48/50PD

Table 18 — Pressure (psig) vs. Voltage Drop Values for Suction Pressure Transducers

PRESSURE

VOLTAGE

 

PRESSURE

VOLTAGE

 

PRESSURE

VOLTAGE

 

PRESSURE

VOLTAGE

(psig)

DROP (V)

 

(psig)

DROP (V)

 

(psig)

DROP (V)

 

(psig)

DROP (V)

0

0.465

 

68

1.135

 

136

1.804

 

204

2.474

2

0.485

 

70

1.154

 

138

1.824

 

206

2.493

4

0.505

 

72

1.174

 

140

1.844

 

208

2.513

6

0.524

 

74

1.194

 

142

1.863

 

210

2.533

8

0.544

 

76

1.214

 

144

1.883

 

212

2.553

10

0.564

 

78

1.233

 

146

1.903

 

214

2.572

12

0.583

 

80

1.253

 

148

1.922

 

216

2.592

14

0.603

 

82

1.273

 

150

1.942

 

218

2.612

16

0.623

 

84

1.292

 

152

1.962

 

220

2.631

18

0.642

 

86

1.312

 

154

1.982

 

222

2.651

20

0.662

 

88

1.332

 

156

2.001

 

224

2.671

22

0.682

 

90

1.351

 

158

2.021

 

226

2.690

24

0.702

 

92

1.371

 

160

2.041

 

228

2.710

26

0.721

 

94

1.391

 

162

2.060

 

230

2.730

28

0.741

 

96

1.410

 

164

2.080

 

232

2.749

30

0.761

 

98

1.430

 

166

2.100

 

234

2.769

32

0.780

 

100

1.450

 

168

2.119

 

236

2.789

34

0.800

 

102

1.470

 

170

2.139

 

238

2.809

36

0.820

 

104

1.489

 

172

2.159

 

240

2.828

38

0.839

 

106

1.509

 

174

2.178

 

242

2.848

40

0.859

 

108

1.529

 

176

2.198

 

244

2.868

42

0.879

 

110

1.548

 

178

2.218

 

246

2.887

44

0.898

 

112

1.568

 

180

2.237

 

248

2.907

46

0.918

 

114

1.588

 

182

2.257

 

250

2.927

48

0.938

 

116

1.607

 

184

2.277

 

252

2.946

50

0.958

 

118

1.627

 

186

2.297

 

254

2.966

52

0.977

 

120

1.647

 

188

2.316

 

256

2.986

54

0.997

 

122

1.666

 

190

2.336

 

258

3.005

56

1.017

 

124

1.686

 

192

2.356

 

260

3.025

58

1.036

 

126

1.706

 

194

2.375

 

262

3.045

60

1.056

 

128

1.726

 

196

2.395

 

264

3.065

62

1.076

 

130

1.745

 

198

2.415

 

266

3.084

64

1.095

 

132

1.765

 

200

2.434

 

268

3.104

66

1.115

 

134

1.785

 

202

2.454

 

270

3.124

MAJOR SYSTEM COMPONENTS

General

The 48/50PD single package rooftop units contain the ComfortLinkelectronic control system that monitors all operations of the rooftop. The control system is composed of several main control components and available factory-installed

options or field-installed accessories as listed in

sections below.

See Fig. 12-14 for the control and power

schematics for

48/50PD. Fig. 15 shows the layout of the control box, unit, and thermistor and transducer locations for the 48/50PD.

42

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Image 42
Carrier 48/50PD05 manual Major System Components, General, Pressure Voltage, Psig

48/50PD05 specifications

The Carrier 48/50PD05 is a remarkable addition to Carrier's lineup of rooftop units, offering advanced cooling and heating solutions for commercial applications. Designed for medium-sized buildings, this unit is well-suited for both new installations and as a replacement for older systems, thanks to its versatile features and efficient performance.

One of the standout features of the 48/50PD05 is its energy efficiency. It incorporates state-of-the-art technology to achieve high Seasonal Energy Efficiency Ratios (SEER) and EER ratings, reducing operational costs while delivering superior comfort. The unit is also compliant with the latest energy regulations, making it an environmentally friendly choice for building owners concerned about sustainability.

The 48/50PD05 is equipped with a highly efficient scroll compressor, which not only enhances performance but also contributes to quiet operation. This is a significant advantage in commercial spaces where noise levels need to be kept in check for comfort and productivity. Additionally, the unit includes advanced airflow design, ensuring even distribution of conditioned air throughout the space.

Technologically, the Carrier 48/50PD05 features Carrier's Infinity Control system, which allows for precise control of indoor climate. This intelligent control mechanism can be integrated with smart building management systems, enabling users to monitor and manage energy use effectively. Wi-Fi connectivity is also available, providing remote access for real-time adjustments and diagnostics.

Durability is another characteristic of the 48/50PD05. Constructed with high-quality materials, the unit withstands various environmental conditions, ensuring longevity and reliability. Moreover, the modular design facilitates easy maintenance, making service procedures efficient and cost-effective.

In addition to cooling, the Carrier 48/50PD05 offers heating capabilities, often utilizing gas or electric heating options that can be tailored to the specific needs of a building. The unit can also be equipped with integrated economizers, allowing for free cooling during suitable outdoor conditions, further enhancing energy savings.

Overall, the Carrier 48/50PD05 stands out as a high-performance HVAC solution that combines efficiency, technology, and durability. It provides building owners with a versatile tool to ensure comfort while minimizing their environmental footprint. With a strong emphasis on energy savings and advanced control features, this rooftop unit is a smart investment for any commercial property.