Baxi Potterton WH46, WH65 manual Technical Data, Boiler model WH Category

Models: WH46 WH65

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24. TECHNICAL DATA

Boiler model WH

 

 

WH 46

WH 65

 

 

 

 

 

 

 

 

Category

 

 

 

 

 

II2H3P

II2H3P

 

 

 

 

Nominal heat input (net/gross)

kW

46,4 - 51,5

67,0 - 74,4

 

 

 

 

Reduced heat input (net/gross)

kW

15 - 16,6

20,0 - 22,2

 

 

 

 

 

 

 

 

Rated heat output 75/60°C

kW

45,0

65,0

kcal/h

38.700

55.900

 

 

 

 

 

 

 

 

 

 

 

 

 

Rated heat output 50/30°C

kW

48,7

70,3

kcal/h

41.880

60.460

 

 

 

 

 

 

 

 

 

 

 

 

 

Reduced heat output 75/60°C

kW

14,5

19,3

kcal/h

12.470

15.820

 

 

 

 

 

 

 

 

 

 

 

 

 

Reduced heat output 50/30°C

kW

15,8

21,0

kcal/h

13.588

18.060

 

 

 

 

 

 

 

 

 

 

Useful efficiency

according to 92/42/CEE directive

★★★★

★★★★

 

 

 

 

 

Useful efficiency

max heat output 75/60 °C net/gross

%

97,3 / 87,3

97,4 / 87,4

 

 

 

 

 

Useful efficiency

max heat output 50/30 °C net/gross

%

105,1 / 94,5

105,2 / 94,5

 

 

 

 

 

Useful efficiency

30% heat output

%

107,6

107,6

 

 

 

 

Central heating system max. pressure

bar

4

4

 

 

 

 

Heating circuit temperature range

°C

25÷80

25÷80

 

 

 

 

 

 

 

Type

 

 

 

 

C13 - C33 - C43 - C53 - C63 - C83 - B23

 

 

 

 

 

 

Concentric flue

 

duct diameter

mm

80

80

 

 

 

 

Concentric air duct diameter

mm

125

125

 

 

 

 

 

 

Twin-pipe flue

duct

diameter

mm

80

80

 

 

 

 

Twin-pipe air duct diameter

mm

80

80

 

 

 

 

 

 

 

Max. flue

mass

flow

rate

kg/s

0,022

0,032

 

 

 

 

 

 

 

Min. flue

mass

flow

rate

kg/s

0,007

0,010

 

 

 

 

Max. flue temperature

°C

74

75

 

 

 

 

 

 

 

NOx class

 

 

 

5

5

 

 

 

 

 

 

 

 

NOx

 

 

 

 

mg/kWh

38,4

37,7

 

 

 

 

 

Type of gas used

 

G20/G31

G20/G31

 

 

 

 

Natural gas pressure 2H

mbar

20

20

 

 

 

 

Propane gas pressure 3P

mbar

37

37

 

 

 

 

Gas Consumption (NG)

m3/hr

4,91

7,08

 

 

 

 

Gas Consumption (LPG)

m3/hr

1,89

2,74

 

 

 

 

Minimum Operating Pressure

Bar

1

1

 

 

 

 

High Level Ventilation to BS6644 boiler room

cm2

92,8

134

 

 

 

 

Low Level Ventilation to BS6644 boiler room

cm2

185,6

268

 

 

 

 

Water Flow at 20°C ∆t

lit/sec

0,54

0,78

 

 

 

 

Hydraulic Resistance at 20°C ∆t

kPa

11,7

20,6

 

 

 

 

Cold Feed Size to BS6644

mm

19

25

 

 

 

 

Safety valve size to BS6644 (open vent system)

mm

19

19

 

 

 

 

 

 

 

Water Content

 

 

 

lit

5,1

6,5

 

 

 

 

Maximum Flow Temperature

°C

85

85

 

 

 

 

Ventilation to BS5440

cm2

 

 

 

 

 

 

Power supply voltage

V

230

230

 

 

 

 

Power supply frequency

Hz

50

50

 

 

 

 

Rated power supply

W

75

125

 

 

 

 

 

 

 

Net weight

 

 

 

kg

64

72

 

 

 

 

 

 

 

Dimensions

 

 

height

mm

950

950

 

 

 

 

 

 

 

 

 

 

 

 

width

mm

600

600

 

 

 

 

 

 

 

 

 

 

 

 

depth

mm

466

466

 

 

 

 

Protection-limit against humidity and water leakages (**)

 

IPX5D

IPX5D

 

 

 

 

(**) according to EN 60529

 

 

 

INSTRUCTIONS PERTAINING TO THE INSTALLER

35

926.772.1 - GB/IE

 

 

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Baxi Potterton WH46, WH65 manual Technical Data, Boiler model WH Category

WH46, WH65 specifications

The Baxi Potterton WH65 and WH46 are renowned for their efficiency and reliability, designed to meet a variety of heating requirements in residential and commercial settings. These models exemplify advanced engineering, ensuring that users benefit from optimal performance and reduced energy consumption.

One of the main features of these units is their exceptional heat output. The WH65 boasts a powerful output of 65 kW, making it suitable for larger properties or commercial spaces with high heating demands. Conversely, the WH46 provides a more moderate output of 46 kW, ideal for smaller applications. Both models are built to provide consistent heating, contributing to a comfortable environment regardless of external weather conditions.

Technologically, the Baxi Potterton WH series utilizes a robust cast iron heat exchanger, renowned for its durability and long lifespan. This feature not only enhances the unit’s efficiency but also aids in better heat retention, allowing the boiler to operate at optimal levels for extended periods. The heat exchanger is complemented by an intelligent control system, which allows for easy adjustments to settings, ensuring that the heating output can be modified to suit specific needs.

Another important characteristic of the WH65 and WH46 is their user-friendly interface. Both models are equipped with clear and intuitive controls, making it easy for homeowners and technicians alike to operate and maintain the units. For added convenience, these boilers can be integrated with external controls, enabling smart temperature management and energy saving.

The efficiency ratings of the WH65 and WH46 models are commendable, allowing for lower energy bills and a reduced carbon footprint. These boilers comply with stringent environmental standards, contributing to eco-friendliness without compromising performance.

In terms of installation, both models are designed with flexibility in mind. They can be installed in various positions, adapting to space constraints or specific installation requirements. Furthermore, the boilers are relatively lightweight for their category, making them easier to handle during the installation process.

In conclusion, the Baxi Potterton WH65 and WH46 are exemplary heating solutions that combine power, efficiency, and user-friendly features. They cater to diverse heating needs while ensuring durability and compliance with modern energy standards, making them a popular choice among consumers and heating professionals alike.