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RATIO Buffer Cylinder - 8 Pages

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Catalogue excerpts

TECHNICAL INFORMATION RATIO Buffer Cylinder Versatile Applications ●● Steel storage for space heating and solar thermal installations. ●● Optionally with up to 2 plain-pipe heat exchanger coils ●● Option for electrical immersion heater ●● Hydronic versatility with many connections ●● Prepared for installation of a freshwater unit (DHW preparation by flow-through principle) Energetically Optimized ●● Close fitting environmentally compatible polyester fiber fleece jacket insulation ●● 100 or 120 mm thick insulation ●● Exceptionally low connection losses with the  CONVECTROL III convection brakes (accessory) ●● With vertical heat conductor sheet and deflector plate to support stable stratification Simple Installation ●● Flat sealing 1¼" connections ●● Storage connection kit with combined fittings for solder or pressing connections available as accessory ●● Flexible polyester fleece for easy fitting of insulation ●● Sensor connection bar for variable sensor positions ●● Ratchet hook closure ●● Storage insulation can be removed Robust and Durable ●● Scratch and impact resistant polystyrene shell ●● Made in Germany acc. to DIN 4753 Figure 1  RATIO buffer cylinder Solar Thermal / Solar Cylinder   EN-XXX_RATIO-Buffer-Cylinder_TI-100722-1WA10090

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1. Technical Data Table 1 Features High quality steel St 37-2 (inside untreated, outside primed) Total height, without / with Insulation jacket Diameter without / with insulation Weight of tank (without insulation) Volume fraction, above layer A (compare figures 3 - 7) Heat insulation (Polyester fiber fleece, polystyrene exterior) Heat loss rate Connection stubs, vertical row 7 - 11 pipe threads DIN ISO 228-1 (cylindrical, flat sealing), G 1¼" Attachment of freshwater unit (optional) Optional Solar Coil Heat Exchanger High quality steel St 37-2 Heat exchanger surface Liquid volume Pressure drop...

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Figure 3  RATIO 300-G cross-section with dimensions;  A = reference plain in table 1 for aux. heating volume, connection row on right side 1¼" M. Figure 4  RATIO 500-G cross-section with dimensions;  A = reference plain in table 1 for aux. heating volume, connection row on right side 1¼" M.

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Figure 5  RATIO 700 and 700-2G cross-section with dimensions;  A = reference plain in table 1 for aux. heating volume, connection row on right side 1¼" M. Figure 6  RATIO 1000 and 1000-2G cross-section with dimensions;  A = reference plain in table 1 for aux. heating volume, connection row on right side 1¼" M.

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Figure 7  RATIO 1500 and 1500-G cross-section with dimensions;  A = reference plain in table 1 for aux. heating volume, connection row on right side 1¼" M. Figure 8  Lower storage section (cut) with internal flow guide deflector plate.

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2. Accessories Table 2  Accessories Combined connection set standard with CONVECTROL III Combined connection set standard Storage height adjustment unit (for 300- and 500 l version 3, for all others 4 are required) Electrical immersion heater 3 kW Electrical immersion heater 6 kW Electrical immersion heater 9 kW Tank mounting kit for RATIOfresh units 250/400 * Tank mounting kit for RATIOfresh unit 200 Tank mounting kit for CIRCO 6 / 6E 3 way actuator valve (1" M) with insulation shells * Cannot be used with RATIO 300-G, 700 Convection Brake CONVECTROL III The patented and easily installed component...

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Pump, solar circuit Pump, heating circuit Pump, aux. heating DHW Pump, RATIOfresh primary circuit Pump: DHW recirculation 3. System Solutions Examples Collector field M1: Mixer, heating circuit Recirculation Cold water Hot water Figure 11  Solar Installation for DHW preparation using the hygienic flow-through heating principle. System solution with RATIO buffer cylinder, freshwater unit RATIOfresh 250/400 and an oil- or gas boiler. The controller of the freshwater unit assures constant hot-water tapping temperatures and controls the recirculation pump. The performance control of the freshwater...

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P1: Pump, solar circuit P2: Pump, heating circuit P3: Pump, aux. DHW heating via buffer Mixer, heating circuit 3-way actuator valve, storage loading 3-way actuator valve, return boost 2-way valve parallel to P3, closed when power off Thermostatic mixing valve Collector field Cold water Figure 13  Solar installation for DHW preparation and space heating support: 2-storage system with ECOplus solar DHW cylinder, RATIO buffer cylinder, gas boiler and mixed heating circuit. The solar energy is optimally distributed to both storages by the solar controller. It is utilized for the heating circuit by...

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