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Johnson Controls ME Series, Installation Manual

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Johnson Controls ME Series Installation Manual Download Page 12

5724452-UIM-A-0619

12

Johnson Controls Ducted Systems

TABLE 11: 

Electrical Data for Multi-source Power Supply: 208/230-3-60

Air Handler 

Models

Heater 

Models

1

Heater

Amps

@240 V

Min. Circuit Ampacity

MOP.

2

208 V

230 V

208 V

230 V

Circuit

Circuit

1st

2

2nd

1st

2

2nd

1st

2

2nd

1st

2

2nd

ME12B

6HK46502025

46.2

29.8

25.0

32.4

27.6

30

25

35

30

ME12C

6HK46502025

46.2

29.8

25.0

32.4

27.6

30

25

35

30

ME16C

6HK46502025

46.2

31.8

25.0

34.4

27.6

35

25

35

30

ME20D

6HK46502025

46.2

31.8

25.0

34.4

27.6

35

25

35

30

6HK46502525

57.7

38.0

31.3

41.3

34.6

40

35

45

35

1. The 20 kW and 25 kW heater models (6HK46502025 and 6HK46502525) come with circuit breakers standard. 
2. MOP = Maximum Overcurrent Protection device; must be HACR type circuit breaker or time delay fuse. The 1st circuit includes blower motor amps. Refer to the lat-

est edition of the National Electrical Code or in Canada the Canadian Electrical Code and local codes to determine correct wire sizing.

TABLE 12: 

Airflow Data (CFM)

1

 

Models

CM Models

Blower 

Motor Speed

External Static Pressure (in. wc.)

0.10

0.20

0.30

0.40

0.50

0.60

0.70

ME08B

CM18B

 High (5)

939

893

871

837

804

767

714

 Medium High (4)

833

803

765

737

697

639

587

 Medium (3)

638

605

576

494

454

380

278

 Medium Low (2)

538

489

456

374

283

211

157

Low (1)

478

446

367

272

211

150

23

CM24B

 High (5)

923

892

862

833

797

743

688

Medium High (4)

846

816

786

750

710

638

599

 Medium (3)

631

605

575

512

442

370

282

 Medium Low (2)

570

530

460

402

328

232

186

 Low (1)

477

448

372

292

203

157

24

CM30B

 High (5)

937

905

877

841

798

748

704

 Medium High (4)

846

808

778

733

667

636

572

Medium (3)

638

609

556

495

463

399

336

 Medium Low (2)

560

484

469

408

321

265

201

 Low (1)

481

448

390

328

252

166

92

ME12B

CM18B

 High (5)

1355

1334

1302

1270

1231

1201

1170

 Medium High (4)

1273

1244

1213

1177

1142

1109

1073

Medium (3)

1074

1041

1009

974

936

894

809

 Medium Low (2)

862

826

798

766

688

607

587

 Low (1)

659

616

560

512

457

387

275

CM24B

High (5)

1359

1331

1301

1269

1234

1202

1171

 Medium High (4)

1272

1245

1209

1174

1143

1106

1073

 Medium (3)

1072

1040

1007

973

937

874

778

 Medium Low (2)

857

821

794

756

676

613

567

 Low (1)

654

606

557

504

443

379

271

CM30B

 High (5)

1354

1325

1294

1263

1230

1198

1168

 Medium High (4)

1268

1235

1203

1171

1139

1107

1075

 Medium (3)

1069

1038

1003

974

935

876

781

 Medium Low (2)

859

818

794

756

681

620

563

 Low (1)

654

608

552

503

434

364

289

CM36B

 High (5)

1348

1317

1285

1254

1222

1189

1157

 Medium High (4)

1258

1225

1192

1160

1126

1093

1063

 Medium (3)

1062

1029

993

964

929

879

778

 Medium Low (2)

860

822

791

761

682

616

568

 Low (1)

642

599

554

502

431

367

294

ME12C

CM61C

 High (5)

1360

1334

1291

1253

1207

1172

1076

Medium High (4)

1274

1242

1202

1157

1109

1040

1000

 Medium (3)

1060

1022

968

923

854

766

694

 Medium Low (2)

910

863

806

722

660

567

524

 Low (1)

655

585

511

436

385

323

267

Continued on next page

Summary of Contents for ME Series

Page 1: ...ns These units may be located in a closet utility room attic crawl space or basement These versatile models may be used for cooling or heat pump operation with or without electric heat or indoor coil Top or side power and control wiring color coded leads for control wiring and electric heaters all combine to make the installation easy and minimize installation cost Electric heat kits are available...

Page 2: ... for inspection by the carrier s agent must be made in writing Also before installation the unit must be checked for screws or bolts that may have loosened in transit There are no shipping or spacer brackets which need to be removed It must be verified that all accessories such as heat kits and coils are available Installation of these accessories or field conversion of the unit must be done befor...

