1. You'll be taking the same exam as the students who are in the full length class and will need to do so in a proctored environment. When combining batteries in DC installation, which statement is NOT true. Both technicians agree that batteries have to be accessible for inspection and maintenance according to the NFPA. TECH B SAYS WHEN THE CURRENT DOES NOT FLOW IN THE CIRCUIT, THERE IS A SHORT IN THE CIRCUIT. What is a possible problem with installing a new solid state Voltage regulator to replace a manual one? 11.4 Amp current draw, use 15 Amp breaker. TO THE NEGATIVE BATTERY POST AND NEGATIVE CABLE TERMINAL AT THE ENGINE WHILE CRANKING THE ENGINE, C. TO THE POSITIVE BATTERTY POST AND POSITIVE CABLE TERMINAL AT THE STARTER WHILE CRANKING THE ENGINE), 1.
Our library is the biggest of these that have literally hundreds of thousands of different products represented. What size circuit breaker would you use? MOTOR CIRCUITS THAT DO NOT PROVIDE THEIR OWN INTEGRATED THERMAL CUTOUT MUST BE FUSED BASED ON: 1. devanh91. TECH B SAYS PULL TEST REQUIREMENTS ARE DICTATED BY THE GENERATOR MANUFACTURERS. Technician A says double pole circuit breakers must be used to provide Overcurrent protection for both the ungrounded and grounded conductors of an AC input circuit. Tech A says that combined AC/DC panel boards are grounded via the DC negative bus. See A-1.10.3.1 and A-1.11. Must be protected with dielectric insulating material. When simultaneously recharging two different types of batteries (house & start) with diode type battery isolator, where is it best to sense the voltage for charging source? The study guides are not included with the proctored testing so they will have to be purchased separately.
Technician B says that they must be kept separate. (see 11.6.2.3.2, exception). Technician B says this is a dangerous situation and AC may be present in the water - immediate attention to the problem is required. ... Tech A says the ABYC has pull-test requirement for wiring connecting the generator to onboard circuits. zF5[�O��nR�m� p{�A���>���i��%�Z79�'��� O��f[�ѵ)�u�E�ē� &��@�ݲ�s�ӨB�(�E��jU�%2��w���&���B�_H�� z%-�� >U���Az:N��?�l
f��$�мU�}�S[��MM� N�� @ģ�d�BV��ʓ$. WHEN WORKING ON A 120V AC ELECTRICAL CIRCUIT, POWER SHOULD BE APPLIED ONLY AS NECESSSARY TO. T or F: Because the shore power connection is a power source, the neutral conductor should be tied to ground at the point where it comes in to the boat (shore power cable connection). The most common electrical circuit problem in marine applications is: The primary by-product of excessive electrical resistance is: What is the preferred tool for tracing shorted and open circuits? What gauge wire is required at a minimum for the primary down conductor from a lightning Air Terminal? Which is correct? ... Also ABYC certified in Marine Electrical Systems. Which technician is correct? Which is the primary function on an inverter? Technician B says it is allowable to go up to 150% over the current allowed in table VI A-C of E-11. A-25.5.2 Output voltage and frequency shall be in accordance with ABYC E-8, Alternating Current (AC) Electrical … How often (in inches) shall wire bundles be supported?
