Refix DE 33 st diaphragm expansion vessel

Refix DE
Non-flowed through diaphragm expansion tank for water supply installations that are not subject to DIN 1988, e.g. fire extinguishing and service water systems, underfloor heating or heat source installations. Vessels fitted according to DIN EN 13831. Approval according to Pressure Equipment Directive 2014/68/EC.

• Bladder according to DIN EN 13831 / replaceable from 50 litres
  
• For antifreeze additive of at least 25 – 50 %
  
• Parts in contact with water are corrosion-protected
  
• Durable epoxy resin coating
  
• 33 litres with brackets, from 50 litres with adjustable feets
  
• From Ø 1,000 mm including pressure gauge
  
• Pressure gauge and supply pressure valve protected by clip
  

Note:
No licence requirement according to SWKI HE301-01 and SVTI for (PSV * VN ≤ 3,000 bar * litre). Type: DE 33 st
Colour: blue
Nominal volume: 33 l
Max. useful volume: 23 l
Max. permissible system temperature: 70 °C
Max. perm. operating temperature: 70 °C
Max. perm. operating pressure: 10 bar
Factory provided gas supply pressure: 4 bar
Connection: G 3/4"
Diameter: 354 mm
Height: 520 mm
High water connection: 66 mm
Tilt dimension approx.: 529 mm
Weight: 5,70 kg