TABLE 12

HEATING PRESSURES – (ALL TEMPERATURES °F)

 

Return Air

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Model

Temperature

Pressure

0

5

10

15

20

25

30

35

40

45

50

55

60

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WH421

70 deg.

Low Side

21

25

27

29

32

35

39

43

48

53

58

64

71

High Side

141

147

152

158

163

169

174

180

190

201

214

229

246

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WH483

70 deg.

Low Side

24

26

27

28

29

32

35

39

44

51

58

66

74

High Side

171

173

176

178

180

184

190

197

205

214

225

237

250

 

 

WH602

70 deg.

Low Side

23

25

27

28

30

32

33

35

42

51

62

75

91

High Side

178

182

185

189

192

194

196

205

218

236

257

283

313

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Low side pressure ± 2 psig

High side pressure ± 5 psig

Tables are based upon rated CFM (airflow) across the evaporator coil. If there is any doubt as to correct operating charge being in the system, the charge should be removed, system evacuated and recharged to serial plate instruction.

Model Description

TABLE 13

OPTIONAL ACCESSORIES

WH421-A

WH421-B

WH421-C

WH483-A

WH483-B

WH483-C

WH602-A

WH602-B

WH602-C

 

EHWH42-A05

Heater Packages

X

 

 

 

 

 

 

 

 

 

EHWH42-A10

Heater Packages

X

 

 

 

 

 

 

 

 

 

EHWH42-A15

Heater Packages

X

 

 

 

 

 

 

 

 

 

EHWH42-C06

Heater Packages

 

 

X

 

 

 

 

 

 

 

EHWH04-A04

Heater Packages

 

 

 

X

 

 

 

 

 

 

EHWH04-A05

Heater Packages

 

 

 

X

 

 

X

 

 

 

EHWH04-A10

Heater Packages

 

 

 

X

 

 

X

 

 

 

EHWH04-A15

Heater Packages

 

 

 

X

 

 

X

 

 

 

EHWH04-A20

Heater Packages

 

 

 

X

 

 

X

 

 

 

EHWH04-B09

Heater Packages

 

X

 

 

X

 

 

X

 

 

EHWH04-B15

Heater Packages

 

X

 

 

X

 

 

X

 

 

EHWH04-B18

Heater Packages

 

 

 

 

X

 

 

X

 

 

EHWH04-C09

Heater Packages

 

 

X

 

 

X

 

 

X

 

EHWH04-C15

Heater Packages

 

 

X

 

 

X

 

 

X

 

BOP-5

Blank Off Plate

X

X

X

X

X

X

X

X

X

 

BFAD-5

Barometric Fresh Air Damper

X

X

X

X

X

X

X

X

X

 

MFAD-5

Motorized Fresh Air Damper

X

X

X

X

X

X

X

X

X

 

CRV-5

Classroom Ventilator with Exhaust

X

X

X

X

X

X

X

X

X

 

EIFM-4

Economizer with Exhaust

X

X

X

X

X

X

X

X

X

 

WERV-A5B

Energy Recovery Ventilator

X

X

 

X

X

 

X

X

 

 

WERV-C5B

Energy Recovery Ventilator

 

 

X

 

 

X

 

 

X

 

CMH-3

Low Pressure Control (LPC)

 

X

 

 

X

 

 

X

 

 

CMH-7

Low Ambient Control (LAC)

 

X

 

 

X

 

 

X

 

 

CMH-9

LAC + LPC

 

X

 

 

X

 

 

X

 

 

CMH-14

Outdoor Thermostat (ODT)

 

X

X

X

X

X

X

X

X

 

CMH-15

Start Kit (SK)

X

 

 

 

 

 

 

 

 

 

WMCB-05B

Circuit Breaker

 

X

 

 

 

 

 

 

 

 

WMCB-06B

Circuit Breaker

 

 

 

 

X

 

 

 

 

 

WMPD-01

Circuit Breaker

 

 

X

 

 

X

 

 

X

 

WMCB-07B

Circuit Breaker

 

 

 

 

 

 

 

X

 

 

WMCB-09A

Circuit Breaker

 

 

 

X

 

 

X

 

 

 

WMCB-08B

Circuit Breaker

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Manual 2100-399 Page 21

Page 23
Image 23
Bard WH421, WH602, WH483 installation instructions Heating Pressures ALL Temperatures F, Optional Accessories

WH421, WH483, WH602 specifications

Bard WH602, WH421, and WH482 are distinguished models in Bard's line of high-performance wall-mounted heaters. Each unit is designed to offer reliable heating solutions for various commercial and industrial applications. These models are renowned for their energy efficiency, robust construction, and ease of use, making them ideal for a variety of environments, including warehouses, manufacturing facilities, and other large spaces.

The WH602 model boasts impressive heating capabilities, featuring a powerful fan-forced heater equipped with a 60000 BTU rating. This allows it to effectively heat large areas quickly and efficiently. One of its main features is the high-efficiency, stainless steel heat exchanger that promotes better heat transfer, enhancing the overall performance and longevity of the heater. The WH602 is designed with energy-saving technology, allowing it to operate with minimal electricity consumption while maximizing output.

The WH421 model offers a more compact solution without sacrificing power. With a heating capacity of 42000 BTU, it is suitable for medium-sized spaces. Like the WH602, the WH421 utilizes a stainless steel heat exchanger, ensuring durability and efficient heating. This model is equipped with a quiet, high-performance fan that distributes heat uniformly throughout the space, maintaining comfortable conditions without the distraction of excessive noise. Its compact design also allows for easy installation in tighter spaces.

The WH482 is a versatile model that falls between the two in terms of performance and application. Rated at 48000 BTU, it combines the benefits of both the WH602 and WH421, making it suitable for various heating demands. The WH482 features advanced control options, allowing users to set specific heating schedules and temperatures for improved comfort and energy efficiency. Additionally, it has built-in safety features like over-temperature protection and a thermal cutoff switch, ensuring safe operation in commercial environments.

All three models share key characteristics, including a robust construction built to withstand harsh conditions, user-friendly controls, and compliance with industry safety standards. Their wall-mounted design saves valuable floor space while providing powerful heating performance. Overall, Bard WH602, WH421, and WH482 represent a commitment to quality, performance, and customer satisfaction, making them top choices for businesses seeking efficient heating solutions.