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Additional Questions

Additional Questions. Index. Appliance Categories NFPA 54/IFGC Side Wall Venting IBC – 716 Penetration of shafts enclosures RSV RSIB RSIF MDF SFTA BESB EBC30 EBC10 MEC18. Appliance Categorization. Atmospheric. Fan Assisted. Forced Draft. Scotch Marine. Draft Hood.

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Additional Questions

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  1. Additional Questions

  2. Index • Appliance Categories • NFPA 54/IFGC • Side Wall Venting • IBC – 716 Penetration of shafts enclosures • RSV • RSIB • RSIF • MDF • SFTA • BESB • EBC30 • EBC10 • MEC18

  3. Appliance Categorization Atmospheric Fan Assisted Forced Draft Scotch Marine Draft Hood Draft Diverter III I Condensing Positive Fan Assisted (high efficiency) Negative IV II

  4. Back to Index

  5. Common Code Violations (NFPA 54) Z223.1-2006 13.2 (Sizing of Venting Systems) (NFPA 54) Z223.1-2006 12.11.9.2 (Venting of Equipment)

  6. Common Code Violations (NFPA 54) Z223.1-200613.2.18 (Sizing of Venting Systems) (NFPA 54) Z223 Sizing Tables

  7. Common Code Violations (NFPA 54) Z223.1-2006 12.11.4.2 (Venting of Equipment) (NFPA 54) Z223.1- 200612.4.3 (Mechanical Draft Systems)

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  9. Side-wall Venting Z223.1-51-2006 (Venting of Equipment) 12.4.3.6 Mechanical Draft Systems. The exit terminals of mechanical draft systems shall be not less than 7ft above grade where located adjacent to public walkways.

  10. Side-wall Venting Z223.1-56 - 2006 (Venting of Equipment) 12.9.1 Venting System Location. (a) A Venting system shall terminate at least 3 ft (0.9 m) above any forced air inlet located within 10 ft (3.1 m).

  11. Side-wall Venting Z223.1-56-2006 (Venting of Equipment) 12.9.2Venting System Location. A mechanical draft venting system of other than a direct-vent appliance shall terminate at least 4 ft (1.2 m) below, 4 ft (1.2 m) horizontally from, or 1 ft (30 cm) above any door, window, or gravity air inlet into any building. The bottom of the vent terminal shall be located at least 12 in. (30 cm) above grade.

  12. Back to Index

  13. Main Issues when Common Exhausting Dryers in Vertical Subdivisions IBC 2006: 716.5.3 Penetrations of shafts enclosures. Shaft enclosures that are permitted to be penetrated by ducts and air transfer openings shall be protected with approved fire and smokedampers installed in accordance with their listing.

  14. Main Issues when Common Exhausting Dryers in Vertical Subdivisions • Exceptions: • Fire dampers are not required at penetrations of shafts where: • 1.1 Steel exhaust subducts extend at least 22 inches vertically in exhaust shafts provided there is a continuous airflow upward to the outside.

  15. Main Issues when Common Exhausting Dryers in Vertical Subdivisions Exceptions: 2. In Group B and R occupancies, equipped throughout with and automatic sprinkler system in accordance with Section 903.3.1.1 smoke dampers are not required at penetrations of shafts where: 2.1. Kitchen, clothes dryer, bathroom and toilet room exhaust are installed with steel exhaust subducts, having a wall thickness of 0.019(0.48 mm); and 2.2 That extend at least 22 inches vertically; and 2.3 An exhaust fan is installed at the upper terminus of the shaft, that is powered continuously in accordance with Section 909.11, so as to maintain a continuous upward airflow to the outside.

