Lamarche ESCR125 Installation And Operation Manual Download Page 1

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Installation and Operation Manual

La Marche Manufacturing Company
www.lamarchemfg.com

ESCR125

Industrial Battery Charger

106 Bradrock Dr. Des Plaines 60018-1967

CPN 137791

Tel: 847 299 1188 Fax: 847 299 3061

Instruction Drawing Number: P25-LESCR125-1

Revision A00 Rev. Date: 12/17 ECN: 21664

Summary of Contents for ESCR125

Page 1: ...he Manufacturing Company www lamarchemfg com ESCR125 Industrial Battery Charger 106 Bradrock Dr Des Plaines 60018 1967 CPN 137791 Tel 847 299 1188 Fax 847 299 3061 Instruction Drawing Number P25 LESCR125 1 Revision A00 Rev Date 12 17 ECN 21664 ...

Page 2: ... nameplate Do not use this charger for any purpose not described in the operation manual Mechanical Safety This charger or parts of the charger may get very hot during normal operation use care when working nearby Do not expose equipment to rain or snow Always install in a clean dry location Do not operate equipment if it has received a sharp blow been dropped or otherwise damaged in any way Do no...

Page 3: ...epair 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 reported for repair Returns for Service Save the original shipping container If the product needs to be returned for service it should be packaged in its original shipping container If the original container is damaged unavailable make s...

Page 4: ...1 Mounting the ESCR125 1 1 1 1 Wall Mounting 1 1 1 2 Floor Mounting 2 1 1 3 Rack Mounting 4 Enclosure Only 2 1 2 Electrical Connections 3 1 2 1 Changing Transformer Taps 3 1 2 2 AC Input Connections 4 1 2 3 Output Connections 4 1 2 4 Standard Alarms 6 1 2 5 External Temperature Compensation Option 11W 11Y 7 2 Operation 8 2 1 Starting the ESCR125 8 2 1 1 Checking the Installation 8 2 1 2 Starting S...

Page 5: ...ations 2 Figure 5 Input Terminals Connection Schematic 3 Figure 6 Control Alarm Board 6 Figure 7 Example Connections Customer Provided Equipment 7 Figure 8 External Temperature Probe Connection 8 Figure 9 Front Panel Display 9 Figure 10 Internal Temperature Compensation Setup 12 Figure 11 External Temperature Compensation Setup 12 Table 1 Case Type Weight and Dimensions 1 Table 2 Available Rack Mo...

Page 6: ...pment Understanding the Model Number The ESCR125 model number is coded to describe the features that are included Find the model number on the nomenclature nameplate of the charger Follow the chart below to determine the configuration of the battery charger Optional Accessories Included in the Charger This charger may have been outfitted with a number of optional accessories or option packages To ...

Page 7: ...ts on the wall rated to support the charger s weight plus a safety factor of at least four times Refer to Table 1 for charger weight specifications Secure the charger on bolts add appropriate mounting hardware and tighten securely Refer to the figures below for mounting dimensions NOTE All dimensions are in inches For further ESCR125 enclosure information see the outline drawings online at http ww...

Page 8: ...ecessary brackets installed for rear mounting on a 19 relay rack The same bracket is used for wall mounting and cannot be removed If center mounting is desired a rack mounting kit is available for the 4 enclosure Before installing the charger on the rack locate the placement of the conduit entrances and assure the knockouts on the sides or bottom of the charger are accessible after the charger is ...

Page 9: ...wires are de energized Verify that no voltage is present inside the case by using a voltmeter at all input and output terminals For 120 VAC Input Voltage 1 Connect wire marked A to terminal TB3 8 2 Connect wire marked B to terminal TB3 10 3 Connect wire marked C to terminal TB3 6 4 Connect wire marked D to terminal TB3 10 AC input 1 connects to terminal TB1 1 Line AC input 2 connects to terminal T...

Page 10: ...aker Size Fuse Size Amps AWG Minimum Wire Size Requirement for Customer Connection AWG Minimum Wire Size for Equipment Grounding 3 14 14 5 14 14 10 14 14 15 14 14 20 12 12 25 10 12 30 10 10 40 8 10 50 8 10 60 6 10 Table 2 AC DC Ground Wire Size Minimum Requirements All wires specified in the table are rated at 90 C or 194 F NOTE These are recommended sizes per La Marche Standards The National Elec...

Page 11: ...inum Calculating Wire Size Requirements AVD K LF A CMA Table 5 Wire Size Area Table Calculating Current Carrying Capacity of Wire K LF AVD CMA MaxAmp EXAMPLE If the charger being used has a max ampere output of 33 Amps and 30 loop feet of copper wire cable is required with an allowable voltage drop of 0 5 Volts the wire size calculation will be AVD K LF A CMA A 33 LF 30 K 11 1 AVD 0 5 5 0 1 11 30 ...

