La Marche ESCR Series Installation And Operation Manual Download

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La Marche Manufacturing Company | www.lamarchemfg.com

ESCR

Engine Starting Battery Charger

Installation and Operation Manual

106 Bradrock Dr. Des Plaines 60018-1967

CPN 117485

Tel: 847 299 1188 Fax: 847 299 3061

Instruction Drawing Number: P25-LESCR-1

Revision A13 Rev. Date: 05/19 ECN: 22205

Summary of Contents for ESCR Series

Page 1: ...w lamarchemfg com ESCR Engine Starting Battery Charger Installation and Operation Manual 106 Bradrock Dr Des Plaines 60018 1967 CPN 117485 Tel 847 299 1188 Fax 847 299 3061 Instruction Drawing Number P25 LESCR 1 Revision A13 Rev Date 05 19 ECN 22205 ...

Page 2: ...hat 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 for any purpose not described in the operation manual Mechanical Safety This unit or parts of the unit may get very hot during normal operation use care when working nearby Do not expose equipment to ra...

Page 3: ...ing the product Verify that you have all the necessary parts per your order for proper assembly 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 ...

Page 4: ...tions 7 1 2 3 Power Cabling Guide 7 1 2 4 Standard Alarms 8 1 2 5 External Temperature Compensation Option 11W 11Y 10 2 Operation 12 2 1 Starting the ESCR 12 2 1 1 Checking the Installation 12 2 1 2 Starting Stopping the ESCR 12 2 1 3 Start Up Sequence 12 2 2 The Front Panel Display 13 2 2 1 Controls 13 2 3 Selecting the Charging Mode 14 2 4 Configure Mode 14 2 4 1 Basic Settings 14 2 5 ESCR Custo...

Page 5: ... jobs The 0 5 regulation temperature compensation battery check equalize timer along with adjustable output voltage and current limiting assures longevity and performance for your batteries This economical solution equipped with advanced features incorporates La Marche quality and reliability Understanding the Model Number The ESCR model number is coded to describe the charger and the options that...

Page 6: ...ell Equalize Voltage 2 33 Volts per Cell Equalize Timer 8 hour Equalize Timer Manual Equalize Cycle Current Limit 105 Temperature Compensation Disabled Alarm Setting Alarm Delay 5 Seconds Low VDC 1 98 Volts per Cell High VDC 2 45 Volts per Cell High VDC Shutdown 2 50 Volts per Cell Low DC Current 0 5 Amps Connect proper AC Battery ...

Page 7: ... arrows Equalize Voltage Adjustable Volts Cell using the Up and Down arrows Equalize Timer Equalize Hours Equalize Cycle Current Limit Adjusted using Up and Down arrows Temperature Compensation Selectable Enable or Disable Battery Test Selectable Auto or Manual Battery Test Alarm Settings Alarm Delay Low DC Voltage High DC Voltage High DC Shutdown Low DC Current AC Failure Factory Settings Restore...

Page 8: ...4 1 Installation 1 1 Mounting the ESCR Install the charger so that the flow of air through the ventilators is not obstructed Table 1 ESCR Weights and Dimensions Figure 1 ESCR Mounting Dimensions for D98 ...

Page 9: ...5 Figure 2 ESCR Mounting Dimensions for D99 Figure 3 ESCR Mounting Dimensions for D100 ...

Page 10: ...put Connections Before beginning any work inside the charger enclosure ensure that all incoming AC supply and DC load wires are de energized Verify that no voltage is present inside the case by using a voltmeter at all input and output terminals Check that the source voltage and frequency match the charger front nameplate specifications Select wire size using Table 3 NOTE Feeder breaker should be ...

Page 11: ...ide Use the following formulas and table to determine proper wire size for minimal voltage drop Table of Conventions CMA Cross section of wire in circular MIL area A Ultimate drain in amperes LF Conductor loop feet MaxAmp Maximum allowable amperes for given voltage drop AVD Allowable voltage drop K 11 1 for commercial TW copper wire KS5482 01 7 4 for aluminum KS20189 Calculating Wire Size Requirem...

Page 12: ...connect breaker or manually disconnecting the battery cables Verify no voltage is present by using a voltmeter at all input and output terminals For Charger Fail AC Fail and Low DC Voltage alarm if it is desired that the annunciator be active until the alarm triggers connect the annunciator leads to the NO and C contacts of the desired alarm located on the control board If it is desired that the a...

