{"product_id":"industrial-electrical-troubleshooting-veselin-madzharov-9798188112141","title":"Industrial Electrical Troubleshooting: Motors, Contactors, Control Circuits, Power Supplies, Sensors and Wiring Faults","description":"\u003cb\u003eIndustrial electrical faults do not arrive with labels. They arrive as stopped machines, tripped protection, missing signals, overheated motors, chattering contactors, and production pressure.\u003c\/b\u003e\u003cp\u003e\u003cb\u003eIndustrial Electrical Troubleshooting\u003c\/b\u003e is a practical, evidence-based guide for diagnosing electrical faults in real machines and production equipment.\u003c\/p\u003e\u003cp\u003eInstead of relying on random component replacement, fault-code guessing, or repeated resets, this book teaches a systematic method: \u003c\/p\u003e\u003cp\u003e\u003cb\u003eUnderstand the expected machine sequence. Locate the point where it stops. Measure the correct electrical boundary. Prove the root cause. Repair it. Verify the complete machine operation.\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eThe book covers the electrical problems maintenance technicians and engineers face every day: \u003c\/p\u003e\u003cp\u003e- Three-phase motors that will not start, overheat, trip, or lose torque\u003cbr\u003e- Contactors with damaged coils, burned poles, chatter, and unreliable auxiliary contacts\u003cbr\u003e- Control circuits with missing permissives, broken interlocks, and voltage-drop problems\u003cbr\u003e- 24 VDC power supplies, transformers, fuses, commons, and overloaded distribution circuits\u003cbr\u003e- Proximity sensors, photoelectric sensors, limit switches, analog signals, and encoders\u003cbr\u003e- PLC input and output faults at the electrical boundary\u003cbr\u003e- Solenoids, brakes, relays, valves, and actuators that receive a command but fail to operate\u003cbr\u003e- Loose terminals, damaged connectors, broken conductors, leakage, grounding, and shielding faults\u003cbr\u003e- Variable-frequency drives and the separation of supply, command, drive, cable, motor, and load problems\u003cbr\u003e- Intermittent failures caused by heat, vibration, moisture, timing, movement, and connection resistance\u003c\/p\u003e\u003cp\u003eEvery major topic follows a practical troubleshooting logic: \u003c\/p\u003e\u003cp\u003e\u003cb\u003esymptom → operating principle → circuit path → measurements → evidence → root cause → repair → verification → prevention\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eThe book also includes realistic factory cases showing how apparently simple symptoms can lead technicians toward the wrong component. A motor fault may actually begin in a contactor pole. A failed PLC input may be caused by a missing sensor reference. A control-power problem may appear only when several coils energize at the same time. An overload trip may be protecting the motor correctly from a mechanical problem.\u003c\/p\u003e\u003cp\u003eYou will learn how to: \u003c\/p\u003e\u003cp\u003e- Read electrical drawings while the machine is under fault conditions\u003cbr\u003e- Divide complex circuits into smaller testable sections\u003cbr\u003e- Select measurements that answer a specific diagnostic question\u003cbr\u003e- Distinguish electrical faults from mechanical and process problems\u003cbr\u003e- Avoid unnecessary component replacement\u003cbr\u003e- Diagnose intermittent faults without destroying the evidence\u003cbr\u003e- Verify that a repair restored both operation and protection\u003cbr\u003e- Convert repeated failures into preventive maintenance actions\u003c\/p\u003e\u003cp\u003eThis book is written for: \u003c\/p\u003e\u003cp\u003e\u003cb\u003eindustrial electricians, maintenance technicians, electrical engineers, automation specialists, PLC technicians, service engineers, machine builders, and technical students preparing for real factory work.\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eIt is manufacturer-neutral and focused on principles that apply across different machines, industries, and control systems.\u003c\/p\u003e\u003cp\u003eA good troubleshooter is not the person who changes parts fastest.\u003c\/p\u003e\u003cp\u003eIt is the person who can explain what failed, prove why it failed, restore the system safely, and prevent the same fault from returning.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Veselin Madzharov\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9798188112141\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Independently Published\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 07\/20\/2026\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 260\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.78lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.00h x 6.00w x 0.55d","brand":"Veselin Madzharov","offers":[{"title":"Paperback","offer_id":48997986992383,"sku":"9798188112141","price":24.99,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.whiterainbookhouse.com\/products\/industrial-electrical-troubleshooting-veselin-madzharov-9798188112141","provider":"WR Book House","version":"1.0","type":"link"}