APC Back-UPS CS 350VA

The Back-UPS CS provides professional power protection for office and home systems. Battery powere...

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Product Information

Full details

This guide helps users understand and effectively use the APC Back-UPS CS 350VA. Designed for home and small office environments, it provides battery backup and surge protection to safeguard your electronics from power outages and surges. While offering reliable power protection, it's important to note the runtime is limited, so it's best for short outages.

All features

Model Part Number	BK350EI
Brand	A.P.C.

Extended Product Information

FAQs

How long does the battery last?

The backup time depends on the load. At full load (210W), it provides approximately 8.6 minutes. At half load, it can provide up to 22.1 minutes.

How do I replace the battery?

Unplug the UPS. Remove the front panel. Slide the old battery out and insert the new one. Replace the front panel.

What devices can I connect to the UPS?

You can connect computers, monitors, network devices, and other electronics, as long as the total power consumption is less than 210W.

What is the warranty?

The APC Back-UPS CS 350VA comes with a 2-year warranty.

Where can I download the PowerChute Personal Edition software?

The software is included on a CD and is also available for download on the APC website.

What is the function of the RJ-11 port?

The RJ-11 port provides surge protection for your phone line, fax machine, or modem.

Troubleshooting

UPS not providing backup power.

Check the power connection to the UPS. Ensure the UPS is turned on. Verify the battery is charged. If the problem persists, replace the battery.

UPS beeping continuously.

The UPS is likely overloaded. Disconnect some devices to reduce the load. If the battery is low, allow the UPS to recharge.

Software not communicating with the UPS.

Ensure the USB cable is securely connected. Reinstall the PowerChute Personal Edition software. Check the software settings for the correct UPS model.

UPS is not turning on.

Check the power cable and outlet. If the UPS is connected, but still will not turn on, the unit may be faulty.

Pros and Cons

Pros

Provides reliable battery backup during power outages.
Protects equipment from damaging power surges.
Offers USB connectivity for software integration and monitoring.
Compact and space-saving design.
User-replaceable battery for extended lifespan.

Cons

Limited runtime at full load (approximately 8.6 minutes).
Not suitable for high-power devices.
Requires periodic battery replacement.
May not offer enough time for all critical devices during extended outages.

Setup, Compatibility & Care

Placement: Place the UPS in a well-ventilated area, away from direct sunlight, heat sources, and moisture.
Connections: Connect your devices to the IEC C13 outlets on the back of the UPS. For critical devices, use the outlets labeled with battery backup.
USB Connection: Connect the USB cable from the UPS to your computer for software integration and monitoring.
Software Installation: Install the PowerChute Personal Edition software (included) to monitor power status and configure automatic shutdown settings.
Compatibility: This UPS is compatible with most PCs, monitors, and other electronics. Ensure the total load of connected devices does not exceed the UPS's capacity (210W / 0.35 kVA).
Battery Care: The battery is a Sealed Lead Acid (VRLA) type. It is user-replaceable. APC recommends replacing the battery every 3-6 years, depending on usage and environmental conditions.
Testing: Perform a self-test regularly to ensure the UPS is functioning correctly. Refer to the user manual for instructions.