Power Electronics Handbook
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Showing posts with label Handbooks. Show all posts
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Tuesday, 31 May 2011
Handbook of electrical safety
Handbook of electrical safety
1.0 INTRODUCTION1-1
1.1 PURPOSE
1.2 SCOPE
1.3 AUTHORITY HAVING JURISDICTION (AHJ)
1.1 PURPOSE
1.2 SCOPE
1.3 AUTHORITY HAVING JURISDICTION (AHJ)
2.0 GENERAL REQUIREMENTS
2.1 ELECTRICAL MAINTENANCE OR REPAIRS
2.1.1 WORK ON ENERGIZED/DEENERGIZED ELECTRICAL EQUIPMENT
2.1.2 CONSIDERATIONS FOR WORKING ON ENERGIZED SYSTEMS AND EQUIPMENT
2.1.3. SAFETY WATCH RESPONSIBILITIES AND QUALIFICATIONS
2.2 BASIC SAFEGUARDS
2.3 RESPONSIBILITIES
2.3.1 MANAGEMENT RESPONSIBILITIES
2.3.2 EMPLOYEE RESPONSIBILITIES
2.4 REVIEWS/INSPECTIONS
2.5 APPROVAL OF ELECTRICAL EQUIPMENT
2.6 CODES, STANDARDS, AND REGULATIONS
2.7 GROUND FAULT CIRCUIT INTERRUPTERS
2.7.1 HOW A GFCI WORKS
2.7.2 USES
2.1 ELECTRICAL MAINTENANCE OR REPAIRS
2.1.1 WORK ON ENERGIZED/DEENERGIZED ELECTRICAL EQUIPMENT
2.1.2 CONSIDERATIONS FOR WORKING ON ENERGIZED SYSTEMS AND EQUIPMENT
2.1.3. SAFETY WATCH RESPONSIBILITIES AND QUALIFICATIONS
2.2 BASIC SAFEGUARDS
2.3 RESPONSIBILITIES
2.3.1 MANAGEMENT RESPONSIBILITIES
2.3.2 EMPLOYEE RESPONSIBILITIES
2.4 REVIEWS/INSPECTIONS
2.5 APPROVAL OF ELECTRICAL EQUIPMENT
2.6 CODES, STANDARDS, AND REGULATIONS
2.7 GROUND FAULT CIRCUIT INTERRUPTERS
2.7.1 HOW A GFCI WORKS
2.7.2 USES
2.8 TRAINING AND QUALIFICATIONS OF QUALIFIED WORKERS
2.8.1 FORMAL TRAINING AND QUALIFICATIONS
2.8.2 TRAINING OF SAFETY PERSONNEL
2.9 WORKING SPACE AROUND ELECTRICAL EQUIPMENT
2.9.1 ELECTRICAL EQUIPMENT RATED AT 600 VOLTS OR LESS
2.9.2 ELECTRICAL EQUIPMENT RATED OVER 600 VOLTS
2.10 IDENTIFICATION OF DISCONNECTION MEANS
2.10.1 DISCONNECTING MEANS
2.10.2 PANELBOARD CIRCUIT DIRECTORIES
2.10.3 ENCLOSURE LABELING
2.10.4 LOAD LABELING
2.10.5 SOURCE LABELING
2.11 WORK INSTRUCTIONS
2.11.1 SAFE WORK INSTRUCTIONS AND SUPERVISION
2.11.2 WORK INSTRUCTIONS
2.11.3 WORK PLANNING
2.12 ELECTRICAL PERSONAL PROTECTIVE EQUIPMENT (PPE)
2.12.1 MANAGEMENT’S RESPONSIBILITIES
2.12.2 INSPECTING PPE
2.12.3 CLEANING AND ELECTRICAL TESTING OF PPE
2.12.3.1 TESTING
2.12.3.2 TESTING APPARATUS
2.12.3.3 RETESTED PPE
2.12.4 LIVE-LINE TOOLS
2.12.4.1 FIBERGLASS-HANDLED TOOLS
2.12.4.2 WOODEN-HANDLED TOOLS
2.12.5 MAXIMUM USAGE VOLTAGE
2.12.6 MAXIMUM USAGE VOLTAGE FOR LIVE-LINE TOOLS
2.12.7 RUBBER-INSULATED GLOVES
2.12.8 STORAGE
2.12.9 SAFETY SHOES, HATS, AND GLASSES
2.8.1 FORMAL TRAINING AND QUALIFICATIONS
2.8.2 TRAINING OF SAFETY PERSONNEL
2.9 WORKING SPACE AROUND ELECTRICAL EQUIPMENT
2.9.1 ELECTRICAL EQUIPMENT RATED AT 600 VOLTS OR LESS
2.9.2 ELECTRICAL EQUIPMENT RATED OVER 600 VOLTS
2.10 IDENTIFICATION OF DISCONNECTION MEANS
2.10.1 DISCONNECTING MEANS
2.10.2 PANELBOARD CIRCUIT DIRECTORIES
2.10.3 ENCLOSURE LABELING
2.10.4 LOAD LABELING
2.10.5 SOURCE LABELING
2.11 WORK INSTRUCTIONS
2.11.1 SAFE WORK INSTRUCTIONS AND SUPERVISION
2.11.2 WORK INSTRUCTIONS
2.11.3 WORK PLANNING
2.12 ELECTRICAL PERSONAL PROTECTIVE EQUIPMENT (PPE)
2.12.1 MANAGEMENT’S RESPONSIBILITIES
2.12.2 INSPECTING PPE
2.12.3 CLEANING AND ELECTRICAL TESTING OF PPE
2.12.3.1 TESTING
2.12.3.2 TESTING APPARATUS
2.12.3.3 RETESTED PPE
2.12.4 LIVE-LINE TOOLS
2.12.4.1 FIBERGLASS-HANDLED TOOLS
2.12.4.2 WOODEN-HANDLED TOOLS
2.12.5 MAXIMUM USAGE VOLTAGE
2.12.6 MAXIMUM USAGE VOLTAGE FOR LIVE-LINE TOOLS
2.12.7 RUBBER-INSULATED GLOVES
2.12.8 STORAGE
2.12.9 SAFETY SHOES, HATS, AND GLASSES
2.13 WORK PRACTICES
2.13.1 TRAINING
2.13.1.1 LIVE PARTS
