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Questions and Answers
What are the three basic roles served by a UPS?
What are the three basic roles served by a UPS?
- Voltage regulator, power conditioner, frequency stabilizer
- Battery charger, power switch, energy monitor
- Backup battery, surge protector, power inverter (correct)
- Power distributor, energy converter, surge suppressor
Which type of UPS provides conditioned power and switches to battery backup mode during a power failure?
Which type of UPS provides conditioned power and switches to battery backup mode during a power failure?
- Online (double conversion) UPS
- Voltage-regulated UPS
- Line-interactive UPS (correct)
- Standby (offline) UPS
What is the main function of a standby (offline) UPS?
What is the main function of a standby (offline) UPS?
- Protects against power surges and provides battery backup (correct)
- Converts AC power to DC power
- Monitors energy consumption
- Regulates voltage and frequency
Which type of UPS includes a high-efficiency ECO mode?
Which type of UPS includes a high-efficiency ECO mode?
What is the recommended maximum load for a UPS system's capacity?
What is the recommended maximum load for a UPS system's capacity?
Which factor does a UPS guard against, depending on the type of UPS?
Which factor does a UPS guard against, depending on the type of UPS?
What does a line-interactive UPS do in addition to providing battery backup?
What does a line-interactive UPS do in addition to providing battery backup?
What happens to the AC power in a standby (offline) UPS under normal conditions?
What happens to the AC power in a standby (offline) UPS under normal conditions?
What is the primary purpose of an uninterruptible power supply (UPS)?
What is the primary purpose of an uninterruptible power supply (UPS)?
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