va-Q-shell
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Product Data Sheet va-Q-shell DESCRIPTION va-Q-shell is a customized, rigid shell insulation system for heat storage tanks. Its purpose is to increase the energy efficiency of tanks to a label rating of A and A+ according to the EU regulation 812/2013. The insulation consists primarily of two PU half shells with integrated vacuum insulation panels (VIP). The shell parts are assembled via a tongue-and-groove system. Cut-outs for piping, inspection ports and other connections are also provided. Baseplates or fixation points for technical devices like displays, sensors or external heat exchangers are available on request. va-Q-shell can be individually adapted for variously shaped hot water tanks. Author: Alexander Göbel

TECHNICAL PROPERTIES Standard properties are as listed below. Different dimensions or properties are available on request. Different inner or outer coatings and options for flange cut-outs are also available on request. Operating Temperature Operating Relative Humidity Wall thickness shells with diameters > 1,200 mm are split into three or more parts ² following DIN EN 12667 at 10 °C and at delivery Author: Alexander Göbel

PERFORMANCE EXAMPLE The va-Q-shell is a custom product. U-values and heat loss is case dependent and calculated accordingly. Support for calculations is available on request. The following section provides an exemplary comparison of va-Q-shell and conventional insulations made of pure PU or polyester fleece: Tank Specifications Storage Volume Tank Material Average Operating Temperature Connectors Flange Diameter A calculation including thermal bridge effects caused by connectors and joints results in the following performance: Polyester fleece Wall Thickness Minimal U-Value Total Heat Loss...

SAFETY INFORMATION va-Q-shell is an article according to the REACH regulation (EC) No. 1907/2006 and the OSHA Hazard Communication Standard, 29 CFR Subpart 1910.1200(c). For articles, the preparation of a safety data sheet is not required. Even though this article is not subjected to any obligation to classify or label according to CLP regulation (EC) No. 1272/2008, the va-Q-tec AG provides a safety data sheet for the core material of va-Q-shell on request. Furthermore, the article contains no Substances of Very High Concern (SVHC) above the threshold 0.1% w/w. LEGAL NOTES / DISCLAIMER The...