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Cylinders

Smart

Smart 420

Stainless steel indirect cylinder for domestic hot water.

  • Tank-in-Tank
  • BIM Objects
  • Commercial

# GTIN : 5400891001752
# P/N : 06618601

  • External heating source
  • Tanks
  • Floor installation
  • Cost effective solution, simple installation with no de-stratification kit needed and no flue requirements
  • Low maintenance with no anode protection required
  • Low standing losses – cylinder comes with polyurethane foam insulation and hard-wearing polypropylene finish
  • Reduces legionella risk due to temperature: hot water stored at > 60°C
  • Long life – 25-year guarantee on the corrosion resistant stainless steel cylinder
  • Simplified wiring with ‘plug and play’ electrical connection
  • Suitable for vented or unvented systems (optional unvented kit required)
  • Fits through a standard doorway for access to plant room
  1. Auxiliary connection DHW
  2. Domestic cold water inlet.
  3. 50mm rigid polyurethane insulation
  4. Primary fluid inlet.
  5. Internal stainless steel tank.
  6. Return connection (primary circuit)
  7. Outer steel tank containing the primary fluid.
  8. Manual air vent
  9. Domestic hot water outlet
  10. Polypropylene lid
  11. Outer jacket, thick polypropylene shell
  12. Polypropylene reinforced base

Constructive characteristics

Capacity (total) 413 L
Capacity (primary) 55 L
Weight (empty) 167 kg
Max operating temperature 90 °C
Max operating pressure heating (primary) 4 bar
Max operating pressure (DHW) 8,6 bar
Primary flow (EN 12897:2016) 1,81 L/s
Primary heater pressure drop (EN12897:2016) 95 mbar
Connection - primary 1 ½ F Ø"
Connection - DHW 1 ½ M Ø"
Connection - re-circulation / safety valve 1 ½ M Ø"

Heating characteristics

Reheat time (EN 12897) - min
Reheat performance (EN 12897:2016) 65 kW
Max absorbed heat (Heat source: boiler) 88 kW

Domestic hot water performance

Peak flow at 40°C 1195 L/10’
Peak flow 1st hour at 40°C 3151 L/60’
Continuous flow at 40°C 2536 L/h
Peak flow at 45°C 1012 L/10’
Peak flow 1st hour at 45°C 2608 L/60’
Continuous flow at 45°C 2058 L/h
Peak flow at 60°C 620 L/10’
Peak flow 1st hour at 60°C 1513 L/60’
Continuous flow at 60°C 1153 L/h
Coefficient (NL) 26,3
Dimensions A 2024 mm
Dimensions B 1705 mm
Dimensions C 250 mm
Dimensions D 673 mm
    • Technical brochure

    • Smart

    • 841 KB –

    • Technical brochure

    • Smart 320 420 600 - Installation, operation and maintenance instructions

    • 2.66 MB – en

    • Technical brochure

    • Smart

    • 1.51 MB –

    • Marketing brochure

    • Domestic products brochure

    • 5.55 MB – en

    • Marketing brochure

    • Product Guide 2019-20

    • 12.41 MB – en

Eco Design Fields

Energy efficiency storage class C
Standing loss (Energy label) 84 W
    • Energy Label

    • Smart 420

    • Product Fiche

    • Smart 420

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