Gas boiler, condesing, for outdoor installation on a flat surface, smooth operation of the device up to -25°C air temperature, used for heating of premises and production of hot water up to 88°C, 4.1-34.0 kW modulating heat input, efficiency is from 98.2% at 80/60°C water temperature to 106.4% at 50/30°C water temperature, max. gas (G20) consumption 3.60 m³/h, electrical power absorption 0.22 kW, weight 77 kg, 2 year WARRANTY
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Arvydas Palivonas

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+370 606 11865

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AY - condesing, for outdoor installation on a flat surface, smooth operation of the device up to -25°C air temperature, used for heating of premises and production of hot water up to 88°C
AY 35 4.1-34.0 kW modulating heat input, efficiency is from 98.2% at 80/60°C water temperature to 106.4% at 50/30°C water temperature, max. gas (G20) consumption 3.60 m³/h, electrical power absorption 0.22 kW, weight 77 kg, 2 year WARRANTY
AY 35
4.1-34.0 kW modulating heat input, efficiency is from 98.2% at 80/60°C water temperature to 106.4% at 50/30°C water temperature, max. gas (G20) consumption 3.60 m³/h, electrical power absorption 0.22 kW, weight 77 kg, 2 year WARRANTY
AY 50 5.0-50.0 kW modulating heat input, efficiency is from 98.4% at 80/60°C water temperature to 106.8% at 50/30°C water temperature, max. gas (G20) consumption 5.29 m³/h, electrical power absorption 0.25 kW, weight 87 kg, 2 year WARRANTY
AY 50
5.0-50.0 kW modulating heat input, efficiency is from 98.4% at 80/60°C water temperature to 106.8% at 50/30°C water temperature, max. gas (G20) consumption 5.29 m³/h, electrical power absorption 0.25 kW, weight 87 kg, 2 year WARRANTY
AY 100 5.0-99.8 kW modulating heat input, efficiency is from 98.5% at 80/60°C water temperature to 106.8% at 50/30°C water temperature, max. gas (G20) consumption 10.58 m³/h, electrical power absorption 0.49 kW, weight 131 kg, 2 year WARRANTY
AY 100
5.0-99.8 kW modulating heat input, efficiency is from 98.5% at 80/60°C water temperature to 106.8% at 50/30°C water temperature, max. gas (G20) consumption 10.58 m³/h, electrical power absorption 0.49 kW, weight 131 kg, 2 year WARRANTY
Model: AY 35
General data
Nominal heat output (min - max)
kW
4,1 - 34,0
Nominal heating capacity while working on 100% of the load at 80/60°C delivery/return water temperatures
kW
33,4
Efficiency while working on 100% of the load at 80/60°C delivery/return water temperatures
%
98,2
Efficiency while working on 100% of the load at 50/30°C delivery/return water temperatures
%
106,4
Heat loss to jacket in operation / to flue in operation / with burner off
%
0,25 / 2,40 / 0,03
Max. natural gas (G20) consumption
m³/h
3,60
Max. LPG (G30 - BUTAN) consumption
kg/h
2,68
Max. LPG (G31 - PROPAN) consumption
kg/h
2,64
Maximum how water delivery temperature
°C
88
Heating water flow (minimal - nominal)
l/h
1200 - 2600
Pressure drop in heating mode at nominal water flow
bar
0,57
Installation data
Power supply
V/Hz
230/50
Power electric consumption
W
220
IP protection class
X5D
Max. operating pressure
bar
3,0
Hydraulic connection
Ø "
F 1¼
Gas connection
Ø "
M ¾
Operating temperature range
°C
-25 / +45
Installation type
B23, B23P, B33, B53
Maximum flow flue condensate
l/h
3,4
Exhaust air flue diameter
mm Ø
80
Flue gas exhaust residual head
Pa
91
Maximum equivalent length of exhaust duct
m
15
NOx emission class
6
Water content inside the apparatus
l
8
Expansion tank volume
l
10
Circulating pump residual pressure head at the nominal flow rate
bar
0,44
Circulating pump nominal flow at the maximum available head
l/h
2600
Dimensions
Width
mm
465
Depth
mm
575
Height
mm
1284
Weight of unit filled with water
kg
77

Dimensions

Model: AY 35
AY external free standing condensing gas boilers
Manuals 12.3 MB
Declarations of conformity 1.3 MB
DDC control panel
Manuals 1.8 MB
Brochures 795 KB
MODBUS protocol for connection to BMS 690 KB
RB100 (Robur Box 100) control interface
Manuals 3.1 MB
RB200 (Robur Box 200) control interface
Manuals 3.1 MB