Allsai W 20k L Pro - User Manual

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Summary

1 Safety Instructions

1.1 UPS Safety Instructions

Safety guidelines for operating the UPS system.

1.2 Battery Safety Instructions

Safety guidelines for handling and replacing UPS batteries.

3 Installation Instructions

3.1 Attention Items of Installation

Important precautions before and during UPS installation.

3.2 Output Connection

Instructions for connecting the UPS output to the load.

3.3 Parallel System of 6-20 K UPS Installation

3.3.1 Parallel System Installation

Requirements and procedures for installing a parallel UPS system.

3.3.2 Parallel System Operation and Maintenance

3.4 External Battery Connection Procedure for Long Back Up Type

4 Panel Function and Operation

4.1 Keys Function

4.2 LED Function

4.3 LCD Display Function

4.4 Single UPS Turn On;Off Operation

4.4.1 Turn On Operation

Procedures for turning the UPS on in line or DC mode.

4.4.2 Turn Off Operation

4.7 Parameters Inquiring Operation

5 Working Mode Introduction

5.1 Bypass Mode

5.2 Line Mode

5.3 Battery Mode

5.4 ECO Mode

5.5 Fault Mode

6 The Warning Code List of the LED Light and Display Panel

Appendix 1: The Table of the Fault Code

List of fault codes, their types, and bypass output status.

7 Trouble Shooting

Explicit Troubleshoot Introduction Sheet

Detailed guide for diagnosing and resolving UPS faults.

Appendix 3: Specification Sheet

Allsai W 20k L Pro Specifications

General

Communication Interface	RS232, USB, SNMP (Optional)
Output Voltage	120/208/240VAC
Frequency	50/60 Hz
Battery Type	Sealed Lead-Acid (SLA)
Operating Temperature	0°C to 40°C
Humidity	95% non-condensing
Dimensions	600 mm

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