Coal Mine Electrician Handbook (Revised Edition): Motors and Electrical Apparatus - First Part

Author: Gu Yonghui
Publisher:
Publish Date: 1995-12-01
Features: This volume mainly includes: Part 1: Common calculation formulas, laws, terminology, common electrical symbols and units, basic principles of electrical equipment explosion-proofing, electrical materials and electrical measurement instruments. It is the foundational part of the Coal Mine Electrician Handbook, from which you can find basic calculation methods and data for electrical equipment repair and operation. Part 2: Repair methods for AC/DC, high/low-voltage motors, high/low-voltage switches, special motors, and various transformers, as well as wiring methods for changing voltage, frequency, pole numbers, and capacity. It provides detailed repair processes, technical data, calculation methods, and testing techniques for professionals engaged in the repair of various electrical equipment. This book is available for technical personnel and workers in coal mines and other enterprises who are involved in electrical equipment repair to refer to and use.