Optional Connection

The following connections are optional. Your UPS system will function properly without these connections.

1USB and RS-232 Serial Communication Connection

Use the included USB cable and/or RS-232 DB9 serial cable to connect the communication port of your computer to the communication port of your UPS. Install on your computer the Tripp Lite PowerAlert Software appropriate to your computer's operating system. Consult your PowerAlert manual for more information.

Dry Contact Note: Dry contact communications are simple, but some knowledge of electronics is necessary to configure them. The DB9 port's pin assignments are shown in diagram . If the UPS battery is low, the UPS sends a signal by bridging pins 1 and 5. If utility power fails, the UPS sends a signal by bridging pins 8 and 5. To shut the UPS down remotely, short pin 3 and pin 9 for at least 3.8 seconds.

2EPO Port Connection

This optional feature is only for those applications that require connection to a facility’s Emergency Power Off (EPO) circuit. When the UPS is connected to this circuit, it enables emergency shutdown of the UPS’s inverter and inhibits transfer to internal bypass. Using the cable provided, connect the EPO port of your UPS (see ) to a user-supplied normally closed or normally open switch according to the circuit diagram (see ).

Note:

1.If using a cable other than what is supplied, the cable should not exceed 350 feet or have a resistance of greater than 10 ohms.

2.If a non-latching EPO switch is used, the EPO must be held for a minimum of 1 second. This does not apply to a latching EPO switch.

CAUTION: The EPO port is not a phone line surge suppressor; do not connect a phone line to this port.

UPS Unit State when asserting EPO with AC line present:

LEDs

Output

Fans

Serial

SNMP

USB

LCD Screen

OFF

OFF

ON

ON

ON

ON

“Emergency

Stop”

 

 

 

 

 

 

To restart the UPS unit after asserting EPO with AC line present:

Option 1:

1.Verify that the EPO assertion has been removed or cleared.

2.Press ON button until unit displays "STAND BY" (approx. 1 second).

3.Press ON button again and UPS output will turn back on after it completes diagnostics.

Option 2:

1.Verify that the EPO assertion has been removed or cleared.

2.Remove AC line power to the UPS unit.

3.Reapply AC line power. Now the UPS will start back up in normal operation mode.

UPS Unit State when asserting EPO without AC line power:

LEDs

Output

Fans

Serial

SNMP

USB

LCD Screen

OFF

OFF

OFF

OFF

OFF

OFF

“Emergency

Stop”

 

 

 

 

 

 

To restart the UPS unit after asserting EPO without AC line power:

1.Verify that the EPO assertion has been removed or cleared.

2.Reapply AC line power to the UPS unit. Now the UPS will start back up in normal operation mode.

1a

1b

1c

2a

2b EPO Pin Assignment

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Tripp Lite SU6000RT4U, SU8000RT4U, SU5000RT4U USB and RS-232 Serial Communication Connection, EPO Port Connection

SU5000RT4U, SU6000RT4U, SU8000RT4U specifications

Tripp Lite is a renowned name in the realm of power protection solutions, and their line of uninterruptible power supplies (UPS) stands out for providing superior performance and advanced features. The Tripp Lite SU6000RT4U, SU5000RT4U, and SU8000RT4U are all remarkable options designed for various applications, ensuring consistent power delivery and robust protection against electrical disturbances.

The SU6000RT4U is a 6000VA/5400W UPS system that offers exceptional reliability to safeguard your critical equipment. It features a dual-conversion online design, which guarantees a steady output voltage regardless of fluctuations in input power. The hot-swappable batteries allow for uninterrupted power, ensuring that maintenance can occur without downtime. The graphical LCD display provides real-time information about UPS status, input/output voltage, and battery condition, enabling users to monitor performance effortlessly.

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