BS ISO 4254-9:2008 Agricultural machinery. Safety. Seed drills
BS ISO 4254-9, used together with BS ISO 4254-1, specifies the safety requirements, and their verification for design and construction, of mounted, semi-mounted, trailed or self-propelled seed drills. It covers the seeding function of combined seed and fertilizer drills, used in agriculture and horticulture.
BS ISO 4254-9 also specifies the type of information on safe working practices (including residual risks) to be provided by the manufacturer.
BS ISO 4254-9 deals with all the significant hazards relevant to seed drills, used as intended and under the conditions foreseen by the manufacturer, excepting the hazards arising from:
• External influences on electrical equipment
• Failure of energy supply
• Failure, malfunction of control system
• Break-up of parts rotating at high speed
• Equipment for loading seeds (and fertilizer).
BS ISO 4254-9 does not apply to:
• Seed drills with integrated and inseparable powered soil-working tools
• Environmental hazards or electromagnetic compatibility;
• Hazards related to maintenance or repairs carried out by professional service personnel.
• Seed drills which are manufactured before the date of its publication.
Contents of BS ISO 4254-9:
• Foreword
• Introduction
• Scope
• Normative references
• Terms and definitions
• Safety requirements and/or protective measures
• General
• Controls
• Swivelling and folding components
• Hoppers
• Loading
• Single seed drills
• Blower
• Flow rate calibration system
• Hitching and clearance zone
• Noise
• Verification of safety requirements or protective measures
• Information for use
• Operator’s manual
• Safety and instructional signs
• List of significant hazards
• Examples of seed drills
• Stability of the tractor-seed drill combination
• Bibliography