2.13.1.2 SAFE PROCEDURE
2.13.1.3 CIRCUITS AND EQUIPMENT
2.13.1.4 STORED ELECTRICAL ENERGY
2.13.1.5 STORED NONELECTRICAL ENERGY
2.13.1.6 LOCKOUT/TAGOUT PROCEDURE
2.13.2 VERIFICATION OF DEENERGIZED CONDITION
2.13.2.1 VOLTAGE VERIFICATION TEST
2.13.2.2 APPLICATION OF GROUNDS
2.13.3 REENERGIZING EQUIPMENT
2.13.3.1 TESTS AND VISUAL INSPECTIONS
2.13.3.2 WARNING EMPLOYEES
2.13.3.3 REMOVING LOCK AND TAG
2.13.4 SAFE ENERGIZED WORK (HOT WORK)
2.13.4.1 APPROACH DISTANCE
2.13.4.2 TWO WORKERS
2.13.4.3 ELECTRICAL SAFETY RULES
2.13.4.4 UNEXPECTED ELECTRICAL HAZARDS
2.13.4.5 ILLUMINATION
2.13.4.6 SYSTEMS UNDER LOAD
2.13.4.7 WORKING WITH TEST INSTRUMENTS AND EQUIPMENT
2.13.4.7.1 QUALIFIED EMPLOYEES
2.13.4.7.2 VISUAL INSPECTIONS
2.13.4.7.3 RATING INSTRUMENTS AND EQUIPMENT
2.13.4.7.4 CALIBRATION OF ELECTRICAL INSTRUMENTS
2.13.1 TRAINING
2.13.1.1 LIVE PARTS
2.13.1.2 SAFE PROCEDURE
2.13.1.3 CIRCUITS AND EQUIPMENT
2.13.1.4 STORED ELECTRICAL ENERGY
2.13.1.5 STORED NONELECTRICAL ENERGY
2.13.1.6 LOCKOUT/TAGOUT PROCEDURE
2.13.2 VERIFICATION OF DEENERGIZED CONDITION
2.13.2.1 VOLTAGE VERIFICATION TEST
2.13.2.2 APPLICATION OF GROUNDS
2.13.3 REENERGIZING EQUIPMENT
2.13.3.1 TESTS AND VISUAL INSPECTIONS
2.13.3.2 WARNING EMPLOYEES
2.13.3.3 REMOVING LOCK AND TAG
2.13.4 SAFE ENERGIZED WORK (HOT WORK)
2.13.4.1 APPROACH DISTANCE
2.13.4.2 TWO WORKERS
2.13.4.3 ELECTRICAL SAFETY RULES
2.13.4.4 UNEXPECTED ELECTRICAL HAZARDS
2.13.4.5 ILLUMINATION
2.13.4.6 SYSTEMS UNDER LOAD
2.13.4.7 WORKING WITH TEST INSTRUMENTS AND EQUIPMENT
2.13.4.7.1 QUALIFIED EMPLOYEES
2.13.4.7.2 VISUAL INSPECTIONS
2.13.4.7.3 RATING INSTRUMENTS AND EQUIPMENT
2.13.4.7.4 CALIBRATION OF ELECTRICAL INSTRUMENTS
Energy-Efficient Electric Motor Selection Handbook
Energy-Efficient Electric Motor Selection Handbook
1. Introduction
When to buy energy-efficient motors
Industrial motor population and uses
Annual electric motor sales
2. Energy-Efficient Motor Performance and Price
Motor Losses and Loss Reduction Techniques
Determining and Comparing Motor Efficiencies
Motor Efficient Testing Standards
Testing Equipment Accuracy Limitations
NEMA Motor Nameplate Labeling Standards
3. How Much Can You Save?
Understanding your Utility’s Rate Schedule
Determining Load Factor
Determining Operating Hours
Determining Annual Energy Savings
Motor Purchase Prices
Assessing Economic Feasibility
Recommendations for Motor Purchases
4. Obtaining Motor Efficiency Data
5. Energy-Efficient Motor Selection Guidelines
Initial Motor Purchases
Motor Failure and Rewind Scenario
Replacement of Operable Standard-Efficiency Motors
Oversized and Under load Motors
6. Speed, Design Voltage, Enclosure,
Part-load Efficiency, and Power Factor
Sensitivity of Efficiency Gains to Motor RPM
Operating Voltage on Motor Performance
Motor Speed and Enclosure Considerations
Efficiency Improvements at Part-Load Conditions
Power Factor Improvement
7. Motor Operation Under Abnormal Conditions
Over Voltage
Under Voltage
Phase Voltage Imbalance
Load Shedding
8. Motor Selection Considerations
Motor Enclosures
Motor Insulation Systems
Service Factor
Motor Speed, Slip, and Torque Characteristics
9. Additional Benefits of Energy-Efficient Motors
10. Starting Your Motor Improvement Program
11. Energy-Efficient Motors: Twenty Questions and Answers
Electric Power Distribution Handbook
Electric Power Distribution Handbook
The Electric Power Distribution Handbook gives readers the tools they need to understand the science and practices of distribution systems.
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