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32 

 

Appendix B: A75D(E) Current Draw and Feeder Breaker Sizes 

 

 

Model Number 

DC Amps 

AC input Current Draw @ 100% Load 

 

(Recommended Feeder AC Supply Breaker) 

 

120/ 240/ 208 (ABD) 

120 (A) 

240 (B) 

208 (D) 

480 (C) 

24 Volt Systems

 

A75D(E)-6-24V 

6  3/2/2 

(5/5/5)  --- --- --- --- 

A75D(E)-12-24V 

12 

6/3/3 (10/5/5) 

--- 

--- 

--- 

--- 

A75D(E)-16-24V 

16 

8/4/5 

(15/10/10) 

--- --- --- --- 

A75D(E)-20-24V 

20 

10/5/6 (15/10/10) 

--- 

--- 

--- 

--- 

A75D(E)-25-24V 

25 

12/6/7 

(20/10/10) 

--- --- --- --- 

A75D(E)-30-24V 

30 

--- 

15 (25) 

7 (15) 

8 (15) 

4 (10) 

A75D(E)-35-24V 

35 

--- 

17 (25) 

9 (15) 

10 (15) 

4 (10) 

A75D(E)-40-24V 

40 

--- 

20 (30) 

10 (15) 

11 (20) 

5 (10) 

A75D(E)-50-24V 

50 

--- 

24 (35) 

12 (20) 

14 (20) 

6 (10) 

A75D(E)-60-24V 

60 

--- 

29 (40) 

15 (20) 

17 (25) 

7 (10) 

A75D(E)-75-24V 

75 

--- 

37 (50) 

18 (30) 

21 (30) 

9 (15) 

A75D(E)-100-24V 

100 

--- 

49 (70) 

24 (35) 

28 (40) 

12 (20) 

48 Volt Systems

 

A75D(E)-6-48V 

6  6/3/3 

(10/5/5) --- --- --- --- 

A75D(E)-12-48V 

12 

12/6/7 (20/10/10) 

--- 

--- 

--- 

--- 

A75D(E)-16-48V 

16 

16/8/9 

(25/15/15) 

--- --- --- --- 

A75D(E)-20-48V 

20 

20/10/11 (30/15/20) 

--- 

--- 

--- 

5 (10) 

A75D(E)-25-48V 25 24/12/14 

(35/20/25) 

--- --- --- 

(10) 

A75D(E)-30-48V 

30 

--- 

29 (40) 

15 (20) 

17 (25) 

7 (10) 

A75D(E)-35-48V 

35 

--- 

34 (50) 

17 (25) 

20 (30) 

9 (15) 

A75D(E)-40-48V 

40 

--- 

39 (60) 

20 (30) 

23 (35) 

10 (15) 

A75D(E)-50-48V 

50 

--- 

49 (70) 

24 (35) 

28 (40) 

12 (20) 

A75D(E)-60-48V 

60 

--- 

59 (90) 

29 (40) 

34 (50) 

15 (20) 

A75D(E)-75-48V 

75 

--- 

73 (100) 

37 (50) 

42 (60) 

18 (25) 

A75D(E)-100-48V 

100 

--- 

98 (125) 

49 (70) 

56 (90) 

24 (35) 

130 Volt Sys

te

m

s

 

A75D(E)-6-130V 6  15/7/8 

(25/10/15) 

--- --- --- 

(10) 

A75D(E)-12-130V 

12 

29/15/17 (40/25/25) 

--- 

--- 

--- 

7 (10) 

A75D(E)-16-130V 16  39/20/23 

(60/30/35) 

--- --- --- 

10 

(15) 

A75D(E)-20-130V 

20 

49/24/28 (70/35/40) 

--- 

--- 

--- 

12 (20) 

A75D(E)-25-130V 25  61/31/35 

(90/50/50) 

--- --- --- 

15 

(20) 

A75D(E)-30-130V 

30 

--- 

73 (100) 

37 (50) 

42 (60) 

18 (25) 

A75D(E)-35-130V 

35 

--- 

85 (125) 

43 (60) 

49 (70) 

21 (30) 

A75D(E)-40-130V 

40 

--- 

98 (150) 

49 (70) 

56 (90) 

24 (35) 

A75D(E)-50-130V 

50 

--- 

--- 

61 (90) 

70 (100) 

31 (50) 

A75D(E)-75-130V 

75 

--- 

--- 

92 (125) 

106 (150) 

46 (70) 

 

Содержание A75D

Страница 1: ...pany www lamarchemfg com A75D A75DE Single Phase SCR Filtered Charger Battery Eliminator 106 Bradrock Dr Des Plaines IL 60018 1967 CPN 115668 Instruction Drawing Number P25 LA75D A75DE 1 Tel 847 299 1...

