SECTION 130.57. Electrical Technology I (One Credit), Adopted 2015

(a) General requirements. This course is recommended for students in Grades 10-12. Recommended prerequisite: Principles of Architecture or Principles of Construction. Students shall be awarded one credit for successful completion of this course.

(b) Introduction.

(1) Career and technical education instruction provides content aligned with challenging academic standards and relevant technical knowledge and skills for students to further their education and succeed in current or emerging professions.

(2) The Architecture and Construction Career Cluster focuses on designing, planning, managing, building, and maintaining the built environment.

(3) In Electrical Technology I, students will gain knowledge and skills needed to enter the workforce as an electrician or building maintenance supervisor, prepare for a postsecondary degree in a specified field of construction or construction management, or pursue an approved apprenticeship program. Students will acquire knowledge and skills in safety, electrical theory, tools, codes, installation of electrical equipment, and the reading of electrical drawings, schematics, and specifications.

(4) Students are encouraged to participate in extended learning experiences such as career and technical student organizations and other leadership or extracurricular organizations.

(5) Statements that contain the word "including" reference content that must be mastered, while those containing the phrase "such as" are intended as possible illustrative examples.

(c) Knowledge and skills.

(1) The student demonstrates professional standards/employability skills as required by business and industry. The student is expected to:

(A) identify job opportunities with their accompanying job duties such as electrician, building maintenance technician, manager, and electrical engineer; and

(B) research career pathways, including education, job skills, and experience required to achieve that pathway.

(2) The student identifies the issues associated with electrical hazards found on a jobsite. The student is expected to:

(A) demonstrate safe working procedures in a construction environment;

(B) explain the purpose of the Occupational Safety and Health Administration (OSHA) and how it promotes safety on the job;

(C) identify electrical hazards and how to avoid or minimize them in the workplace; and

(D) explain safety issues concerning lockout and tagout procedures, personal protection using assured grounding and isolation programs, confined space entry, respiratory protection, and fall protection.

(3) The student learns conduit bending and installation. The student is expected to:

(A) identify the methods of hand bending conduit;

(B) identify the various methods used to install conduit;

(C) use mathematical formulas to determine conduit bends;

(D) make 90 degree bends, back-to-back bends, offsets, kicks, and saddle bends using a hand bender; and

(E) cut, ream, and thread conduit.

(4) The student gains knowledge of the hardware and systems used by an electrician to mount and support boxes, receptacles, and other electrical components. The student is expected to:

(A) identify and explain the use of threaded fasteners;

(B) identify and explain the use of non-threaded fasteners;

(C) identify and explain the use of anchors;

(D) demonstrate the correct applications for fasteners and anchors; and

(E) install fasteners and anchors.

(5) The student learns the electrical concepts used in Ohm's law applied to direct current and series circuits and understands series parallel circuits, resistive circuits, Kirchhoff's voltage and current laws, and circuit analysis. The student is expected to:

(A) recognize what atoms are and what atoms are composed of;

(B) define voltage and identify the ways in which it can be produced;

(C) explain the difference between conductors and insulators;

(D) define the units of measurement used to measure the properties of electricity;

(E) explain how voltage, current, and resistance are related to each other;

(F) calculate an unknown value using the formula for Ohm's law;

(G) explain the different types of meters used to measure voltage, current, and resistance;

(H) calculate the amount of power used by a circuit using the power formula;

(I) explain the basic characteristics of a series, parallel, and combined series-parallel circuit;

(J) calculate, using Kirchhoff's current law, the total current in parallel and series-parallel circuits; and

(K) find the total amount of resistance in a series, parallel, or combined series-parallel circuit.

(6) The student gains knowledge in selecting, using, and safely maintaining common electrical test equipment. The student is expect to:

(A) explain how to operate test equipment such as ammeter, ohmmeter, volt-ohm-multimeter, continuity tester, and voltage tester;

(B) explain how to read specific test equipment and convert from one scale to another when using specified test equipment;

(C) explain the importance of proper meter polarity; and

(D) explain the difference between digital and analog meters.

