111 – Communications (continued)

2

3

4

5

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8

9

10

11

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14

11-8 Output Dry Contact Interface Detail

The UPS system has six dry contact output connections. These contacts can be normally open or normally closed.

 

 

Default Messages

 

 

 

Contact

Message

Description

Pin 1-2

Load on inverter

The UPS system is working normally.

 

 

 

Pin 3-4

Load on auto bypass

The UPS system is in bypass mode.

 

 

 

Pin 5-6

Main input failure with load on inverter

Utility power is absent (blackout) or abnormal. The UPS system is in battery backup mode.

 

 

 

Pin 7-8

Battery low

The UPS system is in battery backup mode, and battery voltage is lower than 220V.

 

 

 

Pin 9-10

Bypass input abnormal

The bypass input is abnormal (frequency / phase).

 

 

 

Pin 11-12

Battery test failure

The battery voltage is lower than the reference value.

 

 

 

 

Optional Messages

 

 

Message

Description

Internal communication failure

Communication with one of the internal components is not normal.

 

 

External parallel communication failure

In a parallel redundancy installation, the parallel communication is not normal.

 

 

Output overload warning/shutdown

The load exceeds the capacity of the UPS system.

 

 

Power module fault shutdown

The UPS system has shut down due to an internal power module failure.

 

 

Power module warning

An internal power module has an error, but the UPS system can still function normally.

 

 

EPO activated

The UPS system’s output is disabled by the emergency power off (EPO) function.

 

 

Load on manual bypass

The UPS system is in manual bypass mode.

 

 

Battery cabinet over temperature warning/shutdown

The temperature of the external battery cabinet is too high.

 

 

Output voltage abnormal

The UPS system’s output voltage is too high or too low.

 

 

Battery needs replacement

According to the data in the “BAT DATE SETTING”, the UPS system is overdue for battery

 

replacement. (See Section 10-5-3for more information.)

 

 

Bypass over temperature warning/shutdown

The temperature of the bypass “static transfer switch” is too high.

 

 

Battery ground fault

The battery has a grounding error.

 

 

Bypass static switch fault

The bypass “static transfer switch” is abnormal.

 

 

Note: If you require optional messages to be enabled, contact your authorized Tripp Lite service group.

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Tripp Lite SU120KX2 owner manual Output Dry Contact Interface Detail, Default Messages, Optional Messages
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SU120KX2 specifications

The Tripp Lite SU120KX2 is an advanced uninterruptible power supply (UPS) that provides reliable backup power and surge protection for critical devices. Engineered for small and medium-sized businesses, this UPS is ideal for safeguarding sensitive electronics such as servers, network devices, and telecommunications equipment.

One of the standout features of the SU120KX2 is its impressive 1200VA power capacity. This allows it to deliver significant run time during power outages, ensuring that your equipment remains operational until power is restored or until you can safely shut down your systems. With a pure sine wave output, this UPS simulates utility power, providing stable voltage and frequency to connected devices. This is particularly important for equipment that is sensitive to power fluctuations, as it helps to maintain optimal performance and longevity.

The SU120KX2 is equipped with multiple battery and surge protected outlets, providing flexibility for connecting various devices. It includes USB and serial connectivity options for easy communication with connected equipment, enabling monitoring of battery status and power conditions. An LCD screen provides real-time information on battery level, load capacity, and input/output voltage, ensuring users are informed about the status of their power supply.

Another notable feature is the built-in automatic voltage regulation (AVR). This technology helps to stabilize input voltage levels, correcting minor fluctuations without switching to the battery, thereby extending the life of the battery while ensuring your devices receive consistent and clean power. Furthermore, the SU120KX2 includes advanced battery management features that optimize battery performance and provide notifications for battery replacement when necessary.

For added convenience, the Tripp Lite SU120KX2 offers hot-swappable battery capabilities, allowing users to replace batteries without shutting down connected devices. This ensures that your critical operations are not interrupted, making it an ideal choice for businesses that cannot afford downtime.

Overall, the Tripp Lite SU120KX2 combines robust performance with reliable protection, making it a perfect solution for businesses looking to secure their electronic infrastructure against power disturbances. With its manageable size, advanced features, and user-friendly interface, the SU120KX2 stands out as a dependable UPS that meets the needs of various applications while ensuring the integrity and availability of your critical systems.
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