VA Package 4.3508 aroTHERM plus /8.1 2-unit cascade VWL 105/8.1 A 400V

VAILLANT Package 4.3508 aroTHERM plus
/8.1 VWL 105/8.1 A 400V with 2-unit cascade
Product advantages:
The aroTHERM plus /8.1 series is
Vaillant's most efficient air-to-water heat pump.
Particularly quiet
Maximum placement flexibility thanks to
minimal clearance area
Elegant design in black-grey
(RAL 7021)
Free 5-year warranty
(see warranty conditions)
Optimized connectivity with VR 940
Simple PV integration (additional
hardware/software required)
Features:
Modulating compressor with
inverter technology
Integrated safety concept with
refrigerant R290
Function to minimize the
clearance area
Activatable cooling mode (on-site
preparation required)
High flow temperatures for
efficient modernization
Sound Safe System for quiet operation
Seamless integration into existing
heating systems
Flexible hybrid operation (bivalent,
parallel, triVAI)
Intelligent use of
self-generated energy (PVready)
Power according to Paragraph 14a of the EnWG
controllable via EEBUS (additional
hardware/software required)
Technical data:
Height/Width/Depth: 1,480/1,100/450 mm
Weight: 206 kg
Heating connection: G 1 1/4 inch
Heating circuit volume: 4.5 l
Flow temperature: 20-75 degrees C
Current consumption: 14 A
Operating pressure: 2.5 bar
Fan speed: 680 rpm
Flow rate/residual pump head
at DeltaT=5 K (W35):
1,000 l/h / 337.1 mbar
Flow rate/residual pump head
at DeltaT=8 K (W55):
600 l/h / 284.1 mbar
Electrical power consumption: 8.0 kW
Electrical power supply:
400V (50 Hz)
Fuse type: Characteristic C, slow-blow,
3-pole switching
Protection class: IPX4
Safety class: I
Sound at A7/W55: 49.9 dB(A)
Sound power level: 58.2 dB(A)
Sound power level at A-7/W35
(60% whisper mode): 49.6 dB(A)
Refrigerant: R290
Refrigerant quantity: 1.3 kg
GWP: 0.02
CO2 equivalent: 0.000026 t
Performance data:
Heating capacity/Power consumption/COP
for A-7/W35: 10.58 kW / 3.52 kW / 3.01
Heating capacity/Power consumption/COP
for A7/W35: 5.69 kW / 1.08 kW / 5.29
Heating capacity/Power consumption/COP
for A2/W35: 5.82 kW / 1.32 kW / 4.40
Heating capacity/Power consumption/COP
for A-7/W55: 10.96 kW / 5.41 kW / 2.03
Ordering information:
2 x 8000033712 VWL 105/8.1 A 400V
1 x 0010045478 sensoCOMFORT VRC 720/3
1 x 8000015458 VR 940f
1 x 0020139895 VR 32/3
2 x 8000035574 VWZ AI /7 230V
1 x 0020184846 VR 71 Mixer and
Solar module
Energy efficiency:
Package EE class heating 55GrdC:
A+++ (A+++ to G)
Order no.: 8000044782