Circulation Pump; Designing The System - Vaillant allSTOR plus VPS 800/4-­5 Installations- Und Wartungsanleitung

C.2

Designing the system

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Ensure that the system has been planned in accordance with the codes of practice and the applicable planning stand-
ards.
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Observe the planning information for the units that are to be integrated.
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Observe the same basic hydraulic diagrams, see section "Basic hydraulic diagrams".
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Note the following points in the event of dimensioning that is tailored according to requirements:
VPS buffer cylinder
–
Domestic hot water demand (adapted to the VPM W domestic hot water station)
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Heat load
–
Type of boiler (running time, bridging time)
VPM W domestic hot water station
–
Domestic hot water demand, depends on:
–
Number of people
–
Type of application
–
Simultaneity
–
Buffer cylinder volume
Heating expansion vessel
–
System volume (incl. buffer cylinder)
–
System height or expansion vessel pre-charge pressure
–
Water trap
Heat generator
–
Technologies:
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Oil-fired floor-standing boilers/oil-fired condensing boilers
–
Gas-fired floor-standing boilers/gas-fired condensing boilers/gas-fired boilers
–
Pellet boilers
–
Heat pumps (water, brine, air)

Circulation pump

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Actuation
–
Pressure level
–
Volume flow
Heating circuits
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Any number of heating circuits is possible (depends on the control)
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Heating circuit types:
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Static heating surfaces
–
Underfloor heating surfaces
Max. flow temperature 40 °C
–
Heat interface units
–
Regulated heating circuits
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Maximum total output of the heating circuits:
3
–
VPS 800: 15 m /h
3
–
VPS 1000: 15 m /h
3
–
VPS 1500: 30 m /h
3
–
VPS 2000: 30 m /h
0020314387_00 allSTOR plus Installation and maintenance instructions
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