Gemini

GEMINI is a range of high performance stainless steel tank-in-tank Indirect hot water calorifiers. Suitable for tank fed or unvented applications and in 200, 300 and 500 litre capacities.

  • 316 Grade Stainless Steel.
  • High performance; hot water delivery up to 1974 litres in 1st hour.
  • Removable flanged access port allows internal inspection/cleaning.
  • Factory fitted T& P valve when supplied for unvented application.
  • Option of back-up immersion heater.
  • Impact resisting soft insulating jacket.
  • No cool zones-resistant to bacteria growth.
  • Resistant to fouling/self cleaning.
  • WRAS Approved Product.
ModelHSC200 - i300 - i500 - i
Energy efficiency 1
ErP-WWSpeicher
CB-
DHW capacitylitres200300500
Primary capacitylitres567298
Heating surfacem 21.62.43.1
Performance data when primary flow 80°C and return 70°C
Heat transfer ratekW446786
Primary circuit pressure dropkPa1.735.453.38
10min peak output @ 50ºC ∆tlitres325491745
1st Hour continuous output @ 50ºC ∆tl/h95414481974
Continuous output @ 50ºC ∆tl/h75411481474
Heat up time 50ºC ∆tmin212025
Performance data when primary flow 85°C and return 65°C
Heat transfer ratekW28.9944.1556.68
Primary circuit pressure dropkPa0.441.370.85
10 minute peak output @ 50ºC ∆tlitres282426661
1st hour continuous output @ 50ºC ∆tl/h69610561471
Continuous output @ 50ºC ∆tl/h496756971
Heat up time 50ºC ∆tmin313037
Performance data when primary flow 80°C and return 60°C
Heat transfer ratekW23.235.3245.34
Primary circuit pressure dropkPa0.441.370.85
10 minute peak output @ 50ºC ∆tlitres266400629
1st hour continuous output @ 50ºC ∆tl/h5979051277
Continuous output @ 50ºC ∆tl/h397605777
Heat up time 50ºC ∆tmin393746
Maximum operating temperature primary°C909090
Maximum operating pressure primarybar3.03.03.0
Maximum operating pressure secondarybar8.08.08.0
Weight empty/filledKg78 / 334109 / 481151 / 749

1Energy Efficiency Class ErP-WWSpeicher  Hot water storage tanks according to Directive 2010/30/EU and Regulation EU812/2013