UL 1120 PDF

Marine Engine Ignition Systems and Components

UL 1120 – Marine Engine Ignition Systems and Components

Please note:All interim revisions for this edition available at time of your purchase will be included.

UL 1120

STANDARD FOR SAFETY FOR MARINE ENGINE IGNITION SYSTEMS AND COMPONENTS

Scope

These requirements cover battery-supplied marine engine ignition systems and components operating with an input voltage of less than 50 volts. These requirements also cover magneto ignition systems.

The products covered by these requirements are those required to be ignition-protected by U. S. Coast Guard regulations as specified in 33 CFR 183.410.

The components and systems covered by these requirements are intended for installation and use in accordance with the applicable requirements of the U. S. Coast Guard, and the Fire Protection Standard for Pleasure and Commercial Motor Craft, ANSI/NFPA 302.

A product that contains features, characteristics, components, materials, or systems new or different from those in use when the Standard was developed, and that involves a risk of fire, electric shock, or injury to persons, shall be evaluated using the appropriate additional component and end-product requirements as determined necessary to maintain the level of safety for the user of the product as originally anticipated by the intent of this Standard.