Vaillant Package 1.721/3 ecoTEC plus VC 20CS/1-5, VRC 720/3, VIH R 120/6B

VAILLANT Package 1.721/3 ecoTEC plus VC
20 CS/1-5, VRC 720/3, VIH R 120/6B
Product advantages:
- Standard efficiency 98% (Hs) / 109%
(Hi)
- Modulation up to 1:8
- Self-adaptive
combustion control for compensating
fluctuations in gas quality and for
proactive appliance analysis
- IoniDetect combustion control system
for all gas types
- New, modern design and compact
appliance dimensions for easy
heater replacement
- Illuminated graphic display with
operation via touch elements
- Display for setting and
monitoring internal
- Appliance functions and for operating
the single-circuit controller sensoDIRECT 710
- Comfort assurance program for a
reliable heat supply
Features:
- High-efficiency pump
- Water pressure sensor, flow sensor,
manometer, 10-liter ADG,
safety valve,
compression fitting gas connection
- Integral condensing heat exchanger
made of stainless steel
- Control of an external heating circuit/
circulation pump and a
cylinder charging circuit integrated
- Priority diverter valve
- eBUS interface
- Illuminated graphic display with
touch controls
- Integrated diagnostic interface
Heating output at 50/30 deg.C natural gas E,
natural gas LL (Min - Max) 3.4-21 kW
Heating output at 80/60 deg.C natural gas E,
natural gas LL (Min - Max) 3.0-19.7 kW
Heating output in domestic hot water mode
natural gas E, natural gas LL (Max) 24 kW
Seasonal space heating efficiency
ETA S 94%
Cylinder charging power max. 24 kW
Standard efficiency Hs/Hi 110%
Flow/return connection G 3/4
Gas connection Dia. 20 mm
Height/width/depth 720 mm 440 mm 348 mm
Weight (empty) 34 kg
Water content 2.1 l
DVGW Product ID No. II2N3P
1 x 0010043898 VC 20 CS/1-5
1 x 0010016414 VIH R 120/6 B
1 x 0010045478 sensoCOMFORT VRC 720/3
Package Energ. Eff. Class Heating A+ (A+++ -
G)
Order No. 8000016492