Wolf CGB-2K-20 condensing boiler package with BM-2 control, surface-mounted

Factory-set for natural gas E, LL, convertible to liquid gas.
with integrated stainless steel domestic hot water heat exchanger for demand-driven hygienic hot water preparation constant tap temperature through precise flow regulation For space heating with connection option for a separate storage water heater.
Tested according to EC directives and DIN EN 483 for heating systems according to DIN EN 12828 with flow temperatures up to 90°C and 3 bar permissible operating pressure, suitable for continuously lowered operation down to room temperature.
Power modulated, gas-adaptive, self-calibrating combustion control with pre-mix burner for extremely low pollutant emissions and changing gas quality, closed combustion chamber for room air dependent and independent operation.
Speed-controlled fan.
Casing white RAL 9016 powder-coated.
High standard efficiency up to 110% (Hi) / 99% (Hs) for best possible energy utilization.
Conditions of the "Blue Angel" environmental label according to RAL UZ61 when operating with natural gas.
Low CO and NOx emissions.
Continuously modulating heat output from 1.8 kW.
Lowest power consumption in standby mode of 3W.
Modulating high-efficiency pump (EEI < 0.23) for automatic adjustment of the volume flow.
For maintenance, the heating water heat exchanger can be swiveled out under system pressure without draining heating water.
Easy maintenance thanks to coated heating water heat exchanger Wolf "ALUPro".
Fast installation, easy operation and maintenance with convenient access to all components.
Easy exhaust gas measurement from outside without opening the device.
Optimal condensing boiler utilization through spread control without overflow valve.
Suitable for multiple occupancy according to DVGW worksheet G635 due to integrated exhaust gas backflow prevention.
Warning message for low water pressure by electronic heating water pressure sensor.
Integrated 3-way diverting valve for switching between heating and domestic hot water operation.
Control with gas burner automatic, electronic ignition and ionization flame monitoring, 10l expansion vessel, hanging bracket, pressure gauge for the heating circuit, electronic pressure sensor, integrated connection piece of the air/exhaust gas duct with concentric connection DN60/100 with measuring openings. Prepared for the installation of the LAN/WLAN module ISM-7i for communication via smartphone, laptop, PC or the internet.
An operating module BM-2 or a display module AM is required for operation.
Package consisting of:
1 gas condensing combi boiler CGB-2K-20 ComfortLine, with high-efficiency heating circuit pump (Art. no.: 8615011)
1 connection set for combi boilers surface-mounted including KFE valve and thermal fuse (Art. no.: 2072345)
1 operating module BM-2 including outdoor sensor black, for WRS control system (Art. no.: 2745304)
Manufacturer: Wolf
Article number: 8615011W02