By Thomas M. Shoemaker

A Compact, On-the-Job Reference for Linemen and CablemenFully up to date with the newest NEC and OSHA criteria, this one-stop transportable advisor includes the an important electric info, formulation, calculations, and security info crucial at any jobsite. The Lineman's and Cableman's box handbook, moment version, presents easy-to-follow information on developing, working, and protecting either overhead and underground electrical distribution and transmission traces. invaluable charts, tables, diagrams, equations, and definitions are integrated all through this useful source. the hot version of the handbook covers: Line conductors * Cable, splices, and terminations * Distribution voltage transformers * Wood-pole buildings * Guying * Lightning and surge safeguard * Fuses * Inspection and upkeep plans * Tree trimming * Rope, knots, splices, and equipment * Grounding * protecting grounds * defense gear and rescue

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Additional info for The Lineman's and Cableman's Field Manual, Second Edition

Sample text

To find the current when the horsepower of the motor, the voltage, the efficiency, and the power factor are given: I5 hp 3 746 E 3 pf 3 eff NOTES NOTES Chapter 2 Line Conductors Types ■ Copper ■ Aluminum ■ Steel Definitions Solid conductor A single conductor of solid circular section (Fig. 1). Stranded conductor A group of wires made into a single conductor (Fig. 2). Aluminum conductor steel reinforced (ACSR) (Fig. 8) Aluminum conductor composite reinforced (ACCR) Aluminum conductor composite core (ACCC) Trapezoidal wire (TW) Vibration-resistant (VR) conductor Self-damping (SD) Copperweld steel wire A coating of copper is welded to the steel wire (Fig.

Alternating-current motor, single-phase. To find the current when the horsepower of the motor, the voltage, the efficiency, and the power factor are given: I5 hp 3 746 E 3 pf 3 eff NOTES NOTES Chapter 2 Line Conductors Types ■ Copper ■ Aluminum ■ Steel Definitions Solid conductor A single conductor of solid circular section (Fig. 1). Stranded conductor A group of wires made into a single conductor (Fig. 2). Aluminum conductor steel reinforced (ACSR) (Fig. 8) Aluminum conductor composite reinforced (ACCR) Aluminum conductor composite core (ACCC) Trapezoidal wire (TW) Vibration-resistant (VR) conductor Self-damping (SD) Copperweld steel wire A coating of copper is welded to the steel wire (Fig.

Alternating-current, single-phase. To find the impedance when the resistance and inductive reactance are given: Z 5 2R2 1 XL2 19. Alternating-current, single-phase. To find the impedance when the resistance, inductive reactance, and capacitive reactance are given: Z 5 2R2 1 sXL 2 Xcd2 Power 20. Direct-current. To find the power when the voltage and current are given: P ϭ EI 21. Alternating-current, single-phase. To find the power when the voltage, current, and power factor are given: P 5 E 3 I 3 pf 22.

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