(7) The student uses the National Electrical Code. The student is expected to:

(A) explain the purpose and history of the National Electrical Code;

(B) describe the layout of and explain how to navigate the National Electrical Code;

(C) describe the purpose of the National Electrical Manufacturers Association and National Fire Protection Association; and

(D) explain the role of testing laboratories.

(8) The student learns the types and applications of raceways, wireways, and ducts. The student is expected to:

(A) describe various types of cable trays and raceways;

(B) identify and select various types and sizes of raceways;

(C) identify and select various types and sizes of cable raceways;

(D) identify and select various types of raceway fittings;

(E) identify various methods used to install raceways;

(F) demonstrate knowledge of National Electrical Code raceway requirements;

(G) describe procedures for installing raceways and boxes on masonry surfaces, metal stud systems, wood-framed systems, and drywall surfaces; and

(H) recognize safety precautions that must be followed when working with boxes and raceways.

(9) The student learns the types and applications of conductors and wiring techniques. The student is expected to:

(A) demonstrate the various wire sizes using a wire in accordance with American Wire Gauge standards;

(B) identify insulation and jacket types according to conditions and applications;

(C) describe voltage ratings of conductors and cables;

(D) read and identify markings on conductors and cables;

(E) use the tables in the National Electrical Code to determine the ampacity of a conductor;

(F) state the purpose of stranded wire;

(G) state the purpose of compressed conductors;

(H) describe the different materials from which conductors are made;

(I) describe the different types of conductor insulation;

(J) describe the color coding of insulation;

(K) describe instrumentation control wiring;

(L) describe the equipment required for pulling wire through conduit;

(M) describe the procedure for pulling wire through conduit;

(N) install conductors in conduit; and

(O) pull conductors in a conduit system.

(10) The student learns electrical symbols and their use in design drawings. Additionally, students learn to interpret schematics, one-line diagrams, and wiring diagrams. The student is expected to:

(A) explain the basic layout of a design drawing;

(B) describe the information included in the title block of a drawing;

(C) identify common symbols and the various types of lines used on drawings;

(D) understand the use of architect's and engineer's scales;

(E) interpret electrical drawings such as site plans, floor plans, and detail drawings;

(F) read equipment schedules found on electrical drawings; and

(G) describe the type of information included in electrical specifications.

(11) The student learns the electrical devices and wiring techniques used in commercial and industrial construction and maintenance. The student is expected to:

(A) identify and state the functions and ratings of special switches such as single-pole, double-pole, three-way, four-way, dimmer, and safety switches;

(B) explain National Electrical Manufacturers Association classifications as they relate to switches and enclosures;

(C) explain the National Electrical Building Code requirements concerning wiring devices;

(D) identify and state the functions and ratings of wiring devices such as straight blade, twist lock, and pin and sleeve receptacles;

(E) identify and define receptacle terminals and disconnects;

(F) identify and define ground fault circuit interrupters;

(G) explain the box mounting requirements in the National Building Code;

(H) use appropriate tools and connectors to strip and splice wires together;

(I) identify and state the functions of limit switches and relays; and

(J) identify and state the function of switchgear.

(12) The student learns the electrical devices and wiring techniques used in residential construction maintenance. The student is expected to:

(A) describe how to determine electric service requirements for dwellings;

(B) explain the grounding requirements of a residential electric service;

(C) calculate and select service-entrance equipment;

(D) select the proper wiring methods for various types of residences;

(E) explain the role of the National Electrical Code in residential wiring;

(F) compute branch circuit loads and explain their installation requirements;

(G) explain the types and purposes of equipment grounding conductors;

(H) explain the purpose of ground-fault circuit interrupters and tell where they must be installed;

(I) determine the size of outlet boxes and select the proper type for different wiring methods;

(J) describe rules for installing electric space heating and heating, ventilating, and air conditioning equipment;

(K) describe the installation rules for electrical systems around swimming pools, spas, and hot tubs;

(L) describe the installation and control of lighting fixtures; and

(M) explain how wiring devices are selected and installed.

Source Note: The provisions of this §130.57 adopted to be effective August 28, 2017, 40 TexReg 9123