CHEPP Certification Exam

An organization, office, or individual responsible for enforcing the requirements of a code or standard.

The EPSS should function according to which of the following standards?

Indicates a recommendation, or that which is advised but not required, in NFPA 110.

Indicates a mandatory requirement NFPA 110.

The purpose of NFPA 110, 8.4.2.2 is to protect the EPS from _______ and to protect the building’s essential loads.

While normal power is available, the only subsystems in the EPSS that are working include the battery charger and block heater.

Which branch supplier power to nurse call systems?

Which circuits on the Essential Electrical Distribution System (EEDS) are NOT required to receive emergency power within 10 seconds.

Circuits on the essential electrical distribution system are grouped into

The role of the EPSS is to supply electrical power to ______ electric loads in the event of failure of the normal utility feeds.

The critical branch may be split into two additional branches.

Diesel powered generator sets used for emergency power in an acute care facility are designated as Type ___, Class ___, Level ___ generator sets, per NFPA 110.

Healthcare facilities shall test their generator sets __ times a year, with testing intervals not less then __ days or exceeding __ days.

NFPA 99, states that your Emergency System (Life Safety and Critical branches) will be online within 10 seconds.

It is recommended the battery charger’s ammeter be checked ________. 

Before checking the electrolyte levels and the specific gravity of the electrolyte in a starting battery, the battery charger must be turned off and locked out at least __ minutes. 

Battery charger output wiring shall be _________ connected to the primary side of the starter solenoid (positive) and the EPS frame (negative), or other grounding location.

Battery charger output wiring shall be permanently connected to the primary side of the starter solenoid (positive) and the EPS frame (negative), or other grounding location.

Battery charger output may be temporarily connected to the primary side of the starter solenoid (positive) and the EPS frame (negative), or other grounding location.

It is recommended lead acid starting batteries be replaced every _____ months.

Use the Lockout/Tagout procedures found in OSHA ______ to remove the generator from automatic operation at the control panel of the EPS.

The EPS shall be heated as necessary to maintain the water jacket and battery temperature determined by the EPS manufacturer for cold start and load acceptance for the type of EPSS

The EPS shall be cooled as necessary to maintain the water jacket and battery temperature determined by the EPS manufacturer for cold start and load acceptance for the type of EPSS

Circuit breakers rated in excess of 600 volts for Level 1 system usage shall be exercised every ___ months

Circuit breakers in excess of 600 volts shall be tested under simulated overload conditions every _____.

The purpose of the _____ is to provide automatic disconnection of the generator from all circuits down-line from the generator in the event that power from the generator exceeds a specified value.

NFPA 110 requires the main line circuit breaker to be exercised ____.

NFPA 110 requires feeder breakers to be exercised _____.

EPSS circuit breakers for Level 1 system usage, including main and feed breakers between the EPS and the transfer switch load terminals, shall be exercised _____ with the EPS in the off position.

When checking the coolant system always wait ___ after the engine shuts down before removing the radiator cap.

Which of the following PPE is recommended at a minimum for checking coolant level.

The purpose of _____ is to alert personnel to EPSS abnormalities that would prevent the EPSS from operating as designed, and to indicate when normal and alternate (emergency) power is available.

Battery blanket heaters and water/oil heaters should _____ operating after the prime mover starts.

Testing all indicator lamps with the Press to Test button on the control panel and on the remote annunciator panel are required only on a monthly basis.

Automatic Transfer Switches sense the loss of electrical power and start the prime mover generally within __ to __ seconds.

The purpose of the _____ is to convert the mechanical energy produced by the prime mover to electrical energy.

The ______ drives the alternator, transforming mechanical energy into electricity.

The term “Wet Stacking” indicates the presence of unburned _____ and/or _____ in the exhaust system.

NFPA 110 requires exhaust temperatures be checked against manufacturer’s minimums if the generator is run or tested below __% of its nameplate rating

If the engine does show evidence of wet stacking, an engine load run test is mandatory for _ hours

To check the exhaust system during weekly inspections, the engine must be _____.

A condensate trap and drain valve shall be provided at the low points of exhaust piping, unless the piping is self-draining.

Checking the fuel system during weekly inspections includes everything except which of the following.

Fuel solenoid valves shall have a __________ operation, or a _____ bypass valve.

