H4 H3 H2 H1

TB2

 

 

 

 

Bussman MDQ5

 

 

 

 

 

 

 

T4

 

 

 

115 V

301

 

 

 

5 A, 250 V

 

 

300

 

 

 

 

 

302

 

 

 

 

 

 

 

 

FU27

 

 

X1

 

115 V

X2

 

 

 

 

BLK

 

 

 

 

 

BLK

 

WHT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

306

 

HRN1

 

307

 

 

 

 

309

 

 

HRN1

 

308

 

 

 

 

1

 

1

 

 

 

 

 

 

6

6

 

 

 

 

BLK

 

BLK

 

 

 

 

WHT

 

WHT

 

 

 

 

 

 

 

 

 

 

 

 

 

310

CMP1

 

311

 

HRN1

 

312

 

 

 

 

 

 

 

 

 

 

 

 

4

2

2

2

 

 

 

 

 

 

 

 

 

 

 

 

BLK

BLK

BLU

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T1

T2

 

 

 

 

 

 

 

321/BLK

312

 

LPS1

 

313

HPS1

314

 

 

OLR1

 

315

 

 

FRZ1

316

 

 

 

 

 

M1

M2

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

BLU

 

 

 

BLU

 

 

BLU

 

BLU

 

 

 

BLU

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CMP2

2

BLK

 

HRN1

4

PNK

 

 

365 BLK

366

WHT

 

 

 

 

 

 

 

 

4

4

 

 

 

 

 

 

 

 

 

 

 

 

322

 

 

 

323

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T1

T2

 

 

 

 

 

 

 

336/BLK

323

 

LPS2

 

324

HPS2

325

 

 

OLR2

 

326

 

 

FRZ2

327

 

 

 

 

 

M1

M2

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

PNK

 

 

 

PNK

 

 

PNK

 

PNK

 

 

 

PNK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

332

 

HRN2

 

333

 

 

 

 

335

 

 

HRN2

 

 

334

 

 

 

 

1

 

1

 

 

 

 

 

 

6

6

 

 

 

 

BLK

 

BLK

 

 

 

 

WHT

 

WHT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CMP3

 

337

 

HRN2

 

338

 

 

 

 

 

 

 

 

 

 

 

 

 

4

2

2

2

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

YEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T1

T2

 

 

 

 

 

 

 

347/BLK

338

 

LPS3

 

339

HPS3

340

 

 

OLR3

 

341

 

 

FRZ3

342

 

 

 

 

 

 

 

 

M1

M2

 

 

 

 

3

 

YEL

 

 

 

YEL

 

 

YEL

 

YEL

 

 

 

YEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CMP4

2

BLK

 

HRN2

4

GRA

 

367 BLK

368

WHT

 

 

 

 

 

 

 

 

4

4

 

 

 

 

 

 

 

 

 

 

 

348

 

 

 

349

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T1

T2

 

 

 

 

 

 

 

358/BLK

349

 

LPS4

 

350

HPS4

351

 

 

OLR4

 

352

 

 

FRZ4

353

 

 

 

 

 

M1

M2

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GRA

 

 

 

GRA

 

 

GRA

GRA

 

 

 

GRA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BPS_S*

 

 

 

 

 

 

 

 

 

BYPAS*

 

 

 

 

 

 

 

 

359

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

2

 

 

 

 

 

 

 

9

10

 

 

 

 

 

 

 

 

 

BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOTE 1

 

 

 

 

 

 

362

DS1*

363

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

 

 

VIO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SWITCH SETTINGS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ID

 

Open

 

 

Close

 

 

 

 

 

 

 

 

 

 

 

 

FRZ1-4

 

30 +/- 5 °F

 

 

45 +/- 6 °F

 

 

 

 

 

 

 

 

 

 

 

HPS1-4

360 +/- 10 PSIG

 

264 +/- 15 PSIG

 

 

 

 

 

 

 

 

 

 

 

LPS1-4

27 +/- 4 PSIG

 

 

67 +/- 7 PSIG

 

 

TB3

N

302

WHT

HRN1

318

 

 

 

320

3

A

C1

B

BLU

WHT

 

 

 

 

 

 

 

 

 

331/WHT

HRN1

329

 

 

 

 

5

A

C2

B

 

PNK

 

 

 

 

 

 

346/WHT

HRN2

344

3 YEL A C3 B

 

 

 

 

357/WHT

HRN2

355

 

 

 

5

A

C4 B

 

GRA

 

 

 

 

 

 

 

 

 

361

 

 

 

 

WHT

 

CUVL*

 

 

BLK

UVC

 

WHT

364

 

WHT

 

 

 

 

50XJ 115V Control Wiring

39

Page 39
Image 39
Carrier 50XJ064-104 specifications 50XJ 115V Control Wiring, BLK VIO Switch Settings

50XJ064-104 specifications

The Carrier 50XJ064-104 is a high-efficiency rooftop air conditioning system designed to deliver exceptional cooling and heating capabilities for diverse commercial applications. One of the standout features of this model is its robust cooling capacity of 64,000 BTUs, making it suitable for mid to large-sized spaces. The 50XJ064-104 is engineered using advanced technologies to ensure energy efficiency and reliable performance, contributing to reduced operational costs and environmental sustainability.

One of the primary technologies employed in the Carrier 50XJ064-104 is the high-efficiency scroll compressor. This component plays a pivotal role in optimizing energy usage while delivering consistent cooling output. The system also incorporates an economizer that allows for enhanced energy savings by utilizing outdoor air for cooling when conditions are favorable. This not only decreases reliance on the compressor but also improves indoor air quality.

The microprocessor-based controls in the 50XJ064-104 provide precise temperature regulation, ensuring optimal comfort levels in various applications. These controls allow for easy programming and can be integrated into building management systems for centralized oversight. Additionally, the unit features a built-in fault detection and diagnostic system that aids in identifying potential issues before they escalate, minimizing downtime and maintenance costs.

The Carrier 50XJ064-104 is designed with durability in mind. It features a weather-resistant cabinet, designed to withstand harsh outdoor conditions and prolong service life. The high-quality insulation within the unit not only enhances energy efficiency but also minimizes noise levels, making it an ideal choice for urban environments where sound control is critical.

Another important characteristic is its environmentally friendly R-410A refrigerant, which has a lower impact on ozone depletion compared to older refrigerants. This aligns with Carrier's commitment to creating sustainable HVAC solutions that comply with current environmental regulations.

Overall, the Carrier 50XJ064-104 stands out for its combination of efficiency, advanced technologies, and durable construction. Whether for commercial buildings, retail spaces, or industrial applications, this rooftop air conditioning unit is designed to provide reliable performance and comfort year-round.