Superior Radiant Products s1

Superior Radiant Products Series MXR(Two Stage) Specification For Radiant Heating Equipment

General 1. A Radiant Heater Unit System shall be provided that is: -CGA approved -fitted for Natural Gas operation -complete with hangers, thermostats, vent terminals, and/or other accessories as noted on the plan. 2. Heaters shall be manufactured in Canada by Superior Radiant Products, Series MXR, with a low/high firing rate and a heat exchanger length as specified. 3. A manufacturer’s published warranty covering all components for a period of 36 months and covering the heat exchanger for a period of at least 120 months shall be supplied. 4. Clearance to combustibles shall be as specified. 5. CGA approved stainless steel flexible gas connectors shall be provided. 6. The Heater Unit shall operate at a minimum inlet gas pressure of 5 in. W.C. and draw no more than 1A @ 120VAC, 60Hz.

Equipment Components 1. Ignition shall be direct spark with ignition taking place within the burner cup for reliability. 2. Ignition control shall - make 3 ignition attempts before lockout - shall recycle again in one hour with 3 ignition attempts - shall have a lighted diagnostic display capability - shall have openly accessible sense current measurement contacts within the housing - shall have a blower post purge function - shall accept 24V thermostat wiring 3. Air blower motor shall be totally enclosed, requiring no oiling and shall be equipped with a thermal overload switch. 4. Gas and electric controls shall be separated from the combustion air stream. 5. The burner shall be serviceable from either side while in operation. 6. Burner shall be equipped with clearly visible power ON and HIGH FIRE lights 7. Gas valve shall be of the slow opening type. 8. Air pressure proving switch shall be an integral part of burner safety control system. 9. Burner housing shall be constructed of 18ga corrosion resistant steel and coated with powder epoxy paint. 10. Outside air adapters and flue connectors shall be provided as standard equipment. 11.Combustion air inlet hood and vent terminals shall be provided as standard equipment. 12. Burner box surface temperature shall not exceed 27 C (80 F ) at any point during operation. 13. All operating components shall be enclosed in a sealed burner housing. 14. Burner shall be equipped with a flame sight port safely usable while the unit is running during service. 15. Reflectors shall be mill finish aluminum, ASTM 1100, with 10 reflective surfaces. 16. Reflector material shall be at least 0.024 inches thick (per CGA code). 17. Reflector end caps shall be supplied as standard and fitted to the end of each reflector run to reduce convective heat loss. 18. Reflectors shall extend below the bottom surface of the radiant tube. 19. Directing of radiant pattern shall be accomplished through use of side shields or bottom shields only. 20. Couplings shall be of aluminized steel, be twelve inches in length with two draw bands of 2 inch wide by 0.0625 (16ga) aluminized steel. 21. Radiant heat exchanger tubing shall be seamless welded 16ga thick either heat treated aluminised steel or stainless steel Installation 1. Installation must comply with manufacturer supplied Instruction Manual, all applicable local codes and/or gas utility requirements. In the absence of any of the former, reference should be made to CAN 1-B149.1 and B149.2 Installation Codes in Canada and ANSI Z223.1 in the US. 2. Heater units must be wired in accordance with the Canadian Electrical Code, CSA C22.1 in Canada and the National Electric Code, ANSI/NFPA 70 in the US, as well as local ordinances. 3. Heater Units shall be suspended in accordance with manufacturers instruction with chair and turnbuckles exceeding 150lb pull test. (3/8 - 4inch turnbuckles and 2/0 chair).