What is an ELCI and where is it required to be installed? An "open Neutral" conductor in a 240V/120V shore power system will most likely show up as: True (provided the generator's self-limiting current, AKA "overload current", does not exceed 120% of it's rated current output). The maximum current draw from the panel is calculated at 90 amps. BASED ON THE MATERIAL WITHIN THIS SECTION, HIGH-FREQUENCY TRANSFORMERS TYPICALLY RUN_________ THAN TRADITIONAL MAGNETIC TRANSFORMERS. THE MAXIMUM ALLOWABLE VOLTAGE DROP PERMITTED FOR PANELBOARD DC FEEDERS BASED ON ABYC IS: 1. What may happen to a solar array or wind generator used to charge batteries without a blocking diode? How many conductors may be attached to a single terminal stud? The meter is reading 1.6 amps. While out cruising (away from the dock), batteries on a typical cruiser have what percentage of charge? PLACE A CUP OF WATER UNDERNEATH THE SENSOR PROBES TO TEST THE SENSOR, C. LIFT THE FLOAT SWITCH TO ACTIVATE THE SENSOR TO TEST ITS OPERATION ). 16 ga. (see E-11.14.1.1.2 note: some 18 AWG exceptions exist), For AC circuits, ABYC recommends that minimum conductor size shall be at least. 8 amps (E-11 Table XII Conductor Ampacity - Flexible Cords), maximum current carrying capacity for an flexible cord of 16 AWG with 2 current carrying conductors inside the engine spaces is, A diode is a semiconductor that passes current, Allowable amperage for AC conductors of 14 AWG, 105 degree C insulation, outside the engine spaces, when 2 current carrying. T or F: it is ok to mount a battery switch inside an engine room, because ABYC startes that it must be located as close to the batteries as practical. 1. Learn vocabulary, terms, and more with flashcards, games, and other study tools. this is the first one which worked! THE GAUGE THEN READS FULL SCALE. A galvanic isolator will be connected with conductors having an ampacity that is _____ of the isolator's rating. The maximum allowable voltage drop permitted for panel board DC feeders is: T or F: Solid (non-stranded) conductors are not allowed for AC wiring anywhere on a boat. What does "trip free" circuit breaker mean? Tech B says pull-test requirements are dictated by the generator manufacture. A CUSTOMER COMPLAINS THAT THE GAS GAUGE IS SHOWING ¼ FULL. Why do battery chargers require a separate case connection to main AC grounding bus and Engine negative / DC grounding bus? What is the minimum insulation temperature rating for conductors routed inside an engine room? The maximum sustained charging voltage acceptable to some gell cell battery manufacturers is: 0.050 points of specific gravity below other cells = bad cell. Which of the foillowing is the most probably cause? WHICH TECH IS CORRECT? THIS MOST LIKELY INDICATES: A NEUTRAL-TO-GROUND LINK AT THE BOAT'S AC PANEL BOARD. XD.
11.4.20 Polarized system AC - A system in which the grounded and ungrounded conductors are connected ... with the requirements of ABYC H-2, Ventilation of Boats Using Gasoline. Which type of battery generally recharges faster? T or F: A visible means [voltmeter, light, etc] of determining an inverter is "online or in standby mode" must be installed at the main AC electrical distribution panel.
Faulty exciter winding / diode rectifier circuit. THE PROBLEM IS: 1. When measuring temperature to determine potential electrical issues involving excessive connector resistance, what is the threshold for concern? 800 CCA or 100 Ahr (exceptions: electronic equipment with battery backed memories; safety equipment such as bilge pumps, alarms, CO detectors, bilge blowers; battery chargers; I'm pressed current systems. False. An isolation transformer shall have overcurrent protection rated at not more than _____ of the rated primary of the transformer. If a generator is not self limiting, the power feeder conductor from the generator shall be sized to accommodate the generator's maximum rated output and shall be protected at the generator with overcurrent protection devices whose rating shall not exceed of the generator rated output . I get my most wanted eBook.
Tech B, According to ABYC, maximum current carrying capacity of a 10 gauge wire, 105 degree C insulation, inside the engine room, What is the expected voltage across a 'closed' switch that is operating properly, Sheathed ungrounded conductors connected directly to a battery must have overcurrent protection devices located within. Journeyman Electrician Practice Exams by Ray Holder; Master Electrician Practice Exams by Ray Holder; With Tests.com, you have the option to purchase a practice test kit based on the 2014, 2017 or 2020 NEC Codes. Which is correct? The inverter DC grounding conductor may be one size smaller than than the minimum size conductor required for the DC current carrying conductors providing the overcurrent protection device in the DC positive conductor is rated no greater than __________ of the ampacity of the DC grounding conductor and the conductor is no smaller than 16 AWG. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Which is correct? THE GAUGE DID NOT FUNCTION BEFORE. the battery charger case shall be tied to the engine negative terminal/bus, along with the negative output terminal of the battery charger, not at the battery charger case itself.. T or F: A battery charger case shall be tied to the DC negative output terminal at the battery charger.
