Boiler Specification 3
Instructions for installation and servicing aquaPLUS VUI 362-7 5
3 Boiler Specification
3.1 Technical data
aquaPLUS VUI 362-7 Units
Maximum CH heat input (net) 35.2 kW
CH heat output range (80/60 °C) 10.5 - 32.0 kW
Maximum DHW heat input (net) 40.5 kW
DHW heat output 36.9 kW
DHW flow rate ∆T = 35 °C rise (continously) 15.1 l/min
DHW flow rate at factory set temperature rise (∆T = 42 °C) 13.7 l/min
Mains water pressure required for max. flow rate 0.7 bar
Minimum water flow rate > 0 l/min
Mains water pressure required for min. flow rate 0.1 bar
Maximum water inlet pressure 6 bar
Inlet gas working pressure required (natural gas) 20 mbar
Gas supply (G20) Gross CV (s.t.) 37.8 MJ/m
3
Gas burner pressure max. rate 11.0 mbar
Gas burner pressure ignition rate 1.1 mbar
Gas rate max. DHW 4.3 m
3
/h
CH temperature flow range 35 - 82 °C
Minimum CH water flow (for 20 °C rise) 1375 l/h
Pump pressure available 250 mbar
Expansion vessel pre-charge pressure 0.75 bar
Maximum CH system pressure 3.0 bar
Hot-water convenience complying with EN 13203 *** –
Hot-water quantity complying with EN 13203 –
Specific hot-water quantity in 10 min (∆T = 30 K) 201 l/10 min
Perm. operating pressure on fresh-water side (PMW) 6 bar
Specific flow rate complying with EN 625 (D-value) 20.1 l/min
Weight empty/filled, approx. 56/76 kg
Primary water content 2.0 l
Electrical supply 240/50 V/Hz
External fuse 3A
Case height 800 mm
Case width 440 mm
Case depth 497 mm