Page 3: ...casing may occur On these installations unit duct connections and other openings must be properly sealed and a wrap of 2 fiberglass insulation with vinyl vapor barrier must be used AIR HANDLER CONFIGURATION These air handler units are supplied ready to be installed in an upflow downflow horizontal right or horizontal left position Refer to Figure 2 The unit requires no conversion procedures AIR HA...

Page 4: ...M INLET DIMENSIONS C D 12 3 16 19 1 8 B 20 1 2 21 1 2 TABLE 1 Dimensions ME MODELS Dimensions1 Wiring Knockout Dimensions1 A B C D E F Height Width Bottom Opening Top Opening Power Control ME08B 21 1 2 17 1 2 16 1 2 16 1 2 7 8 1 2 1 3 8 1 1 23 32 1 1 4 7 8 1 2 ME12B 21 1 2 17 1 2 16 1 2 16 1 2 ME12C 22 1 2 21 20 20 ME14D 22 1 2 24 1 2 23 1 2 23 1 2 ME16C 22 1 2 21 20 20 ME20D 22 1 2 24 1 2 23 1 2 ...

Page 5: ...t be designed in accordance with the Air Conditioning Contractors of America ACCA Manual D HORIZONTAL SUSPENSION For suspension of these units in horizontal applications it is recom mended to use angle steel support brackets with threaded rods sup porting the units from the bottom at the locations shown in Figure 6 DUCT FLANGES Three duct flanges are provided to assist in positioning and attaching...

Page 6: ...ired for Horizontal right hand airflow applica tion only Follow instructions with heater for modification SECTION VI LINE POWER CONNECTIONS Power may be brought into the unit through the supply air end of the unit top left when unit is vertical or the left side panel Use the hole appropriate to the unit s orientation in each installation to bring conduit from the disconnect The power lead conduit ...

Page 7: ...eat kit connected to tap 5 for the heating speed and the Yellow cooling heat pump lead connected to tap 4 for the cooling heat pump heating speed Move the electric heat kit wire for the heating speed from tap 5 to the appropriate speed tap according to Table 4 If electric heat requires speed tap 5 the highest speed tap available for cooling heat pump heating is tap 4 The circulating blower Green t...

Page 8: ...de or in Canada the Canadian Electrical Code and local codes to determine correct wire sizing TABLE 4 Minimum Fan Speed Electrical Heat with Heat Pump Heat Kit Models1 2 3 Nom kW 240 V Air Handler Models ME08B ME12B ME12C ME14D ME16C ME20D 6HK 0 1 6500206 2 4 kW Medium Low 2 Medium Low 2 Medium Low 2 Medium Low 2 Medium Low 2 Medium Low 2 6HK 0 1 6500506 4 8 kW Medium 3 Medium Low 2 Medium 3 Mediu...

Page 9: ... following table DISTRIBUTION POWER NOMINAL VOLTAGE CONVERSION FACTOR 208 V 240 V 0 75 220 V 240 V 0 84 230 V 240 V 0 92 TABLE 7 Electric Heat Performance Data 208 230 1 60 and 208 230 3 60 Heater Models1 2 3 Nominal kW 240 V Total Heat4 kW Staging kW MBH W1 Only W1 W2 208 V 230 V 208 V 230 V 208 V 230 V 208 V 230 V 1PH 6HK 0 1 6500206 2 4 1 8 2 2 6 2 7 5 1 8 2 2 1 8 2 2 6HK 0 1 6500506 4 8 3 6 4 ...

Page 10: ... 7 76 5 70 80 6HK 1 2 6501806 72 82 9 91 2 90 100 6HK 1 2 6502006 80 91 3 100 4 100 110 ME12C 6HK 0 1 6500206 10 15 6 16 7 20 20 6HK 0 1 6500506 20 26 4 28 7 30 30 6HK 0 1 6500806 32 39 6 43 3 40 45 6HK 0 1 6501006 40 48 0 52 6 50 60 6HK 1 2 6501306 52 61 2 67 3 70 70 6HK 1 2 6501506 60 69 7 76 5 70 80 6HK 1 2 6501806 72 82 9 91 2 90 100 6HK 1 2 6502006 80 91 3 100 4 100 110 ME14D 6HK 0 1 6500206 ...

Page 11: ...vice must be HACR type circuit breaker or time delay fuse Refer to the latest edition of the National Electrical Code or in Canada the Canadian Electrical Code and local codes to determine correct wire sizing TABLE 10 Electrical Data for Single Source Power Supply 208 230 3 60 Air Handler Models Heater Models1 Heater Amps 240 V Field Wiring Min Circuit Ampacity MOP 2 208 V 230 V 208 V 230 V ME08B ...

