Junkers SUPRAPUR KBR 120-3 A User Manual

Contents
6 720 645 817 (2010/09)
3
7 Accessories / Services . . . . . . . . . . . . . . . . . . . 46
7.1 Neutralising systems . . . . . . . . . . . . . . . 46
7.1.1 Neutralising system no. 1605 . . . . . . . . . 46
7.1.2 Neutralising system no. 1606 . . . . . . . . . 47
7.1.3 Condensate lifting system no. 1620 . . . 47
7.2 Pumps . . . . . . . . . . . . . . . . . . . . . . . . . . 48
7.3 Dirt traps . . . . . . . . . . . . . . . . . . . . . . . . 48
7.4 Low loss header . . . . . . . . . . . . . . . . . . . 48
7.5 Boiler safety set . . . . . . . . . . . . . . . . . . . 49
7.6 Safety equipment to DIN-EN 12828 . . . . 49
7.7 Shut-off set combined
with check valve . . . . . . . . . . . . . . . . . . 50
7.8 Boiler flue connection . . . . . . . . . . . . . . 50
7.9 Ventilation air connection bend . . . . . . . 50
7.10 Cleaning tool . . . . . . . . . . . . . . . . . . . . . 50
7.11 Services . . . . . . . . . . . . . . . . . . . . . . . . . 50
8 Heating controls . . . . . . . . . . . . . . . . . . . . . . . . 51
8.1 Selection aids for controller
application . . . . . . . . . . . . . . . . . . . . . . 51
8.2 Overview of the BUS-regulated
controller functions . . . . . . . . . . . . . . . 52
8.3 Weather-compensated controllers . . . . . 53
8.4 Accessory for 2-wire BUS controller . . . 56
8.5 Cascade switching module
(0-10 V interface for systems
with Direct Digital Control (DDC)) . . . . 58
8.6 Accessories, weather-compensated
controller - remote control . . . . . . . . . . 58
8.7 Controller accessories -
outside temperature sensors . . . . . . . . 59
9 DHW heating . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
9.1 General . . . . . . . . . . . . . . . . . . . . . . . . . 60
9.2 DHW cylinders series SK ... . . . . . . . . . . 65
9.3 DHW cylinders series SE ... . . . . . . . . . . 69
10 Installation accessories . . . . . . . . . . . . . . . . . . 72
10.1 Connection accessories . . . . . . . . . . . . . 72
10.2 Cascade accessories . . . . . . . . . . . . . . . 73
10.3 Other accessories . . . . . . . . . . . . . . . . . 74
11 Flue systems . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
11.1 Flue system . . . . . . . . . . . . . . . . . . . . . . 75
11.1.1 Requirements . . . . . . . . . . . . . . . . . . . . . 75
11.1.2 Plastic flue system . . . . . . . . . . . . . . . . . 76
11.1.3 Flue gas parameters Suprapur –
single boiler KBR ... . . . . . . . . . . . . . . . . 77
11.1.4 Flue gas parameters Suprapur –
factory-prepared 2-boiler cascade
MKB ... . . . . . . . . . . . . . . . . . . . . . . . . . . 77
11.1.5 Sizing plastic flue systems (open flue) . . 77
11.2 Flue systems for open flue operation . . . 78
11.2.1 General information for open
flue operation . . . . . . . . . . . . . . . . . . . . 78
11.2.2 Ventilation air/flue gas line . . . . . . . . . . . 79
11.2.3 Open flue routing via flue inside
a chimney shaft (B
23
) . . . . . . . . . . . . . . 80
11.2.4 Balanced flue routing, vertical
via the roof (B
23
) . . . . . . . . . . . . . . . . . . 82
11.2.5 Open flue routing via flue
over a facade (B
23
) . . . . . . . . . . . . . . . . 84
11.3 Flue systems for balanced
flue operation . . . . . . . . . . . . . . . . . . . . 86
11.3.1 General information for balanced
flue operation . . . . . . . . . . . . . . . . . . . . 86
11.3.2 Balanced flue routing via flue
inside a chimney shaft whilst
drawing in combustion air in
countercurrent (C
93
) . . . . . . . . . . . . . . . 88
11.3.3 Balanced flue routing via flue
inside a chimney shaft whilst
drawing in combustion air through
a separate pipe (C
53
) . . . . . . . . . . . . . . 90
11.4 Visual overview of flue accessories . . . . 92
11.4.1 Flue accessories Ø 125 mm . . . . . . . . . . 92
11.4.2 Flue accessories Ø 160 mm . . . . . . . . . . 97
11.4.3 Flue accessories Ø 200 mm . . . . . . . . . 103
11.4.4 Flue accessories Ø 250 mm . . . . . . . . . 109

Junkers SUPRAPUR KBR 120-3 A Specifications

General

Brand	Junkers
Model	SUPRAPUR KBR 120-3 A
Category	Boiler
Language	English