Страница 2: ...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 f...

Страница 3: ...installing 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...

Страница 4: ...5D E 2 2 1 1 Wall Mounting the A75D E 4B75 475 Only 3 2 1 2 Floor Mounting the A75D E All Cases 4 2 1 3 Rack Mounting the A75D E 5 2 2 Changing Transformer Taps 6 2 3 Making the AC Input Connections 7...

Страница 5: ...4 Service Procedures 24 4 3 1 S2A 362 Control Card 25 4 3 2 S2A 225C Display Driver Card 25 4 3 3 S2A 364 Customer Connection Card 25 4 3 4 S2A 360S 12 VDC Power Supply 26 4 3 5 Heatsink Assembly 27...

Страница 6: ...gram 11 Figure 11 Load Sharing Connections 12 Figure 12 Ground Detection Connections 13 Figure 13 DNP 3 Modbus Communication Card 13 Figure 14 LCD Showing System Outputs while in Float Charging Mode 1...

Страница 7: ...ient temperature range The A75D E series is offered with DC output voltages of 24 48 or 130VDC with output currents from 6 to 100 Amps These chargers may be powered with 120 208 240 or 480VAC Understa...

Страница 8: ...0 lbs 38 kg 44 kg 62 kg 72 kg 73 kg 86 kg 130 VDC 475 Case 475 Case 475 Case 475 Case 475 Case 475 Case 178 lbs 185 lbs 191 lbs 235 lbs 255 lbs 300 lbs 81 kg 84 kg 87 kg 107 kg 116 kg 137 kg Table 1 C...

Страница 9: ...away from drips and splatter The A75D E utilizes convection cooling so a clearance of at least 6in 152mm of free air must be maintained on the top bottom and both sides for cooling air Maintain 36in...

Страница 10: ...he A75D E install four 0 25 in 6 4 mm bolts on the wall rated to support the charger weight plus a safety factor of at least two times for the 475 case 6 bolts are needed Place the A75D E on the bolts...

Страница 11: ...2 mm to the overall height of 4B75 and 475 cases 975 and 72 cases include the height of the bracket in their overall height Floor Mounting Procedure To floor mount the A75D E install four 0 25in 6 4mm...

Страница 12: ...trances and be sure the knockouts on the sides or bottom of the charger are accessible after the charger is rack mounted The table and figure below shows rack mounting options for A75D E Rack Mounting...

Страница 13: ...ng page NOTE An A75D E battery charger rated for 480 VAC or 600 VAC input uses a special transformer that has no taps The 480 VAC and 600 VAC transformers cannot be used for any other input voltage Ch...

Страница 14: ...UCTOR CONNECTION MINIMUM 1 14 14 3 14 14 4 14 14 5 14 14 6 14 14 10 14 14 15 12 12 20 12 12 25 10 12 30 10 10 35 8 10 40 8 10 45 8 10 50 8 10 60 6 10 70 6 8 80 4 8 90 4 8 100 4 8 110 2 6 125 2 6 130 2...

Страница 15: ...A CMA Calculating Current Carrying Capacity of Wire K LF AVD CMA MaxAmp DC Connection Procedure To prevent the DC circuit breaker from tripping when connecting the battery connections should be done i...

Страница 16: ...automatically reset when the alarm condition is corrected However the High Voltage Shutdown and the Charger Failure alarms must be reset manually by pressing the reset button The AC Failure Alarm wil...

Страница 17: ...rm Connect Card S2A 198B If it is desired that the annunciator be activated after the alarm triggers connect the annunciator leads to the NO and C contacts of the desired alarm For alarms in Set B De...

Страница 18: ...nal probe can be used to measure the temperature of the battery Option 11W includes the compensation circuit and a 24 foot long temperature probe Option 11Y includes the compensation circuit and a 100...

Страница 19: ...for Load Sharing must be set to the same charging mode to operate properly All connected chargers must switch into and out of equalize mode at the same time It is recommended that when load sharing is...

Страница 20: ...remotely connect to the A75D E battery charger with the protocol that best suits the installation The protocols available are IEC 61850 Modbus DNP 3 0 and SNMP There are three different ports for conn...

Страница 21: ...ode 0 Equalize Time Eight Hours 3 1 1 Checking the Installation Before attempting to start up the A75D E check and verify that all connections are correct Check that all terminations and contacts are...