Page 13: ...d there is load on the charger The display will read HIGH DC SHUTDOWN the charger output will shut off and the alarm will latch To clear the alarm press the Configure OK button on the front panel once the DC output voltage is below the alarm threshold NOTE The High DC Shutdown alarm will not trigger if there is a Low DC Current alarm present The Low DC Voltage Alarm will trigger and the red LOW DC...

Page 14: ...e With either option approximately one foot of the probe is taken inside the charger enclosure External Probe Connection Procedure Before making any connections to the ESCR ensure the AC power is off at the main breaker box Disconnect the battery from the charger via the battery disconnect breaker or manually disconnecting the battery cables Verify no voltage is present by using a voltmeter at all...

Page 15: ...must be disabled on the ESCR control circuit board assembly To disable internal temperature compensation remove the JP4 jumper Figure 11 S2A 357 40A ESCR Control Board Top View Figure 10 S2A 349 20A ESCR Control Board Top View JP4 JP4 Figure 12 S2A 349 20A ESCR Control Board JP4 Location JP4 JP4 JP4 SHOWN WITH JUMPER REMOVED ...

Page 16: ...Voltage 2 45 V C 1 61 V C 5 High Voltage Shutdown 2 50 V C 1 65 V C 25 AC Failure 90 VAC 180 VAC 5 Equalize Timer Mode Manual Equalize Time 8 Hours Table 6 Factory Default Values NOTE V C Volts per Cell LA Lead Acid VRLA Valve Regulated Lead Acid NC Nickel Cadmium 2 1 1 Checking the Installation Before starting the ESCR verify that all connections are correct and all terminations are securely tigh...

Page 17: ...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 Under normal system operation the Reset Back Button operates as the reset button Pressing reset allows the user to restart the ESCR Upon restarting the ESCR will once again go through th...

Page 18: ...ton enters Configure Mode In Configure Mode the charger is turned off and there will be no output CAUTION There will be no output from the charger while in the Configure Mode Caution must be taken when powering critical loads Each of the adjustable settings of the ESCR is accessible using Configure Mode Once in Configure Mode the user can navigate using the Up and Down arrows to the right of the d...

Page 19: ... Select LIMIT CURRENT from configuration menu o Select current limit as a percentage of the rated output current of the charger 2 4 6 Temperature Compensation Allows enable or disable of the temperature compensation feature 1 Select TEMP COMP from configuration menu o Select DISABLE or ENABLE NOTE JP4 must be removed when temperature compensation is enabled 2 4 7 Battery Test Upon pressing and hol...

Page 20: ... select DC HI SHUTDOWN o Select the desired high DC shutdown alarm point in V C volts per cell 5 In the ALARM SETTING menu select DC LOW CURRENT o Select the desired low DC current alarm point in amps 6 In the ALARM SETTING menu select AC FAIL VOLTAGE o Select the AC voltage operating range for the charger Alarm will activate when the AC voltage is below the selected value 2 4 9 Factory Settings A...

Page 21: ... little maintenance is required on the A12B charger 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 charger 2 Verify all connections are tight 3 Check front panel meters for accuracy and LED operation 4 Check capacitors for electrolyte leakage Every 7 Years If the charger is consistently...

Page 22: ...ers 5 Check for shipping damage loose connections broken wires etc 6 Certain failures can be caused by defective batteries make sure batteries are free from defects When calling in for a service inquiry or for troubleshooting assistance be sure to have all of the following information on hand 1 Equipment model number and serial number 2 The measured AC input voltage 3 The measured DC output voltag...

Page 23: ... LEDs Defective Display Driver Board S2A 348 Meter Reading Incorrect Voltage or Current Internal Wiring Failure Defective Shunt Defective Control Board S2A 349 S2A 357 Potentiometer Mis adjustment Unit Running Hot Inadequate Ventilation Ambient is Too Hot Battery Temperature Too High Ambient is Too Hot Shorted Battery Cell s Float Equalize Voltage Set Too High Low Output Voltage or Current Float E...

Page 24: ...Fuse is standard DC Fuse DC Fuse is standard ENVIROMENTAL Operating Temperature 20 to 50 C 4 to 122 F derated to 55 C 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 th...

Page 25: ...21 ...

Page 26: ...service 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 conseq...

Page 27: ...story Part Number 117485 Instruction Number P25 LESCR 1 Issue ECN 18288 05 09 22205 05 19 21940 10 18 21638 11 17 21270 06 16 21189 06 16 20870 1 08 15 20554 11 14 20488 07 14 20409 05 14 19735 10 12 18969 01 11 18935 12 10 18363 07 09 18288 05 09 ...

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