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  17. Products – RSV Fan • 3/16 “ Cast aluminum housing • Hinged for easy service and cleaning • Direct drive • Class H insulated motor • Maintenance free • 482 ºF Continuous Duty • 575 ºF Intermittent Duty • UL 378 – Draft Equipment • Capacity: • 6,000 MBH on CAT I Appliances • 10,000 MBH on CAT IV Appliances

  18. Products – RSV Fan • Stainless steel axial vane • Models range from 300-1750 CFM • Cooling vane mounted on the motor shaft for low static pressure systems • Quick response to pressure changes • Single phase 120 V AC RSV 009-016

  19. Products – RSV Fan • Cast aluminum impeller wheel • 500-4000 CFM • Permanently attached balance weights • Cooling vane mounted on the back of the impeller • RSV200-315 are single phase 120 V AC • RSV400-450 are three phase 208 or 400 V AC RSV 200--450

  20. Fan – Motor Characteristics

  21. Back to Index

  22. RSIB – Power Venter • SS316 construction • Removable access door • Direct drive • Class A insulated motor - eliminates the need for secondary fan cooling • Maintenance free • Up to 575 ºF Duty • The RSIB fan can vent category I, II, III & IV appliances • Simple design with few components reduces the risk of failure and simplifies service • RSIB is of Type B, Spark Resistant Construction • UL 378 – Draft Equipment • Capacity: • 8,000 MBH on CAT I Appliances • 15,000 MBH on CAT IV Appliances

  23. Installation Options - RSIB

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  25. RSIF Power Venter • Rated to 400°F non-condensing applications • Forward inclined impeller. Statically and dynamically balanced. • Insulated housing in galvanized steel • Hinged fan housing easily opens to provide easy access to duct and impeller • Direct drive, variable speed, TEFC motor located outside housing for easy access • Capacity: • 1,800 MBH on CAT I Appliances

  26. Back to Index

  27. Modulating Overdraft Damper System

  28. MDF Available in 316SS

  29. Back to Index

  30. MCAS Components – SFTA Fan Seven Models 1,500 – 30,000 cfm • Fan can be mounted indoors • Impeller – cast aluminum. • Housing in steel • Direct drive, variable speed, totally enclosed motor • Variable Frequency Drive is used on three phase models (VFD should be located inside the building).

  31. Back to Index

  32. MCAS Components – BESF/BESB Fan • Fan can be mounted indoors or outdoors. • Impeller - statically and dynamically balanced. • Insulated housing in galvanized steel • Hinged fan housing easily opens to provide easy access to duct and impeller • Direct drive, variable speed, TEFC motor located outside housing for easy access. • Variable Frequency Drive is used on three phase models • In-door or out-door installations • (VFD should be located inside the building). Seven Models 450 – 5500 cfm

  33. MDVS Components - BESB Fan Four Models 1200 – 5500 cfm • ETL Listed to UL705 :"The product (BESB/MDVS)covered by this report is a modulating air exhaust system. The product consists of a box ventilator and a modulating control for permanent installation. Its intended use is exhausting of lint-laden air from single or multiple type I and type II residential and commercial clothes dryers whether electric or gas-fired, exhausting commercial hoods, or for providing make-up air for laundries or mechanical rooms. The box ventilator can be installed indoors or outdoors."

  34. Back to Index

  35. Controls • EBC30 – Modulating Pressure Control

  36. EBC 30 Control - Design Fan Control Module (optional) Main Board Display and processor Relay Module (optional)

  37. Controls – EBC30 Features • 100% microprocessor based control • Plug-and-Play initialization process • Integrated PDS function with adjustable time delay • Intermittent or continuous operation for all fans • Field-adjustable PID loop • Priority Operation function • Bearing Cycle function • Rotation Check for three-phase fans

  38. Controls – EBC30 More Features.. • Controls up to six appliances standard • Add-on single-phase motor speed control available • Add-on relay board for four additional appliances • Customizable Pre and Post-Purge cycles • Manual Override • Alarm Relay output • RS 232 Port • 2 x 16 character alphanumerical backlit display

  39. Back to Index

  40. EBC10 • For Single-Stage or Draft Hooded Appliances • For Gas Fireplaces • Controls RSV, RSIB, RSIF, GSV • Provides 10-120V to fan or 0-10V to VFD • Built-in Fan Speed Control • Time delay and active response to avoid nuisance alarms • Pre and Post - Purge

  41. EBC10-P or EBC10-E

  42. Back to Index

  43. MEC 18 Control • Monitor draft in multi-story building exhaust applications • Controls RSV, EFH, BESF and BESB • EBC12 functions • UL 508 and CSA C22.2 • Standard for Industrial Control Equipment

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