1/2
EAN:
Part number:
Item no:
Technical specifications
- Material heat exchanger: Stainless steel
- Material quality: Steel sheet
- Closed version: Yes
- Condensing: Yes
- Nominal power 80-60 °C: 19.7 kW
- Nominal power 50-30 °C: 21.6 kW
- Nominal load upper value: 19.7 kW
- Rated load lower value: 2.5 kW
- Suitable for natural gas: Yes
- Suitable for propane: No.
- Suitable for butane: No.
- Suitable for methane: No.
- Conversion kit required: No.
- Burner control high/low: No.
- Modulating burner regulation: Yes
- Control signal on/off: No.
- Control signal high/low: No.
- Control signal 0-10V: No.
- OpenTherm control signal: No.
- Ignition flame: No.
- Second return connection: No.
- Max. Cycle temperature (working temperature): -85°C.
- Max. Permissible operating pressure: 3 bar
- Min Operating pressure 1 bar
- Efficiency level 110 %/100 %
- Max. Gas footprint 25 mbar
- Min Gas footprint 17 mbar
- In-built filling/emptying tap: No.
- Built-in pump circuit: Yes
- Built-in pressure gauge: Yes
- In-built weather-dependent controller: No.
- Built-in expansion tank: Yes
- Pressure relief valve fitted: Yes
- Height: 720 mm
- Width 440 mm
- Depth: 348 mm
- Connection voltage 230 V
- Frequency: 50 Hz
- Outflow connection: Outer thread
- Pipe outer diameter of inlet: 26.44 mm
- Return connection: External thread
- Nominal diameter of return: 3/4 in. (20)
- Pipe outer diameter Return: 26.44 mm
- Fuel connection: Other
- Pipe outer diameter of fuel: 20 mm
- Connection of air supply: Sleeve
- Nominal diameter duct air supply: 100 mm
- Smoke extraction connection: Sleeve
- Nominal diameter channel flue gas discharge: 60 mm
- Condensate connector: Other
- Pipe outer diameter condensate:19 mm
- Energy efficiency Hot water: 98%
- Energy efficiency class: A
- Heat dissipation at nominal heat discharge in operation at high temperature (P4): 19.74 kW
- Efficiency at high temperature (n4) nominal heat emission: 87.63%
- Additional power consumption at full load (elmax): 0.061 kW
- Additional power consumption in standby mode (PSB): 0.0019 kW
- Product type
Gas-fired condensing heater
- Operating voltage
0 V
24.0 kW
- Heater features
Web-enabled
- Dim
(L x W x H) 440 x 440.00 x 720.00 mm
- Weight
34 kg
A (A+++ - D)
- Width
440.00 mm
- Height
720.00 mm
- Length
440 mm
- Depth
348.00 mm
- Material
Non-corrosive steel
- Nominal voltage
0 V
- UKCA
yes
Documents & Downloads
User & Safety Instructions
User & Safety Instructions 3147962 Vaillant VC 20 CS/1-7 E/LL/P Gas-fired condensing heater A (A+++ - D)
Description
VC 20CS/1-7 E/LL/P ECOTEC exclusive product advantages: Standard efficiency 98 % (HS) / 109 % (Hi), modulation up to 1:10, self-adapting combustion control to compensate for fluctuations in gas quality and for preventive device analysis, IoniDetect combustion control system for all types of gas, high-efficiency pump capable of communication enables hydraulic adjustment, APP heater, particularly environmentally friendly and efficient, distinguished with Vaillant, Green iQ label, modern design and high-quality material application, integrated acoustic insulation mat for an especially silent operation, including voucher for sensoNET Internet module for mobile, controller control with sensoNET APP, display for setting and monitoring internal device functions as well as for operating the sensoDIRECT single circuit controller, 710 Features: high-efficiency pump, water pressure sensor, volume flow sensor, pressure gauge, 10 liter ADG, safety valve, compression fitting gas connection, integral condensation heat exchanger made of stainless steel, regulation of an external heating circuit/circulation pump and one, integrated memory charging circuit, priority switching valve, Internet module sensoNET VR 921 can be ordered free of charge, illuminated graphical display with touch heating power at 80/60°C Natural gas E, natural gas LL (min, max) 2.8-21.0 kW heating elements at 50/30°C Natural gas E, natural gas LL (Min, Max) 2.5-19.7 kW Heating power during hot water operation Natural gas E, natural gas LL (Max) 24.0 kW Heating power at 50/30°C Liquid gas (Min, Max) 5.4-21.0 kW Heating power at 80/60°C Liquid gas (Min, Max) 4.8-19.7 kW Efficiency at 80/60°C Natural gas E, natural gas LL 96.8% Efficiency at 30% EN 15502 Natural gas E, natural gas LL 110% Seasonal room heating efficiency ETA S 94% Standby heat loss at tK70 Grd.C 0.45% Heating-side content 2.1 l Storage charging power max. 24 kW Supply-up temperatures max. 85 Grd.C Supply/return connection G 3/4 Gas connection Dim. 20 mm height/width/depth 720 mm 440 mm 348 mm weight (empty) 34 kg water content 2.1 l CE pin CE-0063CU3910 gas equipment category I2N, I3P room heating energy.Eff.Class A (A+++, D)
This text is machine translated.
This text is machine translated.
Accessories
(*All information is plus legal VAT)The necessary accessories are required to use the article as described.
