Chapter 1 General Information

The CTEP/G Series Enclosures provide power sourcing for broadband cable operations.

Safety

This Safety Guide contains important instructions that should be followed during installation and maintenance of the APC equipment and batteries. It is intended for APC customers who setup, install, relocate, or maintain APC equipment.

Only trained service personnel should install and maintain the power supply enclosure.

Changes and modifications to this unit not expressly approved by APC could void the warranty.

Failure to observe these warnings may result in serious injury, death or damage to the equipment.

Electrical Warnings

Battery Warnings

Overhead Warnings

Do not work alone under hazardous conditions.

Do not handle any metallic connector before the power has been disconnected.

Servicing this equipment may require working with protective covers removed and utility power connected. Use extreme caution during these procedures.

High current through conductive materials could cause severe burns.

When grounding cannot be verified, disconnect the equipment from the utility power outlet before installing or connecting to other equipment. Reconnect the power cord only after all connections are made.

Check that the power cord(s), plug(s), and sockets are in good condition.

Replacement of fuses or other parts must be with identical types and ratings. Substitution of nonidentical parts may cause safety and fire hazards.

Always replace batteries with same or equivalent type recommended by the manufacturer.

Danger of explosion if battery is incorrectly connected or replaced.

Batteries present a risk of electrical shock and burns from high current in the event of a short-circuit. Observe proper safety precautions.

Batteries must be recycled. Deliver the battery to an appropriate recycling facility or ship it to the supplier in the new battery packing material.

Never stand underneath a unit while it is hoisted. Always wear a hard hat.

Lifting Warnings Modules are heavy. Use proper lifting techniques and equipment to avoid injury.

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APC 990-5520B user manual General Information, Safety
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990-5520B specifications

The APC 990-5520B is a high-performance uninterruptible power supply (UPS) designed to provide reliable power protection for critical electronic devices. Known for its robust features and technologies, this UPS is ideal for businesses seeking to safeguard their data and maintain system uptime during power outages or fluctuations.

One of the standout features of the APC 990-5520B is its advanced battery management system. This technology ensures optimal charging and longevity of the internal batteries, reducing the frequency of replacements and enhancing overall efficiency. The UPS employs a double-conversion design, allowing it to provide clean, consistent power to connected devices, free from any distortions or interruptions that could compromise performance.

The APC 990-5520B also incorporates a user-friendly LCD interface, which displays vital information such as battery status, runtime, load capacity, and alerts about the operational status. This intuitive display allows users to monitor their power environment effectively and take preemptive actions if necessary.

Additionally, the UPS features multiple outlets with surge protection capabilities. This not only ensures that a range of devices can be connected safely but also offers protection against power surges that can damage sensitive equipment. The intelligent battery management extends to an option for capacity expansion, enabling users to connect additional battery packs for extended runtime, catering to larger loads during extended outages.

Another key highlight of the APC 990-5520B is its compatibility with advanced management software. This allows for remote monitoring and management of the UPS, enabling system administrators to oversee performance, conduct diagnostics, and receive real-time alerts concerning power events, ultimately ensuring that any issues can be addressed promptly.

Built with durable construction, the APC 990-5520B is designed for continuous operation in demanding environments. It also incorporates noise filtering technology, which reduces electromagnetic interference, thereby enhancing the performance of connected devices.

In summary, the APC 990-5520B is a comprehensive solution for power protection, offering advanced features and reliable performance for a variety of applications. Its blend of cutting-edge technologies, user-friendly interface, and customizability makes it a standout choice for businesses looking to ensure the continuity of their operations. With the APC 990-5520B, users can gain peace of mind knowing their systems are well-protected against the unpredictable nature of power supply issues.
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