VSS

Domestic hot water storage tanks with two fixed helical coil heat exchangers

Impieghi:
Domestic Hot Water (DHW) storage and production unit equipped with a dual internal heat exchanger designed for integration with high-temperature heat generators.
The elliptical geometry of the heat exchanger tubes is optimized to maximize the heat exchange surface while reducing the internal footprint.
Equipped with a front inspection flange, sized to allow easy internal cleaning and removal of limescale deposits.

Costruzione:
Carbon steel sheets of S235JR EN10025 quality.

Trattamento anticorrosivo:
Internal anti-corrosion treatment by vitrification (EMAIL) suitable for operation in aggressive environments and at high operating temperatures.
Suitable for use with and consumption of drinking water in accordance with Italian Ministerial Decree D.M. 174/2004 and EEC Directive 76/893.
External anti-corrosion treatment by painting with anti-rust coating

Protezione catodica:
Sacrificial magnesium anodes on threaded plug (standard – included).
Electronic anode (optional).

Isolamento:
Mod. RG for capacity from 150L to 500L non-removable closed-cell rigid polyurethane, CFC- and HCFC-free, with Class B3 fire resistance according to DIN4102.
Mod. RC for capacity from 800L removable rigid polyurethane shells, CFC- and HCFC-free, with Class B3 fire resistance according to DIN4102.
Mod. RF polyester fibre panel, eco-friendly and recyclable, with Euroclass B S2 D0 fire resistance according to UNI ENI 13501-1 standard.

Finitura esterna:
Mod. RG for capacity from 200L to 500L coloured ABS.
Mod. RF-RC coloured PVC with closing zipper.

Garanzia:
2 years against manufacturing defects.

Certificazione:
Compliant with PED Directive 2014/68/EU, Art. 4.3.