What is the purpose of an uninterruptible power supply (UPS)?
To provide backup power in case of a power outage
To regulate the voltage of incoming power
To convert DC power to AC power
To protect against power surges
What can a UPS offer?
To provide backup power during outages
To regulate voltage levels
To increase energy efficiency
To prevent electrical surges
Which of the following are common types of UPS topologies?
Offline/Standby
Line-interactive
Online/Double-conversion
Parallel Redundant
Serial Redundant
Which of the following devices is typically connected to a UPS?
Computer
Server
Refrigerator
Stove
Router
What is the main difference between a standby UPS and an online UPS?
What is the main advantage of an Online/Double-conversion UPS?
Provides continuous power conditioning and isolation
Offers high efficiency during normal operation
Switches to battery power instantly during outages
Minimizes harmonic distortion in the electrical system
What is the purpose of a bypass switch in a UPS?
To redirect power directly to the load bypassing the UPS
To switch between different UPS topologies
To regulate voltage levels during power fluctuations
To provide surge protection for connected devices
What is the unit of measurement for the capacity of a UPS?
Volt-Ampere (VA)
Watt (W)
Ampere (A)
Joule (J)
Which type of UPS topology offers the highest level of protection and efficiency?
Double Conversion Online UPS
Line Interactive UPS
Standby UPS
Delta Conversion UPS
Which of the following factors should be considered when sizing a UPS for a specific application?
Total power consumption of connected equipment
Expected runtime during power outages
Power factor of the load
Number of input/output connections required
Color preference of the user
What is the purpose of automatic voltage regulation (AVR) in a UPS?
To regulate and stabilize the voltage of incoming power
To provide backup power during outages
To convert DC power to AC power
To protect against power surges
Which types of batteries are commonly used in UPS systems?
SLA Sealed Lead Acid Battery
Lithium-ion battery
Nickel-Cadmium (NiCd) battery
Alkaline battery
What is the typical runtime of a UPS during a power outage?
What is the purpose of surge protection in a UPS?
To protect connected devices from voltage spikes and power surges
To regulate the voltage of incoming power
To convert DC power to AC power
To provide backup power during outages
Which of the following is NOT a benefit of using a UPS?
Protection against power outages
Improved energy efficiency
Reduced risk of data loss
Extended lifespan of connected devices
Enhanced surge protection
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