Thermal pump Vaillant flexoTHERM exclusive VWF 157/4

The heat pump with the heat source - primer

heat source - primer
Labeling Green iQ
Providing extremely quiet operation of the heat pump via Sound Safe System
system 10 years warranty on the compressor of the heat pump!
Made in Germany


Features labeling Green iQ
provide extremely quiet operation of the heat pump using the Sound Safe system system
The flow temperature to 65 ° C, even at low ambient temperatures (due EVI technology)
high level of efficiency with improved wear-resistant scroll compressor heat pump
material 10 year warranty compressor

features
Highly pumps in the circuit of heating / circulating brine
hot water drain valve
Electric auxiliary heater multistage 9 kW in all models
inrush current limiter
cooling circuit with IC use of sensors and technology EVI
Integrated mode active cold
Embedded standard thermal and electrical counters
* heat pump controller (VRC 700) to be ordered separately!

Specifications VWF 157 / 4
Thermal capacity (B0 / W35 del.T5K 0sogl. EN 14511) 14,5
kW power consumption kW 3,4
conversion factor COP 4,9
sound pressure level at B0 / W35 EN 12102 / EN 14511 in heating mode dB (A) 49,9
Thermal capacity (B0 / W55 del.T8K acc. EN 14511) 14,7
kW power consumption kW 5,0
conversion factor COP 3,2
level The sound power at B0 / W55 EN 12102 / EN 14511 in heating mode dB (a) 48,0
Holodootdacha at A35 / W18 del.T5K active kW 15,8
power consumption kW 4,4
conversion factor COP 3,9
sound pressure level at A35 / W18 EN 12102 / EN 14511 in cooling mode dB (a) 46,8
Eletropitanie control unit V / Hz 230/50
compressor Power / Hz 400/50
Power sub-heater / Hz 400/50
Inrush current limiter 26 a ≤
volumetric flow rate in the heating l / h circuit 2450
residual head of the circus. heating pump, del.T = 5K 730 mbar
volume flow in the heat source circuit (brine) l / hr 3590
Residual head circus. heating pump, del.T 3K = 980 mbar
feed the heating circuit temperature (min / max..) ° C 25/65
permissible brine temperature (min / max..)
- in heating mode ° C -10/25
- in cooling mode 0 ° C / 30
Dimensions hydraulic connections "G 11/2"
weight (excluding packaging) 176 kg