LEGRAND Keor T 60KVA - User Manual

LE10795AB
KEOR T 208V
5-60 KVA
Operating Manual

Summary

3. Safety

3.1. Important Notice for UPS

Key safety instructions for installing and operating the UPS equipment.

3.2. Important Notice for Battery

Essential safety guidelines related to handling and disposing of UPS batteries.

2. Warranty

2.1. Terms of Warranty

Outlines the general conditions and coverage provided by LEGRAND for the UPS.

4. Operation Modes

4.1. Online Mode

Explains the Online Double Conversion Operation mode of the UPS.

4.2. Battery Mode

Details how the UPS operates when powered by batteries.

4.3. Bypass Mode

Describes the Bypass Mode operation and its conditions.

4.4. Eco Mode

5. Human Machine Interface

5.1. Front Panel Segments

5.2.1. Alarms Menu

Details how to view and acknowledge active alarms on the UPS.

5.2.2. Measurements Menu

5.2.3. Settings Menu

6. Communication

6.1. Serial Communication (RS232)

7. Operating Procedures For Single Systems

7.2. Commissioning

Step-by-step guide for commissioning and starting up the UPS.

7.3. Decommissioning

Procedure for safely taking the UPS out of service.

7.4. Maintenance Bypass Commissioning Instructions

Steps for transferring load to the maintenance bypass.

7.5. Maintenance Bypass Decommissioning Instructions

Steps for transferring load back from maintenance bypass to UPS.

8. Operating Procedures For Parallel Systems

8.1. Introduction

8.1.1. Redundancy

8.1.2. Power Increase

8.2. Procedure for Commissioning and Start-Up

Steps for commissioning and starting up parallel UPS systems.

8.3. Procedure for Decommissioning

Procedure for safely decommissioning parallel UPS systems.

9. Troubleshooting

9.1. Bypass Voltage Failure Alarm

Explains the bypass voltage failure alarm and its common causes.

9.2. Bypass Phase Sequence Wrong Alarm

9.3. Inverter not sync. with bypass Alarm

9.4. Input phase sequence wrong Alarm

9.5. Rectifier Not Sync. with Input Alarm

9.6. Dc Voltage Failure Alarms

9.7. ESD active Alarm

9.8. Ambient temperature high Alarm

9.9. Overload Alarms

Details overload alarms and how to resolve them.

9.10. Maintenance Bypass Active Alarm

9.11. Battery test failure Alarm

9.12. Input Voltage Failure Alarms

9.13. Inverter Temperature High; Rectifier Temperature High Alarms

Explains high temperature alarms for inverter and rectifier modules.

10. Preventive Maintenance

10.1. Batteries

Appendix-1: Alarms List

Appendix-4: Technical Specifications

Appendix-5: Description of UPS and Block Diagram

LEGRAND Keor T 60KVA Specifications

General

Brand	LEGRAND
Model	Keor T 60KVA
Category	UPS
Language	English