Junkers KBR 240-3 A Manual

Junkers Vandvarmer & kedel KBR 240-3 A

Læs gratis den danske manual til Junkers KBR 240-3 A (116 sider) i kategorien Vandvarmer & kedel. Denne vejledning er vurderet som hjælpsom af 8 personer og har en gennemsnitlig bedømmelse på 4.9 stjerner ud af 4.5 anmeldelser. Har du et spørgsmål om Junkers KBR 240-3 A, eller vil du spørge andre brugere om produktet?

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Wärme fürs Leben

Für den Fachmann

Warmth for life

For professionals

Technical guide

Gas condensing boiler

SUPRAPUR

Single boiler: Cascade:

KBR 120-3 A MKB 240-3 A

KBR 160-3 A MKB 320-3 A

KBR 200-3 A MKB 400-3 A

KBR 240-3 A MKB 480-3 A

KBR 280-3 A MKB 560-3 A

Output range from

28 kW to 560 kW

6 720 645 817 (2010/09)

Contents

6 720 645 817 (2010/09)

Contents

1 System schemes . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.1 System scheme 1: unmixed heating

circuit, low loss header . . . . . . . . . . . . . . 4

1.2 System scheme 2: unmixed underfloor

heating circuit, low loss header . . . . . . . 6

1.3 System scheme 3: mixed heating

circuit, DHW circuit, low loss header . . . 8

1.4 System scheme 4: one unmixed heating

circuit, one mixed heating circuit,

low loss header . . . . . . . . . . . . . . . . . . . 10

1.5 System scheme 5: two mixed

heating circuits, one DHW circuit,

low loss header . . . . . . . . . . . . . . . . . . . 12

1.6 System scheme 6: one unmixed heating

circuit, two mixed heating circuits,

low loss header . . . . . . . . . . . . . . . . . . . 14

1.7 System scheme 7: one unmixed heating

circuit, three mixed heating circuits,

low loss header . . . . . . . . . . . . . . . . . . . 16

1.8 System scheme 8: two mixed

heating circuits, two DHW circuits,

low loss header . . . . . . . . . . . . . . . . . . . 18

1.9 System scheme 9: one unmixed

heating circuit, one DHW circuit,

low loss header, cascade . . . . . . . . . . . 20

2 Specification . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

2.1 Appliance parameters . . . . . . . . . . . . . . 22

2.1.1 Single appliance Suprapur KBR ... . . . . . 22

2.1.2 Factory-prepared cascade

Suprapur MKB ... . . . . . . . . . . . . . . . . . . 23

2.2 Dimensions and minimum clearances . . 24

2.2.1 Single appliance Suprapur KBR ... . . . . . 24

2.2.2 Factory-prepared 2-boiler

cascade MKB ... . . . . . . . . . . . . . . . . . . . 25

2.3 Installed dimensions . . . . . . . . . . . . . . . 27

2.3.1 Single appliance Suprapur KBR ... . . . . . 27

2.3.2 Factory-prepared cascade MKB ... . . . . . 28

2.4 Pressure drop, water side . . . . . . . . . . . 29

2.5 Boiler efficiency . . . . . . . . . . . . . . . . . . . 30

2.6 Standby loss . . . . . . . . . . . . . . . . . . . . . . 30

2.7 Flue gas temperature . . . . . . . . . . . . . . . 31

2.8 Conversion factor for alternative

system temperatures . . . . . . . . . . . . . . 31

3 Appliance layout . . . . . . . . . . . . . . . . . . . . . . . . 32

4 Product description . . . . . . . . . . . . . . . . . . . . . 33

4.1 Gas condensing boiler with

aluminium heat exchanger . . . . . . . . . . . 33

4.1.1 Types and output . . . . . . . . . . . . . . . . . . 33

4.1.2 Possible applications . . . . . . . . . . . . . . . 33

4.1.3 Benefits in brief . . . . . . . . . . . . . . . . . . . 33

4.1.4 Characteristics and special features . . . 34

4.2 Gas burner . . . . . . . . . . . . . . . . . . . . . . . 34

4.2.1 Burner and burner control unit . . . . . . . . 34

4.2.2 Burner function . . . . . . . . . . . . . . . . . . . . 35

4.3 Delivery method . . . . . . . . . . . . . . . . . . . 35

5 Engineering information and sizing

the heat source . . . . . . . . . . . . . . . . . . . . . . . . . 36

5.1 Operating conditions . . . . . . . . . . . . . . . 36

5.2 Water quality . . . . . . . . . . . . . . . . . . . . . 36

5.3 Important hydraulic system

components . . . . . . . . . . . . . . . . . . . . . . 39

5.3.1 Hydraulics for maximum utilisation

of the condensing effect . . . . . . . . . . . . 39

5.3.2 Underfloor heating system . . . . . . . . . . . 39

5.3.3 Diaphragm expansion vessel . . . . . . . . . 39

5.4 Condensate drainage . . . . . . . . . . . . . . . 41

5.4.1 Condensate drain from the

condensing boiler and the flue . . . . . . . 42

5.4.2 Condensate drain from a

moisture-resistant chimney . . . . . . . . . . 42

6 Regulations and operating conditions . . . . . . . 43

6.1 Extracts from regulations . . . . . . . . . . . . 43

6.2 Fuels . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

6.3 Operating conditions . . . . . . . . . . . . . . . 43

6.4 Combustion air . . . . . . . . . . . . . . . . . . . . 44

6.5 Combustion air supply . . . . . . . . . . . . . . 44

6.6 Siting combustion equipment . . . . . . . . 45

6.7 Sound insulation . . . . . . . . . . . . . . . . . . . 45

6.8 Antifreeze . . . . . . . . . . . . . . . . . . . . . . . . 45

Produkt Specifikationer

Mærke:	Junkers
Kategori:	Vandvarmer & kedel
Model:	KBR 240-3 A

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