Vaillant Package 1.121 Multiple Occupancy 3-unit VCW 20/26CS/1-5, VRT350, incl. Flue Gas System

VAILLANT Package 1.121 Multiple occupancy
3x VCW 20/26CS/1-5, VRT 350, incl.
Flue pipe
Product advantages:
- Standard efficiency 98% (Hs)/109% (Hi)
- Modulation range from 20% to 100%
- Electronic gas-air compound
- Automatic partial load adjustment
- Optimal combustion thanks to multi-
sensor system
- Combi unit with integrated
instantaneous water heating system
- Aqua-Comfort-System plus
- Aqua-Power-Plus for up to 20% more
hot water output
- Intuitive device display
- Horizontal hydraulic connections and
extensive installation accessories for
flexible use
- Can be used in multiple occupancy with
up to 5 devices (natural gas E and LL only)
- Operation with natural gas E, LL, bio-natural gas,
LPG
Features:
- High-efficiency pump
- Water pressure sensor
- Volume flow sensor
- Manometer
- 10 liter ADG, SI valve 1/2
- Integral condensation heat exchanger
made of stainless steel
- Integrated cylinder control with
priority switching valve
- Secondary heat exchanger made of stainless steel
- DIA system with plain text display,
illuminated
- eBUS interface
- Integrated control option
for an external heating,
cylinder charging or circulation pump
- Conversion kit for natural gas E or LL
included
Output at
40/30 deg.C (natural gas E/LL) 6.1-20.6 kW
60/40 deg.C (natural gas E/LL) 4.0-20.6 kW
60/40 deg.C (LPG) 5.4-20.6 kW
Output for DHW heating 24.0 kW
Standard efficiency 98% (Hs) / 109% (Hi)
Flow/return connection G 3/4
Gas connection G 1/2
Air/flue gas connection 60/100 mm
Height/width/depth 720/440/338 mm
CE CE-0085 CM 0321
Seasonal space heating
Energy efficiency class A
DHW heating
Energy efficiency class A
3x 0010043901ecoTEC plus VCW 20/26CS/1-5
3x 0020124472 Room temperature controller
3x 0020277302 Basic connection set
3x 0010038882 Backflow preventer
1x 303516 Basic connection set
1x 303250 Condensing flue pipe
3x 0020016409 Set 7 T-piece DN 100
1x 0020016412 Set 9 Condensate tray
Package energy efficiency class heating
A (spectrum A+++ to G)
Package energy efficiency class hot water
A (spectrum A+++ to G)
Order No. 8000014531