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Showing posts with label Shock. Show all posts
Showing posts with label Shock. Show all posts

WORKING ON OR NEAR DE-ENERGIZED EQUIPMENT AS SUGGESTED BY IEEE STD 902-1998

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WHY WE SHOULD WORK ON NEAR OR DE-ENERGIZED EQUIPMENT? Working on or near de-energized equipment. The definition of the term de-energized...

HOW TO MAKE ACCURATE SINGLE LINE DIAGRAM FOR POWER SYSTEM TUTORIALS

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What are the elements of an accurate single line diagram? A reliable single-line diagram of an industrial or commercial electrical power d...

BEST LOCATIONS FOR PANEL BOARDS AND SWITCH BOARDS OF ELECTRONIC EQUIPMENT BASIC TUTORIALS

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Where should panel boards be located? Switchboards and panelboards that support electronic load equipment and related loads should be prop...

WORKS REQUIRING PERMITS BASIC INFORMATION AND TUTORIALS

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What are the activities/ works that requires work permit? The main types of permit and the work to be covered by each are identified below...

PROJECT RISK CONTROL - HIERARCHY OF RISK CONTROLS BASIC INFORMATION AND TUTORIALS

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When assessing the adequacy of existing controls or introducing new controls, a hierarchy of risk controls should be considered. The Managem...

POWER CIRCUIT BREAKER TYPES FOR SAFETY INFORMATION BASICS

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The five general types of high-voltage circuit breakers are as follows. 1 Oil circuit breakers use standard transformer oil, an effective...

RECOGNIZING HAZARDS IN ELECTRICAL WORKS BASIC INFORMATION AND TUTORIALS

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The first step is to recognize and identify the existing and potential hazards associated with the work you need to perform. A task and haza...

OHSA FREQUENT VIOLATION CATEGORIES BASIC INFORMATION

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OSHA relies heavily on data and statistics to formulate its regulations and focus its attention on workplace safety. The most frequently vio...

THE SAFETY-RELATED CASE FOR ELECTRICAL MAINTENANCE

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The relationship between safety and preventive maintenance is not a difficult one to establish. Properly designed equipment that is properly...

ELECTRICAL EMERGENCIES GUIDE - WHAT TO DO IN CASE OF ELECTRICAL EMERGENCIES?

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Strong winds, ice or unintentional contact with equipment may cause trees or tree limbs to fall into powerlines. This may cause wires to bre...

THE USE OF GROUND FAULT CURRENT INTERRUPTER (GFCI) IN SAFE ELECTRICAL SYSTEM

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A groundfault circuit interrupter (GFCI) is an electrical device which protects personnel by detecting potentially hazardous ground faults a...

HOW ELECTRIC SHOCK IS RECEIVED?

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Whenever you work with power tools or on electrical circuits, there is a risk of electrical hazards, especially electrical shock. Anyone ca...

ELECTROCUTION AND ELECTRICAL FATALITIES BASIC INFORMATION

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The term electrocution refers to an electrical event with electrical current exposure that results in death. The implication is that the cur...

EFFECT OF CURRENT and ITS DURATION TO THE HUMAN BODY DURING ELECTRIC SHOCK

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WHAT KILLS A PERSON? CURRENT OR VOLTAGE? To answer the question, we need to put things in context. That means, there is no absolute. Curre...

ELECTRIC SHOCK HAZARD ANALYSIS

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WHAT HAPPENS WHEN WE GET ELECTRIC SHOCK? Electric shock is the physical stimulation that occurs when electric current flows through the hu...

WHAT IS ELECTRICAL SHOCK - HOW ELECTRIC SHOCK HAPPENS?

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Most fatal electrical shocks happen to people who are actually knowledgeable regarding electrical shock safety precautions. A majority of th...