... ASE A6 practice test. Which is correct, A, B, Both or Neither? Ampacity < 20 Amps, voltage drop across terminals < 50 mV @ 20 A flow, no separation with a one-minute pull of 6 lb force. Furthermore, anyone wanting to perform electrical work on a boat should study the relevant standards from ABYC and the instructions that come with each piece of equipment. False, they must be isolated to prevent shock hazard at the unutilizd shore power connector pins. Tech B says this is technically impossible. There are several reasons why you might decide to challenge an ABYC Certification exam. Which is correct? Which of the following is the function of a galvanic isolator? It is no small feat to take and pass an exam without devoting a significant amount of time beforehand. TECH A SAYS THAT COMBINED AC/DC PANELBOARDS ARE GROUNDED VIA THE DC NEGATIVE BUS. A panelboard or switchboard with no sub-main circuit breaker or fuse shall have installed, at the source of power, overcurrent protection not to exceed _______ of the load capacity of that panel, or the current carrying capacity of the feeders. A polarity indicator light that is glowing more dimly than normal could be an indicator of: D. A neutral-to-gound link at the boats AC panel board. Which is NOT a correct statement regarding the automatic shut-down device for a permanently installed Genset? 10/27/2020 » 11/12/2020Interactive Online Corrosion Certification - CLASS FULL! TO ACTUALLY VIEW HARMONIC DISTORTION A TECHNICIAN MIGHT USE A. b.
Technician B says as long as total output load is, d) If its maximum overload current exceeds 120% of its rated output.
Who is correct? You have a cable that runs from a battery to a bow thruster.
1. Which is the primary function of a converter? (see E-30.5.2). What is the general rule for use of friction connectors? An open circuit in the neutral to ground link at an AC generator. When two 6 volt, 220 amp/hour golf cart batteries are connected in series, the resulting output is: When two 6 volt, 220 amp/hour golf cart batteries are connected in parallel, the resulting output is: A deep cycle battery is one with an internal design that suits: What household item is used to neutralize battery acid? IF RESISTANCE IS ADDED TO A SERIES CIRCUIT, THE CURRENT FLOW. How far away from a gasoline tank must a pre-wired battery charger's AC connection plug be located? Technician A says the AC system wiring must include a voltmeter installed on the main panelboard if the system wiring is permanently connected to a genset. In order to read or download abyc study guide ebook, you need to create a FREE account. ABYC welcomes any written comments on the Standards and Technical Information Reports. Anode is negative, Cathode is positive. According to ABYC Standard E-11, the distance from the shore power inlet to the main circuit over current protection should be within. The maximum allowable voltage drop permitted for panelboard DC feeders based on ABYC is: Which of the following battery has the largest case or physical size of the battery case? The tool of choice for testing AC generator winding insulation integrity is a: Technician A says that a generator's neutral and ground must be connected together at the generator. PLAY. False. The nominal trip rate for GFCI receptacles in the US is: The current flowing through a 120 volt AC heating element at 1800 watts is. If a customer complains of low voltage at the AC Panel while at the dock, the technician should first, Technician A says overcurrent protection for the main shore power feeders must be with 7" of the source of power (the hull. A COSTUMER COMPLAINS THAT THE SMOKE DETECTOR IS NUISANCE ALARMING. A CUSTOMER COMPLAINS OF A DEFECTIVE TRIM TAB PUMP. ABYC Recreational Boat Certification Designations & Technical Education and Technician Certification in U.S. & Canada. You are installing a 220 volt electric heater in a boat.
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