APC SUA1000US, SUA750RM1U user manual Troubleshooting

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5: TROUBLESHOOTING

Use the chart below to solve minor Smart-UPS installation and operation problems. Refer to the APC web site, www.apc.com, for assistance with complex UPS problems.

PROBLEM AND POSSIBLE

 

SOLUTION

CAUSE

 

 

UPS WILL NOT TURN ON

 

 

Battery not connected prop-

Check that the battery connector is fully engaged.

erly.

 

 

 

 

 

button not pushed.

Press the

button once to power the UPS and the connected equipment.

UPS not connected to utility

Check that the power cable from the UPS to the utility power supply is se-

power supply.

curely connected at both ends.

Very low or no utility voltage.

Check the utility power supply to the UPS by plugging in a table lamp. If the

 

light is very dim, have the utility voltage checked.

 

 

 

UPS WILL NOT TURN OFF

 

 

button not pushed.

Press the

button once to turn the UPS off.

Internal UPS fault.

Do not attempt to use the UPS. Unplug the UPS and have it serviced imme-

 

diately.

 

 

 

 

UPS BEEPS OCCASIONALLY

 

 

Normal UPS operation when

None. The UPS is protecting the connected equipment.

running on battery.

 

 

 

 

UPS DOES NOT PROVIDE EXPECTED BACKUP TIME

The UPS battery is weak due

Charge the battery. Batteries require recharging after extended outages.

to a recent outage or is near

They wear faster when put into service often or when operated at elevated

the end of its service life.

temperatures. If the battery is near the end of its service life, consider replac-

 

ing the battery even if the replace battery LED is not yet lit.

 

 

ALL LEDS ARE LIT AND THE UPS EMITS A CONSTANT BEEPING

Internal UPS fault.

Do not attempt to use the UPS. Turn the UPS off and have it serviced imme-

 

diately.

 

 

 

 

FRONT PANEL LEDS FLASH SEQUENTIALLY

 

The UPS has been shut down

None. The UPS will restart automatically when utility power returns.

remotely through software or

 

 

an optional accessory card.

 

 

 

 

ALL LEDS ARE OFF AND THE UPS IS PLUGGED INTO A WALL OUTLET

The UPS is shut down and the

None. The UPS will return to normal operation when the power is restored

battery is discharged from an

and the battery has a sufficient charge.

extended outage.

 

 

 

 

 

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Contents APC Smart-UPS Page Unpacking IntroductionPositioning the UPS Installing the Rails in the Rack Mounting the UPS in a Rack Connecting Equipment and Power to the UPS UPS. Use only interface kits supplied or approved by APC Operation On Battery Operation User Configurable Items 230V models Disconnecting the Battery for Transport Replacing the Battery ModuleStorage Troubleshooting 120V models only. Site wiring Utility Voltage Contacting APC Service230V Models Regulatory Agency Approvals and Radio Frequency WarningsDeclaration of Conformity Limited Warranty

SUA1000US, SUA750RM1U specifications

The APC SUA750RM1U and SUA1000US are highly-regarded uninterruptible power supplies (UPS) designed to provide reliable power protection for critical electronic equipment. These models are part of APC's Smart UPS series, known for their superior performance and advanced technology.

The APC SUA750RM1U is a 750VA rack-mounted model that is perfect for data centers, server rooms, and other environments where space is at a premium. It offers a sleek 1U form factor, making it easy to integrate into existing rack systems. This unit features pure sine wave output, ensuring that sensitive electronics receive clean and stable power, which is crucial for maintaining optimal performance and longevity.

The SUA750RM1U also has a multiple outlet configuration, including both NEMA 5-15R and NEMA L5-30R outlets, allowing flexibility in connecting various devices. Its internal battery provides around 42 minutes of backup power at half load, which is vital during unexpected power outages. Additionally, the built-in LCD interface offers real-time information about the UPS status, such as power, battery life, and load level.

The APC SUA1000US, on the other hand, provides a larger 1000VA capacity, making it suitable for a wider range of applications, including critical systems and networking equipment. Like the SUA750RM1U, this unit also delivers pure sine wave output for superior performance. The SUA1000US is equipped with additional features such as automatic voltage regulation (AVR) that ensures the connected devices receive stable voltage levels regardless of fluctuations in the input supply.

Both models utilize APC’s SmartConnect technology, enabling users to manage their UPS systems remotely via a secure cloud connection. This feature allows for real-time monitoring, alerts, and notifications directly to a smartphone or computer, enhancing usability and ensuring peace of mind. They also support USB and serial connectivity for seamless integration with IT management software.

In addition to their impressive specifications, both the SUA750RM1U and SUA1000US incorporate advanced management features, such as energy-saving capabilities and customizable alerts. They are also engineered with a hot-swappable battery design, allowing users to replace the batteries without powering down connected equipment.

In conclusion, the APC SUA750RM1U and SUA1000US are exemplary UPS solutions that combine advanced technologies, top-tier performance, and intuitive management features. They are essential devices for ensuring the reliability and safety of sensitive electronic equipment in both professional and personal environments.
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