A fuel bypass valve may be used to shut the EPS down in case of failure or emergency.

The fuel manual bypass valve shall be visible and accessible and it’s purpose identified.

Spark-ignited generator sets shall be exercised at least _____ with the available EPSS load for __ minutes or until the water temperature and the oil pressure have stabilized.

A _____  is the source of electric power for the required capacity and quality for an emergency power supply system (EPSS).

The purpose of the _____ is to regulate the output voltage of the alternator to a specified value.

The room in which the EPS equipment is located shall not be used for other purposes that are not directly related to the EPS.

Parts, tools, and manuals for routine maintenance and repair shall not be permitted to be stored in the EPS room.

In a lead-acid battery, the specific gravity of the electrolyte in each cell is to be checked _____ adding any distilled water to raise the level of electrolyte. 

Battery charger leads are ______ be connected directly to the positive and negative battery posts. 

In diesel engines, mixing oil viscosity is acceptable due to the durability of the engine.

NFPA 110 states storage batteries, including electrolyte levels or battery voltage, used in connection with systems shall be inspected _____.

NFPA 110 recommends a battery load test should be performed _____.

A lead-acid battery consisting of sealed cells furnished with a valve that opens to vent the battery whenever the internal pressure of the battery exceeds the ambient pressure by a set amount.

A lead-acid battery consisting of cells that have electrodes immersed in liquid electrolyte.

Battery conductance testing shall be permitted in lieu of the testing of specific gravity.

Each prime mover shall be provided with storage battery units and a storage rack for each battery or battery unit.

Each prime mover shall be provided with either storage battery units or storage rack for each battery or battery unit.

Battery conductance testing shall not be permitted in lieu of the testing of specific gravity.

Transfer switches of the _____ branch are set to operate either automatically (but delayed) or automatically.

Self-acting equipment for transferring the connected load from one power source to another power source.

A manually operated device used in conjunction with an automatic transfer switch to provide a means of directly connecting load conductors to a power source and disconnecting the automatic transfer switch.

The purpose of _____ is to tie two or more EPSs together electrically for the purpose of producing additional current for circuits.

The _____ is self-acting equipment for transferring the connected load from one power source to another power source.

The purpose of _____ is to provide automatic disconnection of each transfer switch in the event of excessive current drain by the load downstream from the transfer switch.

When performing weekly inspections, ensure all transfer switches are locked and that the lights showing _____ power is available are illuminated. 

NFPA 110 states a ___________ source of power whenever the emergency generator is out of service.

NFPA 110 requires a portable or alternate source of power whenever the emergency generator is out of service.

NFPA 110 recommends a portable or alternate source of power whenever the emergency generator is out of service.

Records shall be created and maintained for all EPSS inspections, operational tests, exercising, repairs, and modifications.

EPSS records should include date of the maintenance report, service personnel, and any unsatisfactory conditions including parts replaced.

A written record of inspection, performance, exercising period, and repairs shall be regularly maintained and available for inspection by the authority having jurisdiction.

Diesel-powered EPS’s that do not meet the requirements of NFPA 110, 8.4.2 shall be exercised _____ with the available EPSS load and shall be exercised _____ with supplemental loads at not less than __ percent of the EPS nameplate kW rating for __ continuous minutes.

Suggested maintenance procedures and frequency should follow those recommended by the ________.

NFPA 110, states that your Emergency System (Life Safety and Critical branches) will be on line within 10 seconds.

The prime mover should be allowed to cool down for a minimum period of __ minutes before shut down.

Running ______ generators as part of this weekly inspection can result in problems such as wet stacking.

NFPA 110 states you shall have at least __ sets of instruction manuals for all major components of the EPSS.

NFPA 110 states “Level 1” system instruction manuals shall be kept in a secure, convenient location, one set __________, and the other set in a separate location.

NFPA 110 does not require special tools and testing devices necessary for routine maintenance be available.

According to NFPA 110 the instruction manuals from the manufacturer shall include a detailed explanation of the operation of the system.

According to NFPA 110 the instruction manuals from the manufacturer shall include instructions for routine maintenance.

According to NFPA 110 the instruction manuals from the manufacturer shall include a parts list and part numbers.

Operational tests after repair should last for a minimum of __ minutes.

