MX28B600-48V

Figure 5.6 Interface Board

5.6.1 External Alarm Inputs

Four external alarm inputs with assignable priority levels are available. These alarm inputs respond to external dry contact closures between normally open (NO) and common (C) or contact openings between normally closed (NC) and C (see Table 5.6-1).

External Alarm Source

(non-alarm state)

Connect To Input Alarm Terminals

OPEN

CLOSED

NO-C NC-C

Table 5.6-1. External Alarm Input Definition

Table 5.6-2 shows the external alarm input connection designations. Connector J4 is located on the interface card mounted in the top left side of the unit. Systems are shipped with jumper wires connecting each NC and corresponding C contact. A jumper wire should be removed only if the corresponding NC-C contacts are going to be used.

EXTERNAL

ALARM

INPUT

#1

#2

#3

#4

J4 TERMINAL DESIGNATION (NO-NC-C)

NO1-NC1-C1 NO2-NC2-C2 NO3-NC3-C3 NO4-NC4-C4

USER ALARM NOTES

___________________________

___________________________

___________________________

___________________________

Table 5.6-2. External Alarm Input Connections

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American Power Conversion MX28B600 manual External Alarm Input Definition, External Alarm Input Connections

MX28B600 specifications

The American Power Conversion (APC) MX28B600 is a top-of-the-line uninterruptible power supply (UPS) designed to provide reliable power protection for a variety of applications. Known for its robust features and advanced technologies, the MX28B600 is an ideal solution for small to medium-sized data centers, telecommunications systems, and other critical IT infrastructure.

One of the standout features of the MX28B600 is its high capacity, which allows it to support a wide range of devices while accommodating future growth. With a power rating of 28 kVA, it can effectively handle multiple servers and network equipment without compromising performance. This capacity ensures business continuity even during power outages, surges, or fluctuations.

The MX28B600 utilizes advanced Double Conversion Online technology, which provides consistent and clean power to connected equipment. This technology ensures that the output voltage is tightly regulated, protecting sensitive electronics from damage and improving overall reliability. Additionally, the UPS features a wide input voltage range, allowing it to function effectively even in unstable power environments.

Another critical characteristic of the MX28B600 is its modular design, which provides flexibility for customization and scalability. Users can easily add or remove modules based on their evolving power requirements, making it a cost-effective solution over time. This modularity also simplifies maintenance and reduces downtime, ensuring that businesses can remain operational without interruptions.

The APC MX28B600 incorporates a user-friendly interface that makes monitoring and managing power needs straightforward. Its LCD display provides real-time information on battery status, output power, and alerts, allowing users to make informed decisions quickly. Additionally, the UPS is equipped with Remote Manager capabilities, enabling remote monitoring and management from any location, which is especially beneficial for IT administrators responsible for multiple sites.

Designed with energy efficiency in mind, the MX28B600 meets stringent environmental standards. Its Eco mode and Intelligent Battery Management system optimize battery life, reduce energy costs, and lower carbon emissions, contributing to a more sustainable operation.

In conclusion, the APC MX28B600 is an exceptional choice for businesses looking for reliable and efficient power protection. With its high capacity, advanced technologies, modular design, and energy-efficient operation, it is poised to meet the demands of modern organizations while ensuring continuous uptime and protecting critical equipment.