Страница 22: ...tage and DC output current as well as the time remaining in the current Equalize charge cycle Pushing the UP or DOWN button will change the display in Equalize Mode as well 3 3 Understanding the Alarm...

Страница 23: ...measured A positive ground alarm would signify that the positive terminal of a floating battery has become grounded If the charger has ground detection disabled this alarm will not function See Sectio...

Страница 24: ...manually activated by the user Mode 1 Displayed As P1 Mode 1 is an automatic equalize cycle that activates every seven days The length of the equalize cycle is determined by the timer setting The len...

Страница 25: ...Low DC Voltage Alarm to activate The default setting is 1 98 V C for Lead Acid batteries based on the number of battery cells that the unit was designed for The number and type of cells is listed on t...

Страница 26: ...0 and Modbus instruction manual Node Address Modbus Address Set To All This setting changes the node address used by the accessory communication card Option 21P 21Q This setting is only available if M...

Страница 27: ...ttings have been determined to be incorrect Rotating the potentiometer clockwise raises the equalize voltage and counterclockwise lowers the equalize voltage The approximate adjustable range is as fol...

Страница 28: ...r inverter with a low pressure air hose 2 Make sure all connections are tight 3 Perform a visual check on all internal components 4 Check front panel meters and alarms for accuracy 4th Year REPEAT ABO...

Страница 29: ...ve batteries and customer loads make sure batteries and loads are free from defects NOTE If the problem is found to be located in the printed circuit boards the board should be replaced No attempt sho...

Страница 30: ...tiometer Settings on Control Card Defective Shunt Defective Control Card S2A 362 Inadequate Ventilation Ambient is Too Hot Insufficient Cool Down Between Charges Battery Power Demand Too Great Battery...

Страница 31: ...ndication POS Ground Alarm Indication NEG Ground Alarm Indication High DCV Shutdown Alarm Indication AC Fail Alarm Indication Low DCV Alarm Indication 4 4 Service Procedures This section will serve as...

Страница 32: ...g the board out Installation is the reverse of removal WARNING Take care to plug all wires cables into there correct locations 4 3 2 S2A 225C Display Driver Card In all A75D E units the S2A 225C Circu...

Страница 33: ...wires from the DIN Rail AC input and DC output terminals Be sure to mark or label the wires so that they can be easily reinstalled It may be a good idea to tape the wires to the top or side of the cas...

Страница 34: ...WARNING take care to plug all wires cables into there correct locations 975 Case The Heatsink Assembly is located at the bottom of the unit Remove the wires connected to the Heatsink Assembly most con...

Страница 35: ...bars as well as being zip tied to the plate Before removing the plate disconnect the wires that tie into the capacitor bus bars Remove the screws from the bus bar and cut the zip ties to replace each...

Страница 36: ...the fuse Use a handheld multimeter to check that fuse is in fact blown Install a new fuse in the place of the blown fuse if necessary 4 3 9 S2A 198B 12V Relay Card The Relay Card is only installed as...

Страница 37: ...to the top or side of the case and label the tape Next remove the cables connecting to the various circuit cards It may be a good idea to tape the cables to the bottom or side of the case and label th...

Страница 38: ...may be connected to a battery which is heavily discharged and recharge it without clearing any protective devices ENVIROMENTAL Audible Noise Less than 65dBA at any point 5 feet from any vertical surfa...

Страница 39: ...3 3 10 5 5 A75D E 12 48V 12 12 6 7 20 10 10 A75D E 16 48V 16 16 8 9 25 15 15 A75D E 20 48V 20 20 10 11 30 15 20 5 10 A75D E 25 48V 25 24 12 14 35 20 25 6 10 A75D E 30 48V 30 29 40 15 20 17 25 7 10 A75...

Страница 40: ...2068 75 48 37 5150 4378 773 2638 100 48 49 6821 5798 1023 3493 6 130 7 974 828 146 499 12 130 15 2088 1775 313 1069 16 130 20 2784 2366 418 1426 20 130 24 3341 2840 501 1711 25 130 31 4315 3668 647 22...

Страница 41: ...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 LaMarche units wil...

Страница 42: ...on History Part Number 115668 Instruction Number P25 LA75D A75DE 1 Issue ECN 17742 01 08 21278 1 01 17 20596 10 14 20535 08 14 20317 02 14 20098 08 13 19609 07 12 19297 11 11 19164 6 11 18985 4 11 183...

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