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auroSTOR hot water cylinders for solar thermal

Compatible with Vaillant solar thermal solutions

  • Designed to work in harmony with Vaillant auroTHERM solar thermal collectors
  • Available in a range of sizes from 200 to 500 litres
  • The 500 litre cylinder can be used for flexoTHERM and aroTHERM heat pumps
  • Maximises heat transfer for reduced running costs and increased hot water performance

Overview

The auroSTOR solar thermal cylinder range has been designed to work in harmony with Vaillant auroTHERM solar thermal collectors, to provide a highly efficient heating and hot water system for any social housing or new build development.

Featuring state-of-the-art insulation as well as a 100% recyclable stainless steel shell, auroSTOR solar thermal cylinders offer a robust and sustainable system solution to complement your Vaillant solar thermal system

All Vaillant hot water cylinders are manufactured in line with standards that are maintained by the Hot Water Association.

Features and benefits:

  • Ranging from 200 up to 500 litres, our auroSTOR solar cylinders can cater for a wide range of developments and hot water demands
  • Designed to work perfectly with the Vaillant auroTHERM solar thermal collectors
  • Ensure maximum heat transfer thanks to a unique integrated coil system, which helps to reduce running costs and increase hot water performance
  • 100% recyclable stainless steel tank with an ultra-hard-wearing outer shell that comes with a 25-year guarantee
  • Quiet operation
  • 500 litre cylinder can be used for flexoTHERM and aroTHERM heat pumps

Specifications

Specifications

Solar cylindersUnit200 litre auroSTOR250 litre auroSTOR300 litre auroSTOR
Article Number 002023527500202352760020235277
Total tank capacity l 199.0249.8298.7
Actual capacity (without coil)l 191.0241.8281.3
Hot water capacity / draw off l Solar coil 127.0/Reheat coil 187.0Solar coil 148.0/Reheat coil 231.0Solar coil 159.0/ Reheat coil 249.7
Outer diameter with insulation mm595595595
Height with insulationmm1.241.511.77
Net weight empty cylinder kg44.3 51.8 58
Weight of filled cylinder kg237.6 298.4 351.3
Insulation thickness mm505050
Standby losses kWh/24h1.29 1.481.64
ErP LabelbandBBB
Reheat time EN 12897minutes21.48 27.35 30.7
Reheat time (70%) minutes15.04 19.15 21.49
Heat exchanger power / coil rating kWSolar coil
16.9
Reheat coil
17.9
Solar coil
16.0
Reheat coil
17.0
Solar coil
15.2
Reheat coil
16.3
Heat exchanger surface m2Solar coil
0.6
Reheat coil
0.6
Solar coil
0.6
Reheat coil
0.6
Solar coil
0.6
Reheat coil
0.6
Primary flow ratel/h900900900
Maximum operating DHW temperature °C85 8585
Maximum operating heat circuit temperature°C959595
Temperature / PressureT&P valve °C / bar95 / 9 95 / 9 95 / 9
Secondary return  yesyesyes
Primary heat exchanger /
flow & return connection
inch¾ ¾ ¾
Cold & hot water connection inch¾ ¾ ¾
Temperature sensor sleeve diameter mm888
Quantity of temperature sensor tubes  222
Immersion heater boss diameterinch1 ¼1 ¼1 ¼
Immersion heater  230 V / 50 Hz 230 V / 50 Hz 230 V / 50 Hz
Immersion heater powerkW3.03.03.0
Motorised 2-way valve  230 V / 50 Hz 230 V / 50 Hz 230 V / 50 Hz

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