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Automatic cast-iron boiler Viadrus A2C 5 segments for wooden pellets

Automatic cast-iron boiler A2C 5 for wooden pellets View larger
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Manufacturer: VIADRUS
VIADRUS

Discontinued product

Payment and delivery

Transport Costs: Individual calculation
(After placing your order we will send you a non-binding offer containing delivery costs.)

Payment methods for the goods:

Bank transfer – eligible for a 2% discount for orders from Poland (others without discount)
Cash on delivery – always without discount, available only in Poland and the Czech Republic (up to 8,000 PLN or 16,000 CZK, rest in bank trasfer)
P24 – operator’s payment gateway, no discount for orders from Poland, others +2%

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Wooden pellets boiler VIADRUS A2C 5 is an automatic boiler available in two sizes - 5 and 7 sections. Its great advantage is especially high 90,1% efficiency as well as automatic ignition.

The boiler is equipped with Pellas X Revo mini 35 burner

Manual controller

Features of the S.Control

Configuration wizard

  • Fast and easy configuration in several steps
  • Air and fuel parameters are matched automatically

Display

  • High class graphical display
  • Graphical and text menu

Information

  • Alarm and error history
  • Reading of flame brightness
  • Fuel quantity in the hopper
  • Current fuel consumption
  • Current burner power
  • Info key for quick help
  • Alarm sound signalling
  • Clock with calendar

Inputs/Outputs

  • Central heating pump
  • Domestic hot water pump with temperature sensor
  • Mixing valve with temperature sensor
  • Outdoor temperature sensor
  • Room thermostat
  • Boiler thermostat (Gas/Oil)
  • Pressure sensor for flue gas fan monitoring
  • Flue gas temperature sensor
  • Safety temperature limiter

Extensions

  • For mixing valves with temperature sensors
  • Domestic hot water circulation pump
  • Buffer circuit charging pump with temperature sensors
  • Main hopper feeder with fuel sensor
  • Lambda Control
  • Net Control
Color display

Features of the S.Control TOUCH

onfiguration wizard

  • Fast and easy configuration in several steps
  • Air and fuel parameters are matched automatically

Display

  • High class colour, touch display
  • Graphical and text menu

Information

  • Alarm and error history
  • Reading of flame brightness
  • Fuel quantity in the hopper
  • Current fuel consumption
  • Current burner power
  • Info key for quick help
  • Alarm sound signalling
  • Clock with calendar

Inputs/Outputs

  • Central heating pump
  • Domestic hot water pump with temperature sensor
  • Mixing valve with temperature sensor
  • Outdoor temperature sensor
  • Room thermostat
  • Boiler thermostat (Gas/Oil)
  • Pressure sensor for flue gas fan monitoring
  • Flue gas temperature sensor
  • Safety temperature limiter

Extensions

  • For mixing valves with temperature sensors
  • Domestic hot water circulation pump
  • Buffer circuit charging pump with temperature sensors
  • Main hopper feeder with fuel sensor
  • Lambda Control
  • Net Control

Dimensions, technical parameters of the boiler

Boiler type-S20P-00.16
Sections numberpcs.5
Boiler weight (incl. the reservoir)kg535
Water contentl62
Chimney throat diametermm156
Boiler dimensions (incl. the reservoir): width x depth x highmm1190 x 1144 x 1344
Diameter of the filling hole for automatic fillingmm50
Operation water overpressurebar4
Minimum operating pressure of the waterbar0,5
Testing water overpressurebar8
Recommended operation heating water temperatureºC65 - 85
Minimum return water temperatureºC55
Minimum flow water temperatureºC45
Overpressure for the safety heat-exchanger (DBV 1 – 02)bar6
Boiler hydraulic loss (at ΔT 20 K)mbar0,677
Hydraulic resistance coefficient8,155
Noise leveldBNot exceeding the level of 65 dB (A)
Chimney draughtmbar0,10 - 0,20
Boiler connections – heating water – return waterG 1 ½" (6/4")
Supply voltage1/N/PE 230V AC 50 Hz TN - S
Electric coverIP 40
Electric energy consumption at the nominal powerW43

Heating technical parameters of the boiler

Boiler type-S20P-00.16
Sections numberpcs.5
Nominal powerkW20
Fuel consumption at the nominal powerkg/h4,9
Flue gases temperature at the nominal power -ºC117
Minimum powerkW6,4
Fuel consumption at the minimum powerkg/h1,5
Flue gases temperature at the minimum power -ºC71
Fuel heating powerMJ/kg16,78
Effectiveness -%90,1
Mass flow rate of flue gases on the output side -kg/s0,014
Boiler class according to EN 303-5 -5
Energy efficiency classA+

Fuel:

  • wooden pellets

Advantages:

  • long life of the cast-iron boiler body
  • optional huge pellet hopper
  • efficiency up to 90,1 %
  • meets the emission class 5 according to EN 303-5 standards
  • optional remote control over the internet
  • meets EKODESIGN, BAFA certificate

Data sheet

Number of segments5
Efficiency [ % ]90.1
Class5, A+, BImSchV 2
Weight [ kg ]535
Height [ mm ]1,344
Width [ mm ]1,190
Depth [ mm ]1,144
Exhaust gas pipe size [ mm ]156
Water capacity [ L ]62
Outlet and inlet supply size [ inch ]6⁄4''
InstallationVertical, Floor, Internal
Max. working temperature [ °C ]85
Min. working temperature [ °C ]55
Max. operating pressure [ bar ]4
Min chimney draft [ Pa ]10
Feederwith feeding screw
VentilatorPressure
BurnerChute
Steeringremote, via the Internet
Mains voltage [ V ]230
Fuelpellets, YES

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