ANSI Z245.21-2004 pdf download Equipment Technology and Operations for Wastes and Recyclable Materials — Stationary Compactors – Safety Requirements
1 Scope
1.1 This standard revises requirements to minimize the risk of fire, electrical shock and injury to persons during operation and maintenance of stationary compacting equipment for use with wastes and recyclable materials by commercial businesses, apartment buildings, industrial plants, waste processing facilities, waste disposal and transfer industries, and recycling facilities.
1.2 The requirements of this standard apply to stationary compactors rated at 600 volts or less, for outdoor or indoor use, and are employed in accordance with the manufacturer’s installation, operation, and maintenance instructions and procedures.
1.3 This standard does not apply to compactors intended for use in private homes.
1.4 This standard does not apply to mobile landfill compactors and compactor-type equipment that is operational when mounted on trucks or other vehicles.
2 Normative references
The following standards contain provisions which, through reference in this text, constitute provisions of this American National Standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this American National Standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below.
ANSI/NFPA 70-2002, National Electrical Code – Edition 2002
UL 20-1996, Safety Standard for General-Use Snap Switches
UL 50-1995, Cabinets and Boxes
UL 429-1 999, Electrically Operated Valves
UL 746C-1 995, Polymeric Materials – Use in Electrical Equipment Evaluations
UL 842-1 999, Valves for Flammable Liquids
UL 969-1 997, Marking and Labeling Systems
UL 1 004-1 994, Electric Motors
UL 1030-1 994, Sheathed Heating Elements
UL 21 1 1-1 997, Safety Standard for Overheating Protection for Motors
3 Definitions
For the purposes of this American National Standard, the definitions below apply to terms used throughout this standard, unless the context clearly indicates otherwise.
3.1 access cover or door: A panel covering an opening that is designed to permit access to the interior of the stationary compactor.
3.2 access gate: A moveable barrier/guard that swings on hinges or moves in/on a track and is distinguished from a door by having openwork.
3.3 affected employee: An employee whose job functions place them in proximity to potential hazards related to work being performed by authorized employees.
3.4 authorized employee: A person who, on the basis of their specific experience and training, is permitted to perform certain designated duties.
3.5 automatic start/cycling control: A control that uses an automatic actuator or sensor to initiate the operation of the stationary compactor on demand, when refuse is loaded into the loading chamber.