WaterMaster 35

Condensing domestic hot water heater

Available in Natural gas and LPG
TANK-IN-TANK TECHNOLOGY
Also available in 70-85-120kW.

label_energy_GAS
Hot Water Heater
Standard
Concentric
Floor installation

# GTIN : 5400891033494

# P/N : A1002670

Certified EN89 - Ecodesign Lot 2 (EN 812/2013 - EN 814/2013)
Equipped with ACVMax burner and modbus controls
Condenses in hot water mode
Delivers an exceptional peak and continuous volume of hot water
Stainless Steel domestic hot water tank - no anode protection required
Space saving footprint - reduced plant-room space requirement
Stainless steel heat exchanger reduces maintenance and increases system lifespan
Multiple units can be grouped in cascade for larger applications or back up

Schematic — Concentric flue gas/air inlet box

Flue gas exhaust tube

Combustion chamber

Stainless steel heat exchanger

Stainless steel “Tank-in-Tank” hot water production tank

Primary circuit separation disc

Indirect water pre-heater

Condensate recovery dish

Insulation

High efficiency circulator pump

NTC2 sensor (CH return)

Pressure sensor

Electrical panel (with spare fuses at the back)

ACVMax Control panel

DHW tank dry well (Dip tube with temperature sensor)

Automatic air vent

Gas pipe

NTC1 sensor (CH supply)

Gas valve

DHW safety valve / (T and P relief valve)

Modulating air/gas premix burner with fan

Air inlet

Constructive characteristics
Capacity (total)	196	L
Capacity (primary)	100	L
Capacity (domestic hot water)	96	L
Coil capacity	0	L
Chimney: Max pressure drop in flue pipe	130	Pa
Chimney: max length of concentric flue pipe	20	m
Chimney connection	80/125	Ømm
Connection - heating	1 F	Ø"
Connection - DHW	1 M	Ø"
Connection gas	3/4 M	Ø"
Connection - safety valve	1/2M	Ø"
Max operating temperature	87	°C
Water pressure drop boiler at Δt = 20°C	6	mbar
Max service pressure heating (primary)	3	bar
Max service pressure (DHW)	8,6	bar
Height when tilted	1855	mm
Weight (empty)	177	kg
Heating characteristics
Pre-heating time from 10 to 80°C (Heat source: boiler)	26	min
Reheat time from 40 to 90°C	28	min
Reheat time from 40 to 80°C	22	min
Heating time from 10 to 90°C	33	min
Combustion
Input max (heating) HCV	38,9	kW
Input max (heating) LCV	35	kW
Combustion efficiency	98,2	%
Efficiency DHW mode ΔT 30K	105,4	%
Efficiency DHW mode (EN89)	108,5	%
CO emissions max output	48	ppm
CO emissions min output	4	ppm
Mass rate of combustion products (gas)	56	kg/h
NOx weighted (GCV) (EN15502)	26,7	mg/kWh
NOx class (EN15502)	6
Gas flow rate (min output)	0,7	m³/h
Domestic hot water performance
Peak flow at 40°C	408	L/10’
Peak flow 1st hour at 40°C	1328	L/60’
Continuous flow at 40°C	1104	L/h
Peak flow at 45°C	339	L/10’
Peak flow 1st hour at 45°C	1127	L/60’
Continuous flow at 45°C	946	L/h
Peak flow at 60°C	197	L/10’
Peak flow 1st hour at 60°C	749	L/60’
Continuous flow at 60°C	662	L/h
Electrical Characteristics
Voltage	230	V
Frequency	50	Hz
Protection IP	30
Electrical consumption	110	W
Electrical power requirements	0,8	A
Eco Design Fields
Declared load profile	L
Water heating energy efficiency class	A
Water heating energy efficiency [ηwh] (EU 814/2013 Art 2 (15) Ann.IV-3)	87,2	%
Sound power level indoors LWA	60	dB
Energy Label
Product Fiche

Marketing brochure
Brochure commerciale HeatMaster TC Evo et WaterMaster (X) Evo	4.23MB – fr
Technical brochure
ACVMax Touch - Manuel de l'installateur pour appareils EVO (2022 ->)	8.86MB – fr
Addendum conversion to propane HM 25 C Evo	1.59MB
Control Unit wiring diagram with board 10800057	954.07kB
Evo Range Gas Conversion Procedure	2.28MB – fr en pl it de es ru
Notice technique : HeatMaster 25-35-45-70-85-120 TC Evo	12.72MB – fr
Ecodesign
Energy Label
Product Fiche