Dell 3750W User Manual

37
Operation
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Table 3. Status Summary Screens (continued)
Status Summary Screen Description
Battery Test Status
The status when the UPS is performing a battery test.
Normal Mode
The UPS is operating in Normal mode from utility power. The UPS monitors and
charges the batteries as needed and provides filtered power protection to your
equipment.
High Efficiency Mode
The UPS is operating in High Efficiency mode.
Converter Mode
The UPS is operating in Converter mode.
Standby Mode
When the UPS is turned off and remains plugged into a power outlet, the UPS is
in Standby mode and utility power supplies the connected equipment. The UPS
is not supporting the load, but is ready to assume the load on command.
The notice and alarm screens are visible only when notices or alarms are active. There is a separate
screen for each active notice or alarm. If there are no active notices or alarms, a “No Active Alarms”
message appears in a single screen between the UPS status summary and the battery status screen. If
there are multiple notices or alarms, scroll through each notice or alarm screen to reach the first battery
status screen.
NOTE:
Events are not shown in status summary screens. They appear only in the Event Log.

Dell 3750W Specifications

General

Brand	Dell
Model	3750W
Category	Power Supply
Language	English

Summary

Safety Notes and Warnings

DANGER: Lethal Voltages

Warning about lethal voltages and service by authorized personnel only.

Safety Warnings and Precautions

Electrical Safety Instructions

Crucial safety guidelines for electrical installation and protection.

Battery Handling and Safety

Precautions for handling UPS batteries, including electrical and chemical hazards.

Rack Mounting Safety Guidelines

Safety advice for installing equipment in racks, focusing on stability and loading.

Installation Guide

Rackmount Setup and Preparation

Steps to prepare the UPS for rack mounting, including battery tray removal.

Installing the External Battery Module (EBM)

Guide on connecting an optional EBM for extended backup power.

UPS Connection, Grounding, and REPO Installation

Steps for connecting, grounding, and installing the REPO feature for remote shutdown.

Hardwiring the UPS Input Power

Requirements and procedure for hardwiring the UPS input for direct power connection.

Initial UPS Startup Procedure

Steps to perform after installation to start the UPS for the first time.

Operating the UPS

UPS Startup and Shutdown Procedures

Guide on how to safely start and stop the UPS and its output.

Starting the UPS on Battery Power

Procedure to power on the UPS using battery backup when utility power is absent.

UPS Shutdown Sequence

Steps for properly shutting down the UPS and its connected equipment.

Control Panel Navigation and Functions

Transferring Between UPS Modes

Setting the UPS Power Strategy

UPS Response to Overload Conditions

Configuring UPS Load Segments

Configuring UPS for External Battery Module

Managing Automatic Battery Tests

UPS Settings and Configuration

UPS Maintenance Procedures

When to Replace UPS Batteries

Performing UPS Battery Tests

UPS Technical Specifications

Electrical Input and Output Specs

Detailed technical specifications for electrical input and output parameters.

Troubleshooting UPS Problems

Accessing Alarms and Conditions

UPS Event Log and Typical Alarms