IECRM recently hosted a lively and successful Grand Re-Opening Happy Hour and Open House event at our newly renovated Fort Collins training facility and state-of-the-art electrical lab. Click here to see photos! Here’s a recap of the highlights: At the […]
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NEC Code Question A vessel that holds the plates, electrolyte, and other elements of a single unit in a battery is known as a(n) ___. Select one: a. storage battery b. electrolyte c. container d. cell The answer is c. […]
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A single 1500-W cord-and-plug-connected load on a 120-volt circuit would draw ___ amps. This requires a number ___ wire and a ___ circuit breaker for the branch circuit. Select one: Scroll down to see the answer. The answer is d.12.5 […]
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Continuous duty motors with a marked service factor not less than 1.15 shall have the minimum running overload protection sized at ___ percent of the nameplate rating of the motor. Select one: a. 115 b. 130 c. 125 d. 140 […]
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When service-entrance conductors exceed 1100 kcmil for copper, the required grounded conductor must be sized not less than ___ percent of the area of the largest phase conductor. Select one: a. 15 b 12.5 c. 19 d. 25 Answer: b. […]
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Metallic surface-type cabinets for electrical equipment in damp or wet locations shall be mounted so there is at least ___ airspace between the cabinet and the wall or other supporting surface. Select one: a. 1/4 in. b. 3/8 in. c. 1/2 in. d. 1/8 in. Correct Answer – […]
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The installation of a fire alarm system requires a plenum cable to be run above the lay-in ceilings. Which of the following cable types is acceptable? I. CMR II. CMP III. FPLR IV. FPLP Select one: a. III or IV only […]
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A very long branch circuit has been installed underground in Schedule 40 PVC. The circuit extends from a 120/208-volt, 3-phase, 4-wire panelboard to the load. The branch circuit conductors are connected to a 20-A circuit breaker in the panel. Due […]
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Signs or outline lighting system equipment shall be at least ___ feet above areas accessible to vehicles unless protected from physical damage. Select one: a. 10 b. 22 c. 18 d. 14 e. 12 The Answer is […]
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In an area used for patient care, the grounding terminals of all receptacles and all non-current-carrying conductive surfaces of fixed electric equipment likely to become energized that are subject to personal contact, operating at over ___, shall be connected to […]
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