La Marche LTI2 PRO Installation And Operation Manual Download Page 1

Page: 1 / 20

106 Bradrock Dr. Des Plaines, IL 60018-1967

CPN 143460

Instruction Drawing Number: P25-LLTI2PRO-1

Tel: 847 299 1188

Fax: 847 299 3061

Revision A00 Rev. Date: 09/20 ECN:22666

This manual is subject to change without notice. You may obtain the newest version of the manual at

La Marche Manufacturing Company |www.lamarchemfg.com

LTI2 PRO

Power Inverter

Installation and Operation Manual

Summary of Contents for LTI2 PRO

Page 1: ...847 299 1188 Fax 847 299 3061 Revision A00 Rev Date 09 20 ECN 22666 This manual is subject to change without notice You may obtain the newest version of the manual at www lamarchemfg com La Marche Ma...

Page 2: ...e that neither liquids nor any wet material come in contact with any internal components Do not operate this unit outside the input and output ratings listed on the unit nameplate Do not use this unit...

Page 3: ...rter sent back for evaluation and repair CAUTION Failure to properly file a claim for shipping damages or provide a copy of the claim to La Marche may void warranty service for any physical damages re...

Page 4: ...Rack Mounting the LTI2 PRO 3 2 2 Electrical Connections 3 2 2 1 Input Wiring 4 2 2 2 Output Wiring 4 2 2 3 Alarm Connections 5 3 0 Operation 5 3 1 Operation Mode 5 3 1 1 AC Power Supply Mode 5 3 1 2 D...

Page 5: ...Table 4 Troubleshooting Guide 9 Table 5 Wire Size Area Table 13 Figure 1 LTI2 Pro Overview 1 Figure 2 Rack Mounting Brackets 3 Figure 3 Rack Mounting 3 Figure 4 Input and Output Connections 4 Figure 5...

Page 6: ...a centers and telecommunications applications Understanding the Model Number The LTI2PRO model number is coded to describe the features that are included Find the model number on the nomenclature name...

Page 7: ...RO Interchangeable mounting brackets are provided for 19 rack mounting When mounting the LTI2 PRO in any configuration consider the size and weight of the Inverter The rack must be able to support the...

Page 8: ...esent by using a voltmeter at all input and output terminals Check that the voltage and frequency match the inverter front nameplate specifications Select wire size using the table below All wires spe...

Page 9: ...C wiring to the inverter per figure 4 Refer to Table 2 for the recommended wire size With DC input wiring connected and operating within the DC range verify inverter starts up by switching the power s...

Page 10: ...wer Supply Mode AC inverter working mode Inverter employs mains for load when there are mains and switches to the inverter when the mains is abnormal Figure 6 AC Inverter Mode 3 1 2 DC Power Supply Mo...

Page 11: ...nvironment and checks whether the inverter supply power itself is normal if various status parameters of the inverter power supply and the mains are normal the inverter will steady operate in mains st...

Page 12: ...own Quick Flashing Red Continuous Sound Inverter Fault Solid Red Continuous Sound Mains LED Status Indicator Light Buzzer Normal AC Voltage Solid Green No High AC Voltage Quick Flashing Red One Sound...

Page 13: ...8 3 3 3 LCD Menu Figure 8 LED and Alarm Indications Details Figure 9 LED and Alarm Indications Details...

Page 14: ...arche mfg Mains switching fault Too high or too low utility supply voltage Use a Multimeter to measure the voltages of the AC input to confirm whether the voltage is within the working range Switch af...

Page 15: ...TI2PRO 5K 125 A6 LTI2PRO 6K 125 A6 Capacity VA 1kVA 2kVA 3kVA 4kVA 5kVA 6kVA DC Input Rated Input Voltage Vdc 48V 48V 48V 125V 48V 125V 48V 125V 125V Rated Input Current A 20 8 41 6 62 5 27 2 83 3 36...

Page 16: ...85 Inverter Bypass ms 8ms Working Environment Dielectric Strength input output 1500Vac 1 minute Noise 1m 55dB Ambient temperature 20 50 Humidity 0 90 No condensation Altitude m 2000 Indication LCD Sta...

Page 17: ...en one edge of the container is dropped six inches while the opposite edge is resting on the ground or it is dropped two inches without any physical damage or degradation of the electrical performance...

Page 18: ...loop feet MaxAmp Maximum allowable amperes for given voltage drop AVD Allowable voltage drop K 11 1 for commercial TW copper wire 17 4 for aluminum Calculating Wire Size Requirements AVD K LF A CMA Ca...

Page 19: ...ion adjustments and service arrangements Should minor adjustments be required the local La Marche Sales Representative should be contacted to provide this service All sales are final Only standard La...

Page 20: ...15 Appendix D Document Control and Revision History Part Number 143460 Instruction Number P25 LLTI2PRO 1 Issue ECN 22666 09 20 22666 09 20...