XR 40+

Gas-fired unit air heater, 40 kW

  • Improved efficiency
  • Heating and air circulation
  • Economical energy consumption
  • Quick warm up
  • Reliable design
XR 40+

Gas-fired unit air heater, 40 kW

  • Improved efficiency
  • Heating and air circulation
  • Economical energy consumption
  • Quick warm up
  • Reliable design

Description

The XR 40 is a compact air heater with axial fan. The unit has a capacity of 40 kW and does not need a condensate siphon. The pre-mix burner and the system fan both have stepless modulation down to 60% output. These features ensure a constant and even temperature in the building.

Features

  • modulating premix burner and fan 
  • delta T-control optimizes energy consumption   
  • vertical air discharge possible     
  • summer ventilation
  • compact and low weight 
  • available in natural gas or propane version 
  • installation friendly   
  • simple maintenance 
  • controller can operate up to 8 heaters   
  • other controling options: 0-10V and modbus  

Technical features

Nominal power 41.1kW
Minimum heat output 25.3kW
Nominal load lower value 44kW
Efficiency 95.8%
Air volume 4500m³/h - 8500m³/h
Max. throw horizontal 32m
Max. throw vertical 8m
Supply voltage 230V
Nominal current 1.5A
Max. electric power input 325W
Max. sound level (at a distance of 4 metres) 60.94dB(A)
Material heat exchanger Stainless steel
Closed version Yes
Burner controller high/low No
Burner controller, modulating Yes
Control signal on/off Yes
Control signal 0-10 V No
Fan type Axial
Degree of protection (IP) IP00B
Height 670mm
Width 795mm
Depth 795mm
Weight 78kg
Min. mounting height (horizontal air distribution) 2.7m
Outer pipe diameter combustion air 80mm
Seasonal space heating energy efficiency (Ns) 78.3%
Connection, fuel External thread
Nominal diameter fuel 3/4 inch (20)
Gas consumption low-calorific natural gas (G25) 5.3m³/h
Gas consumption propane (G31) 3.5kg/h

Images

Accessories

Controls
Suspension
Other
  • GX4001
    Set vertical louvres HR 30-40 + XR 40-60
    Article number GX4001
    More information
Flue material

Service articles

View our service parts for the XR 40+ (and earlier models) in the parts shop.

Parts shop

Winterwarm XR+-serie

The Winterwarm XR+ heater is a gas-fired unit air heater with innovative technology for highly efficient heating of all types industrial and commercial buildings.

All Winterwarm XR_plus types