ISO 21455:2020

Name: ISO 21455:2020 — Mobile elevating work platforms — Operator's controls — Actuation, displacement, location and method of operation
SKU: ISO 21455:2020
Price: 41400 RUB
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Mobile elevating work platforms — Operator's controls — Actuation, displacement, location and method of operation

Название (английский):

ISO 21455:2020

Mobile elevating work platforms — Operator's controls — Actuation, displacement, location and method of operation

Статус документа:: Действующий
Формат:: Электронный (PDF)
Количество страниц:: 23
Дата публикации:: 3 апреля 2020 г.
Издание:: ISO IS 21455 edition 1 version 1
ICS:: 53.020.99

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Описание (английский):

This document specifies the performance requirements, location, marking and method of operation related to operator's controls on mobile elevating work platforms (hereafter referred to as MEWPs) and takes into account operator safety and ergonomics. It applies to all controls used by an operator and includes provisions for finger, thumb, hand, and foot operated controls.

Abstract

Похожие стандарты

Стандарты, упомянутые в описании

Overview

ISO 21455:2020 - "Mobile elevating work platforms - Operator's controls - Actuation, displacement, location and method of operation" specifies performance, location, marking and operational methods for operator controls on MEWPs (mobile elevating work platforms). The standard focuses on operator safety and ergonomics and applies to all controls used by an operator, including finger, thumb, hand and foot operated controls.

Key topics and technical requirements

Scope and intent: Requirements derived from human factors, current practice and related standards to ensure safe, ergonomic control operation.

Control actuating forces and torques: Values are specified in Table 1 for a wide range of control types (push buttons, toggles, levers, joysticks, foot pedals, knobs, slide switches, rocker switches, etc.). Controls must also meet mechanical strength requirements:

Each control shall withstand at least five times its maximum actuation force without permanent damage.
Hand-operated joysticks must withstand a minimum force of 350 N without sustaining permanent damage.

Control locations and dimensions:

Work platform hand-operated primary, travel-support and emergency-stop controls shall be located at a height between 845 mm and 1 250 mm (measured from platform floor).
Hand-operated controls shall be no more than 500 mm from the control panel edge closest to the operator.
For jurisdictions permitting 0.9 m minimum guardrail height, controls may be located 155 mm below the top of the guardrails.
Foot controls must be positioned to minimize twisting or turning to reach them.

Spacing and protection:

When controls need simultaneous hand operation, total separation shall not exceed 760 mm.
Minimum separation distances between individual controls are specified; provisions for dividers or shrouds are included.

Layout, grouping and marking:

Requirements for control panel construction, grouping (Group A / Group B MEWPs), multi-functional/multi-purpose controls, mode selection and marking using text or symbols are covered.

Operational characteristics: Movement zones, activation methods, stacked/banked lever behavior, and function enable controls are defined to reduce inadvertent activation.

Practical applications - who uses ISO 21455:2020

MEWP manufacturers and designers - to design compliant control panels and ergonomically optimized operator stations.

Safety and compliance engineers - to verify equipment meets international control performance and location requirements.

Test laboratories and certifiers - to evaluate actuating forces, durability and control layout.

Fleet owners, rental companies and maintenance teams - for retrofit guidance, safe operation and inspection criteria.

Ergonomists and training developers - to align operator procedures and human factors with control design.

Related standards

ISO 16368 - MEWP design, calculations, safety requirements and test methods (referenced for access and installation).

ISO 20381 - Symbols for operator controls and other displays.

ISO 7000 - Graphical symbols for use on equipment.

Keywords: ISO 21455:2020, MEWP operator controls, control actuating forces, joystick strength, control panel layout, ergonomics, mobile elevating work platforms, safety standard.

ISO 21455:2020

Abstract

Похожие стандарты

Overview

Key topics and technical requirements

Practical applications - who uses ISO 21455:2020

Related standards

Технические детали

ISO 16368:2024

Mobile elevating work platforms — Design, calculations, safety requirements and test methods

ISO 20381:2009

Mobile elevating work platforms — Symbols for operator controls and other displays

BS ISO 7000:2004

Graphical symbols for use on equipment. Index and synopsis