Hitachi J300U Series instruction manual Safety, Definitions and Symbols

SAFETY

For the Best Results with J300 Series inverter, read this manual and all of the warning sign attached to the inverter carefully before installing and operating it, and follow the instructions exactly. Keep this manual handy for your quick reference.

Definitions and Symbols

A safety instruction (message) is given with a hazard alert symbol and a signal word;

WARNING or CAUTION. Each signal word has the following meaning throughout this manual.

	This symbol means hazardous high voltage. It used to call your attention to
	items or operations that could be dangerous to your and other persons operat-
	ing this equipment.
	Read these message and follow these instructions carefully.
	This is the “Safety Alert Symbol.” This symbol is used to call your attention
	to items or operations that could be dangerous to your or other persons operat-
	ing this equipment. Read these messages and follow these instructions
	carefully.
WARNING	WARNING
	Indicates a potentially hazardous situation which, if not avoided, can result in
	serious injury or death.
CAUTION	CAUTION
	Indicates a potentially hazardous situation which, if not avoided, can result in
	minor to moderate injury, or serious damage of product.
	The matters described under		may, if not avoided, lead to
		CAUTION
	serious results depending on the situation.		Important matters are described in
	CAUTION (as well as WARNING), so be sure to observe them.
NOTE	NOTE: Notes indicate an area or subject of special merit, emphasizing either
	the product’s capabilities or common errors in operation or maintenance.

HAZARDOUS HIGH VOLTAGE

Motor control equipment and electronic controllers are connected to hazardous line voltages. When servicing drives and electronic controllers, there might be exposed components with cases or protrusions at or above line potential. Extreme care should be taken to protect against shock.

Stand on an insulating pad and make it a habit to use only one hand when checking components. Always work with another person in case an emergency occurs. Disconnect power before checking controllers or performing maintenance. Be sure equipment is properly grounded. Wear safety glasses whenever working on an electronic controllers or rotating electrical equipment.

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