NFPA 110 states a routine maintenance and operational testing program shall be initiated immediately ____ the EPSS has passed acceptance tests.

Operational tests after repair shall be initiated at the EPS (generator).

NFPA 110 states a routine maintenance and operational testing program shall be initiated after completion of repairs that impact the operational reliability of the system.

Operational tests after repair shall be initiated at an automatic transfer switch.

Operational tests after repair should include the  transfer of each automatic and manual transfer switch.

The routine maintenance and operational testing program shall be based on all of the following except ______.

Which OSHA code of federal regulation pertains to The Control of Hazardous Energy (Lockout/Tagout)?

NFPA 110 requires a “Qualified Person” perform operation, maintenance, repair, and testing of an EPSS.

The EPSS shall be maintained to ensure to a reasonable degree that the system is capable of supplying service within the time specified for the type and for the time duration specified for the class.

NFPA 110, ____ EPSSs, including all appurtenant components, shall be inspected weekly and exercised under load at least monthly.

The purpose of monthly testing is to _________________________.

EPSSs, including all appurtenant components, shall be inspected _____ and exercised under load at least _____.

NFPA 110, 8.4.1 pertains to activities which involve all EPSS components, with the generator, or EPS, representing but one.

NFPA 110, 8.4.1 pertains to the generator (or EPS) only.

NFPA, 8.4.1 states that an exercise shall be made on a weekly basis.

NFPA, 8.4.1 states that an inspection only, not an exercise, shall be made on a weekly basis.

EPSSs, including all appurtenant components, shall be inspected monthly and exercised under load at least semi-annually.

EPSSs, including all appurtenant components, shall be inspected weekly and exercised under load at least quarterly.

Most facilities perform the weekly inspection after the monthly load test.

Most facilities perform the weekly inspections before the monthly load test.

Which OSHA code of federal regulation pertains to Personal Protective Equipment?

A _____ is used to indicate the presence of a hazard that can cause severe personal injury, death, or substantial property damage if ignored.

A _____ sign or decal is used to indicate the presence of a hazard that will cause severe personal injury, death, or substantial property damage if ignored.

_____ is used to indicate the presence of a hazard that will or can cause minor personal injury or property damage if ignored.

_____ is used to notify people of installation, operation, or maintenance information which is important, but not hazard-related.

Testing the EPS can be initiated by simulating a power outage using the test switch(es) on the ATSs or by opening a normal breaker.

Load tests of generator sets [EPS’s] shall include complete cold starts.

You are not allowed to start the EPS from the control panel of the EPS, let the EPS warm up, and then transfer the loads.

According to NFPA 110, the date and time of day for required testing shall be decided by the ______.

The date and time of day for required testing shall be decided by the owner.

The date and time of required testing shall be determined by the service technician.

Exercising the EPS for __ minutes at operating temperature or minimum exhaust temperature necessitates, under most circumstances, running the machine for ______ minutes including warm up and cool down.

Diesel generator sets in service shall be exercised at least once monthly, for a minimum of __ minutes, under operating temperature conditions and at not less than __ percent of the EPS standby nameplate kW rating.

Main and feeder circuit breakers shall be inspected _____ and a program for periodically exercising the components shall be established according to manufacturer’s recommendation.

When testing Main and feeder circuit breakers you should not simulate overload trip conditions due to possibly damaging the breaker.

The generator needs to run, with or without load, to be inspected.

NFPA 110, _____ If the generator set is used for standby power or for peak load shaving, such use shall be recorded and shall be permitted to be substituted for scheduled operations and testing of the generator set, providing the same record as required by 8.3.4.

According to NFPA 110, If the generator set is used for standby power or for peak load shaving, such use shall be recorded _____ be permitted to be substituted for scheduled operations and testing of the generator set.

If the generator is used for standby power or for peak load shaving, such use shall be recorded and shall be permitted in lieu of scheduled operations and testing of the generator set.

NFPA 110 states, starting time delays shall be set for a __ second minimum for diesel powered units and ___ second minimum for gas turbine units.

Time delays for transfer to emergency power, after losing utility, should be set for 1-second.

Time delays for restoration to normal power from emergency should be set for 1-minute.

Time delays for restoration to normal power should be set for 5 minutes minimum.