6.3.3Installation conditions of the die casting machine

5.6.3.4Operating conditions

5.6.3.5Measurement records

5.6.3.6Information to be declared

5.7Gases, vapours, fumes and dusts

5.8Ergonomic aspects

5.9Protective measures when setting-up of die casting machines, inserting and removing appliances, tie bar pulling devices and other ancillary equipment

5.9.1Setting-up without protective devices for the die area

5.9.2Movement of core pullers and ejectors

5.9.3Movement of tie bars

5.9.4Movement of the plunger of cold-chamber machines

5.10Elevated working places

5.11Additional protective measures for cold-chamber die casting machines

5.11.1Bursting and removal of biscuit

5.11.2Guards and protective devices for the injection area

5.12Additional protective measures for hot-chamber die casting machines

5.12.1Metal splashing

5.12.2Movement of the injection piston

6Verification of the safety requirements and/or protective measures

7Information for use

7.1General

7.2Warning devices and safety signs

7.3Accompanying documents

7.3.1Instruction handbook

7.4Marking

Annex AExamples (informative)

Annex BRequirements for the European Union and associated countries (normative)

B.1General

B.2Requirements

B.2.1Pressure fluids

B.2.2Noise

B.2.3Marking

Annex CRequirements for China (noise test code) (normative)

C.1General

C.2Requirements

C.2.1Measurement of the emission sound pressure level of the die casting machine

C.2.2Measurement of the emission sound power level of the die casting machine

Bibliography