Page 12: ... High 5 923 892 862 833 797 743 688 Medium High 4 846 816 786 750 710 638 599 Medium 3 631 605 575 512 442 370 282 Medium Low 2 570 530 460 402 328 232 186 Low 1 477 448 372 292 203 157 24 CM30B High 5 937 905 877 841 798 748 704 Medium High 4 846 808 778 733 667 636 572 Medium 3 638 609 556 495 463 399 336 Medium Low 2 560 484 469 408 321 265 201 Low 1 481 448 390 328 252 166 92 ME12B CM18B High ...

Page 13: ...124 1060 1008 954 889 827 755 ME20D CM36D High 5 2061 2021 1979 1938 1904 1865 1829 Medium High 4 1998 1949 1914 1879 1835 1797 1756 Medium 3 1769 1711 1677 1643 1603 1570 1530 Medium Low 2 1557 1508 1469 1439 1398 1355 1323 Low 1 1340 1291 1252 1216 1170 1132 1058 CM42D High 5 2032 1996 1959 1913 1890 1849 1820 Medium High 4 1974 1938 1892 1855 1824 1785 1754 Medium 3 1752 1706 1680 1633 1591 154...

Page 14: ...s run the fan only to assure a dry coil Drill 2 holes one 12 away from the air handler in the supply air duct and on 12 away from the air handler in the return air duct before any elbows in the duct work Insert the pressure tips and read the pressure drop from the manometer See Table 12 to determine the airflow and make the necessary adjustments to keep the CFM within the airflow limitations of th...

Page 15: ...AGE FIELD WIRING CONNECTIONS LEGEND LS LIMIT SWITCH SEQ SEQUENCER HE HEATING ELEMENT FL FUSIBLE LINK H SEQUENCER HEATER RLY RELAY AIR HANDLER WITH NO HEAT KIT WIRING DIAGRAM 5724441 UWD A 0219 1 2 3 4 5 6 1 2 3 4 5 6 L2 L1 HE2 LS FL RLY 2 RLY 1 RED WHT EQUIPMENT GROUND YEL BLK BLU YEL WHT BLU PRP BLU BLU HE1 LS FL WHT HEATER KITS 6HK 6500806 6HK 6501006 1 2 3 4 5 6 24V 240V COM 208V 1 2 3 4 5 6 1 ...

Page 16: ...UE BLUE BLUE BLUE YELLOW YELLOW BLACK BLACK YELLOW YELLOW BLACK BLACK RED WHITE BLACK BLUE BLACK BLUE YELLOW BLACK YELLOW YELLOW BLUE BLACK BLUE BLACK YELLOW RLY 1 RLY 2 RLY 3 RLY 6 RLY 5 RLY 4 HE2 FL HE3 FL HE6 FL HE1 FL HE4 FL HE5 FL 5 4 3 2 6 1 WHITE BLUE PURPLE RED WHITE BLACK GND LS LS LS LS LS LS WHITE WHITE BLUE BLUE BLUE WHITE BROWN BROWN BLUE BLUE BROWN BLUE BROWN BLUE BLACK BLUE YELLOW B...

Page 17: ... HE1 HE2 LS LS HE3 LS FL FL FL SEQ2 SEQ1 RED WHT EQUIPMENT GROUND BLK RED YEL BLK RED BLK BRN WHT BLU PRP BLU YEL BLU 1 2 3 4 5 6 RLY BLU BLU BLU YEL BLU YEL BRN 3 1 5 4 H H 3 1 5 4 H H Y2 OUT W1 OUT W2 OUT C R Y1 Y2 W O C R Y1 Y2 W E O G DEFROST CONTROL BOARD 2 STAGE HEAT PUMP 3 STAGE HEAT 2 STAGE COOL ROOM TERMMOSTAT NOTICE WIRING FOR BLOWER MOTOR MAY REQUIRE FIELD ADJUSTMENT DEPENDING ON MATCHU...

Page 18: ...5724452 UIM A 0619 18 Johnson Controls Ducted Systems NOTES ...

Page 19: ...dry bulb temperature Return air dry bulb temperature Temperature drop 1 2 3 4 5 Low Medium Low Medium Medium High High A B C D Outside air dry bulb temperature Return air wet bulb temperature Supply air wet bulb temperature Return static inches of water column Electrical Connections Inspection Complete all that apply Continued on next Page ECM X 13 PSC A B C D Low voltage value between R and C at ...

Page 20: ...ting and correcting any problems Operate the unit through cooling cycles from the thermostat noting and correcting any problems Operate the unit through mechanical heating cycles from the thermostat noting and correcting any problems Operate the unit through emergency heating cycles from the thermostat noting and correcting any problems Job site has been cleaned indoor and outdoor debris removed f...

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