ACV HM45TC Evo Combined Gas Fired Condensing Boiler and Water Heater Owner’s Manual
- June 13, 2024
- ACV
Table of Contents
HM45TC Evo Combined Gas Fired Condensing Boiler and Water Heater
HeatMaster® 45 TC Evo
Combined gas fired condensing boiler & water heater with stainless steel
heat exchanger.
Heating and hot water from one unit saves space, reduces energy use and speeds
up installation
Operates in most efficient mode (condensing) for both heating and hot water
Low maintenance with no anode protection required
Reduces legionella risk due to water stored at > 60°C
Corrosion-resistant stainless steel heat exchanger and tank reduces
maintenance and increases system lifespan
Suited to high demand and critical hot water premises such as hotels and
hospitals
Easy to use standardized controls using ACV Max control system
Combine with Evo S condensing boilers or Smart cylinder for highly efficient
heating and hot water performance all from one manufacturer
Suitable for vented or unvented systems (optional Systempak 3 unvented kit
required.
Kit includes 25L expansion vessel, tundish, pressure control valve, combined
pressure reducing valve and mounting bracket)
Supplied with LPG kit for simple on-site conversion
Supplied with factory fitted T&P relief valve
Improved access for service and maintenance 5 year warranty*
Tank-in-tank technology
Fast heat up
Rapid recovery
Reduced footprint
Reduced scale
Low storage required
Minimal heat loss
ACV UK Ltd
St. David’s Drive, St. David’s Business Park, Dalgety Bay, Fife, KY11 9PF
[email protected] | acv.com
*Terms & conditions available at www.acv.com/gb/warranties.
Technical data and dimensions
Type Unit HM45TC Evo
Part number XB550003
Input max (heating) HCV kW 50.6
Input min (heating) kW 9
Output power min (80/60°C) G20 kW 8.8
Output power max (80/60°C) kW 44.7
Output at 100% (50/30°C) G20 kW 46.8
Efficiency at 100% load (80/60) % 98.0
Efficiency at 100% load (50/30°C) % 103.9
Efficiency at 30% load (EN15502-1) – nett % 109.0
Seasonal space heating effifficiency % 96.7
Capacity (total) L 196
Capacity (DHW) L 96
Connection – heating Ø” 1 F
Connection – DHW Ø” 1 M
Connection – gas Ø” 3/43/4 M
Flue connection Ømm 80/125
Water pressure drop boiler at Δt = 20°C mbar 10
Gas flflow rate (max output) m³/h 4.67
Weight (empty) kg 177
Max operating temperature °C 87
Max service pressure heating (primary) bar 3
Max service pressure (DHW) bar 8.6
Voltage V 230
Pre-heating time from 10 to 80°C (Heat source: boiler) min 23
Standby loss ΔT 30K kWh/day 1.9
Standby loss ΔT 45K kWh/day 2.98
Standby loss ΔT 30K W 79
Standby loss ΔT 45K W 124
Declared load profifile XXL
Water heating energy effifficiency class A
Space heating energy effifficiency class A
NOx class (EN15502) 6
NOx weighted (GCV) (EN15502) mg/kWh 33.2
Sound power level indoors LWA (BSEN15036-1) dB 59
Domestic hot water performance
Peak flflow at 40°C L/10’ 451
Peak flflow 1st hour at 40°C L/60’ 1610
Continuous flflow at 40°C L/h 1390
Peak flflow at 45°C L/10’ 373
Peak flflow 1st hour at 45°C L/60’ 1366
Continuous flflow at 45°C L/h 1192
Peak flflow at 60°C L/10’ 224
Peak flflow 1st hour at 60°C L/60’ 894
Continuous flflow at 60°C L/h 820
This data assumes an incoming mains water temperature of 10°C.
*In line with the recommendations specified in UK Building Regulations (2016) Part G, ACV UK Ltd advise
the installation of a suitable domestic hot water thermostatic mixing valve on
the hot flow immediately
after the appliance.
All dimensions in mm.
Clearances (minimum)
Top 300mm
Left side 600mm
Right side 250mm
Rear 400mm
Every effort has been taken to ensure the details are accurate. ACV UK Limited does not, however, guarantee the accuracy or completeness of any information nor does it accept liability for any errors or omissions in the information. ACV UK Limited reserves the right to make changes and improvements which may necessitate alteration to product specification without prior notice.