413.1 General. Where master thermostatic mixing valves are installed as part of a system, they shall comply with ASSE 1017. The thermostatic mixing valve shall be placed upstream of auxiliary heating equipment not rated for solar storage temperatures. SECTION 414 PHOTOVOLTAIC EQUIPMENT 414.1 General. Where photovoltaic modules are utilized as part of a system they shall be listed to UL 1703, IEC 61215 or IEC 61646, as applicable. Photovoltaic modules shall be installed in accordance with all applicable codes. 414.2 Inverters and power conditioners. Inverters and power conditioners utilized as part of a system shall be listed to UL 1741. 414.3 Heating elements. Metal-sheathed heating elements used as part of photovoltaic water heating collectors shall be listed and labeled to UL 1030. CHAPTER 5 SYSTEM AND COMPONENT SIZING SECTION 501 GENERAL Pumps, piping and other components shall be sized to carry the heat transfer 501.1 General. fluid at design flow rates over the design life without operational impairment, erosion and corrosion. 501.2 Sizing Procedure. The sizing methodology shall be consistent with the performance of the collector, and with common industry practice. 501.3 Software-based sizing. Where software is used for system sizing, weather information from the Typical Meteorological Year 3 (TMY3) or equivalent shall be used. Site-specific information shall be used for the purpose of sizing systems for pools.
413.1 General. Where master thermostatic mixing valves are installed as part of a system, they shall comply with ASSE 1017. The thermostatic mixing valve shall be placed upstream of auxiliary heating equipment not rated for solar storage temperatures. SECTION 414 PHOTOVOLTAIC EQUIPMENT 414.1 General. Where photovoltaic modules are utilized as part of a system they shall be listed to UL 1703, IEC 61215 or IEC 61646, as applicable. Photovoltaic modules shall be installed in accordance with all applicable codes. 414.2 Inverters and power conditioners. Inverters and power conditioners utilized as part of a system shall be listed to UL 1741. 414.3 Heating elements. Metal-sheathed heating elements used as part of photovoltaic water heating collectors shall be listed and labeled to UL 1030. CHAPTER 5 SYSTEM AND COMPONENT SIZING SECTION 501 GENERAL 501.1 General. Pumps, piping and other components shall be sized to carry the heat transfer fluid at design flow rates over the design life without operational impairment, erosion and corrosion. 501.2 Sizing Procedure. The sizing methodology shall be consistent with the performance of the collector, and with common industry practice. 501.3 Software-based sizing. Where software is used for system sizing, weather information from the Typical Meteorological Year 3 (TMY3) or equivalent shall be used. Site-specific information shall be used for the purpose of sizing systems for pools.
ICC-902_APSP_SRCC-400_First_Public_Comment_Draft-doc.docx