{ "item_title" : "An Introduction to Overvoltage Protection and Grounding for Professional Engineers", "item_author" : [" J. Paul Guyer "], "item_description" : "Introductory technical guidance for electrical engineers and construction managers interested in protection and grounding of electrical distribution systems. Here is what is discussed: 1. OVERVOLTAGE PROTECTION, 2. LIGHTNING-INDUCED VOLTAGE SURGES, 3. SYSTEM OPERATING VOLTAGE DISTURBANCES, 4. SURGE LIMITING PROTECTIVE DEVICE REQUIREMENTS, 5. DEFINITION OF A SURGE ARRESTER, 6. TYPES OF SURGE ARRESTERS, 7. CLASSIFICATION OF SURGE ARRESTERS, 8. MAINTENANCE OF SURGE ARRESTERS, 9. SURGE SHIELDING DEVICES, 10. SURGE CAPACITORS, 11. SURGE PROTECTIVE GAPS, 12. SURGE BYPASS RESISTORS, 13. BASIC PRINCIPLES OF GROUNDING, 14. GROUNDING PROVISIONS, 15. GROUNDING MAINTENANCE SAFETY, 16. VISUAL INSPECTION OF GROUNDS, 17. GALVANIC CORROSION OF GROUNDS, 18. GROUND RESISTANCE TESTS, 19. GROUND VALUE MEASUREMENTS, 20. METHODS OF MEASURING GROUND RESISTANCES, 21. METHOD OF REDUCING GROUND RESISTANCES.", "item_img_path" : "https://covers4.booksamillion.com/covers/bam/9/79/837/339/9798373398695_b.jpg", "price_data" : { "retail_price" : "34.99", "online_price" : "34.99", "our_price" : "34.99", "club_price" : "34.99", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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