Page 12: ...en AC power is lost the front panel display and indicators will remain powered by the connected batteries HIGH DC VOLTAGE ALARM will trigger when the DC output voltage of the charger exceeds the preset high voltage alarm value and will reset when the DC output voltage returns to normal The high voltage value is adjustable and can be set in Configuration Mode LOW DC VOLTAGE ALARM will trigger when ...

Page 13: ... in overcharging the battery which in turn can result in damage to the batteries Temperature Compensation combats this overcharging by adjusting the charger s output voltage based on the temperature read by the temperature probe In order to increase the accuracy of the temperature compensation the external probe can be used to measure the temperature of the battery Option 11W includes the compensa...

Page 14: ...Voltage 1 98 V C for LA 1 2 V C for NC Alarm Delay 5 Seconds 2 1 1 Checking the Installation Before starting up the ESCR125 check and verify that all connections are correct Check that all terminations and contacts are tightened securely Check that the transformer is set for the correct input voltage Check that the input frequency matches the nameplate of the charger Check that the battery voltage...

Page 15: ...ernate between EQUALIZE MODE and the time remaining Lamp Test Button The Lamp Test button allows the user to check the function of all of the front panel LEDs without affecting the operation of the charger While the lamp test is running all of the LEDs flash and a sequence of numbers is written to the display Reset Back Button The back button allows the user to navigate to a previous screen or out...

Page 16: ...with the battery Conditions that would cause this LED to illuminate are an open or high resistance battery or a missing battery Current Limit Red The Current Limit LED will illuminate when the charger is operating in a current limit condition High DC Red The High DC LED will illuminate when the DC output voltage of the charger exceeds the preset high voltage alarm value The high voltage value is a...

Page 17: ...ows selection for the length of the Equalize cycle in hours as well as when an Equalize cycle is initiated manual automatic 1 Select EQUALIZE TIMER from Configuration Menu o Select EQUALIZE HOURS Set the hours that the charger will be in the EQUALIZE mode o Select EQUALIZE MODE set for MANUAL or one of the automatic modes Manual Equalize cycle is started manually 7 Days Equalize cycle is started a...

Page 18: ...ds o DC LOW VOLTAGE Select the desired low voltage alarm point in V C volts per cell o DC HIGH VOLTAGE Select the desired high voltage alarm point in V C volts per cell o AC FAIL VOLTAGE Select AC Mains High Alarm will activate when the AC voltage is the percentage selected above the nominal voltage Select AC Mains Low Alarm will activate when the AC voltage is the percentage selected below the no...

Page 19: ...13 2 4 ESCR125 Customer Configuration Menu Structure ...

Page 20: ...e chargers routine checks and adjustments are recommended to ensure optimum system performance Yearly 1 Confirm air vents are open Remove dust and debris from interior of unit 2 Verify all connections are tight 3 Perform a visual inspection on all internal components 4 Check front panel meters for accuracy and LED operation 5 Check capacitors for electrolyte leakage and replace if necessary 7th Ye...

Page 21: ... defects NOTE If the problem is found to be located in the printed circuit boards the board should be replaced No attempt should be made to repair circuit boards in the field La Marche Service Technicians are available to help with troubleshooting or with scheduling charger service When calling in for a service inquiry or for troubleshooting assistance be sure to have all of the following informat...

Page 22: ...EDs Defective Display Driver Board S2A 348 Meter Reading Incorrect Voltage or Current Internal Wiring Failure Defective Shunt Defective Incorrect Settings on Control Board S2A 382 Pot Misadjustment Charger Running Hot Inadequate Ventilation Ambient is Too Hot Battery Power Demand Too Great Battery Temperature Too High Ambient is Too Hot Shorted Battery Cell s Float Equalize Voltage Set Too High Ba...

Page 23: ...nits Storage Temperature 40 to 85 C 40 to 185 F Relative Humidity 5 to 95 non condensing Cooling Convection cooled Shock The battery charger in its shipping container withstands shock developed when 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 Vib...

Page 24: ...vice arrangements Should minor adjustments be required the local La Marche sales representative should be contacted to provide this service only All sales are final Only standard La Marche units will be considered for return A 25 restocking fee is charged when return is factory authorized Special units are not returnable In no event shall La Marche Manufacturing Co have any liability for consequen...

Page 25: ...19 Appendix C Document Control and Revision History Part Number 137791 Instruction Number P25 LESCR125 1 Issue ECN 21664 21664 12 17 ...

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