NGV A3 VALVE
INSTALLATION, USE AND MAINTENANCE
10991483 EN -1.10 - 26.05.2023
The definitions are used in this manual as indicated in the following standards and regulations
Safety regulations for the construction and installation of lifts
Lifts (elevators), escalators and mobile walkways
Risks assessment and reduction methodology
Graphic symbols: Safety signs and colors
Electromagnetic compatibility
Low voltage switchgear and control gear assemblies (LV control panels)
0.1.2 MAIN STANDARDS OF REFERENCE
For anything that is not expressly given in this manual, reference should be made to the local standards and
regulations in force, observing in particular:
Machine Directive – in relation to machines, and amending Directive 95/16/CE (recast)
Lifts Directive - on the harmonization of the laws of the Member States relating to lifts and safety
components for lifts
Low Voltage Directive – on the harmonization of the laws of the Member States relating to the
making available on the market of electrical equipment designed for use within certain voltage
limits
Electromagnetic Compatibility Directive (EMC) – approximation of laws in member States
regarding electromagnetic compatibility, and repealing Directive 89/336/CEE
Rules EN-81 complete
series
Safety regulations for the construction and installation of lifts
Refer to the complete series and, in particular to:
Safety rules for the construction and installation of lifts – Lift for the transport of persons and
goods - Part 20: Passengers and goods passenger lifts
Safety rules for the construction and installation of lifts – Examinations and tests - Part 50: Design
rules, calculations, examinations and tests of lift components
Electromagnetic compatibility – Product family standard for lifts, escalators and moving walkways
– Emission
Electromagnetic compatibility – Product family standard for lifts, escalators and moving walkways
– Immunity
Maintenance for lifts and escalators: Rules for maintenance instructions
Graphic symbols – Safety signs and colors – Registered safety signs
Machine safety – Safety distance to avoid access to dangerous areas with arms or legs
Machine safety – Risks assessment – Part 1: Principles
Safety of machinery - General principles for design - Risk assessment and risk reduction
Lifts (elevators), escalators and mobile walkways
– Risks assessment and reduction methodology
0.1.3 DOCUMENTS RELATED WITH INSTALLATION
The documents to use for installation are those required by the applicable standards in force, in particular:
HYDRAULIC DIAGRAMS AND
RUPTURE VALVE
INSTRUCTIONS
WIRING DIAGRAMS AND
CONTROL PANEL
INSTRUCTIONS
All the documentation for a correct and safe installation, must be stored by the installation responsible.
Please remember that this documentation is considered part of the plant and must be complete, well stored
and unabridged in every part.
In order to maintain the readability, the documentation shouldn’t be damaged and shouldn’t have missing
parts. Moreover, do not tear or deteriorate sheets during consulting.