SPS 345.40(5) (5)Releasing refrigerant. Release of any refrigerant to the environment shall be minimized as fully as practical.
SPS 345.40 History History: CR 10-011: cr. Register August 2010 No. 656, eff. 9-1-10; correction in (2) (c) made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672.
subch. V of ch. SPS 345 Subchapter V — Changes, Additions or Omissions to ANSI/ASHRAE Standard 15
SPS 345.500 SPS 345.500General. Changes, additions or omissions to ANSI/ASHRAE standard 15 are specified in this subchapter and are rules of the department and are not requirements of ANSI/ASHRAE standard 15.
SPS 345.500 History History: CR 10-011: cr. Register August 2010 No. 656, eff. 9-1-10.
SPS 345.501 SPS 345.501Scope. The requirements of ANSI/ASHRAE standard 15 sections 1 and 2 are not included as part of this chapter.
SPS 345.501 Note Note: The sections in this subchapter are generally numbered to correspond with both the numbering of the subchapter and the section numbering in ANSI/ASHRAE standard 15. For example, section SPS 345.511 corresponds to subchapter 5 and to section 11 in ANSI/ASHRAE standard 15.
SPS 345.501 History History: CR 10-011: cr. Register August 2010 No. 656, eff. 9-1-10.
SPS 345.503 SPS 345.503Definitions. This is a department definition for this chapter in addition to the definitions in ANSI/ASHRAE standard 15 section 3: “Authority having jurisdiction" or “jurisdiction having authority" means the department or authorized agent.
SPS 345.503 History History: CR 10-011: cr. Register August 2010 No. 656, eff. 9-1-10.
SPS 345.508 SPS 345.508Eye wash and shower. This is a department rule and informational note in addition to the requirements in ANSI/ASHRAE standard 15 section 8.12: An eye wash and body shower unit shall be located external to the machinery room and be readily accessible.
SPS 345.508 Note Note: It is recommended that additional such units be located accessibly within the machinery room such that no unit is further than 50 feet from any point in the room.
SPS 345.508 History History: CR 10-011: cr. Register August 2010 No. 656, eff. 9-1-10.
SPS 345.509 SPS 345.509Design and construction.
SPS 345.509(1) (1)Materials. This is an additional, department exception to the requirements in ANSI/ASHRAE standard 15 section 9.1.5: Discharge piping for mechanical refrigeration safety relief valves that discharges outside a building may consist of plastic materials and joint primers and adhesives which the department has approved specifically for this purpose, provided all of the following conditions are met:
SPS 345.509(1)(a) (a) The design pressure in the refrigeration system does not exceed 15 psi.
SPS 345.509(1)(b) (b) The refrigeration system does not contain a refrigerant other than Group A1 or B1.
SPS 345.509(1)(c) (c) The piping is noncombustible when tested in accordance with ASTM E 136 or is self-extinguishing with a rating of 5V-A, V-O or V-1 when tested in accordance with UL 94.
SPS 345.509 Note Note: As of September 1, 2010, the plastic materials approved under this subsection include polyvinyl chloride piping.
SPS 345.509(2) (2)ASME b31.3 piping. This is a department informational note to be used under ANSI/ASHRAE standard 15 section 9.10.1:
SPS 345.509 Note Note: Process piping complying with ASME B31.3 is an example of piping that complies with this section by being appropriately listed rather than by complying with ASME B31.5.
SPS 345.509 History History: CR 10-011: cr. Register August 2010 No. 656, eff. 9-1-10.
SPS 345.511 SPS 345.511General requirements.
SPS 345.511(1) (1)Pressure relief valve replacement. This is a department rule in addition to the requirements in ANSI/ASHRAE standard 15 section 11.6:
SPS 345.511(1)(a) (a) All pressure relief valves for any ammonia mechanical refrigeration system that exists on or after September 1, 2010, shall be replaced in accordance with the manufacturer's recommendations and all of the following, except as provided in par. (b):
SPS 345.511(1)(a)1. 1. Each valve shall be replaced within 5 years after the date of installation.
SPS 345.511(1)(a)2. 2. Each valve may not be over 2 years old at the time of installation.
SPS 345.511(1)(a)3. 3. A record of the valve's installation shall be maintained until the valve is replaced.
SPS 345.511(1)(b) (b) This subsection does not apply to relief devices that discharge internally to another part of a closed-loop refrigeration system.
SPS 345.511(2) (2)Periodic tests. This is a department rule in addition to the requirements in ANSI/ASHRAE standard 15 section 11.6.3: Each of the following emergency devices and systems that exist on or after September 1, 2010, shall be tested at least annually, and documentation of the testing shall be available onsite for inspection by the authorized agent or the department:
SPS 345.511(2)(a) (a) Treatment and flaring systems.
SPS 345.511(2)(b) (b) Valves and appurtenances necessary to the operation of emergency refrigeration control boxes.
SPS 345.511(2)(c) (c) Fans and associated equipment intended to operate emergency ventilation systems.
SPS 345.511(2)(d) (d) Refrigerant detection and alarm systems.
SPS 345.511(2)(e) (e) Remote controls for shutdown of compressors and refrigerant pumps.
SPS 345.511(3) (3)Reportable incidents. This is a department informational note to be used under ANSI/ASHRAE standard 15 section 11.7, paragraph c:
SPS 345.511 Note Note: Refrigerants typically should not be discharged except in an emergency. The Department of Natural Resources, federal agencies and local fire departments may have requirements relating to being immediately notified upon the automatic or manual discharge of specified amounts of any refrigerant.
SPS 345.511 Note Notification may not be necessary for any of the following conditions:
SPS 345.511 Note 1. Refrigeration systems operating at pressures below atmospheric and incorporating automatic purge systems.
SPS 345.511 Note 2. Incidental operation of automatic pressure relief valves resulting in minor release of the refrigerant charge.
SPS 345.511 Note 3. Incidental minor releases associated with service operations after system pump-down has been accomplished.
SPS 345.511 History History: CR 10-011: cr. Register August 2010 No. 656, eff. 9-1-10.
SPS 345.550 SPS 345.550ANSI/ASME B31.5.
SPS 345.550(1) (1) Substitute the following wording for the requirements in ANSI/ASHRAE standard 15 normative appendix E citation 5: ASME Boiler and Pressure Vessel Code, Section VIII, Rules for Construction of Pressure Vessels, Division 1, 2007, The American Society of Mechanical Engineers (ASME), 3 Park Avenue, New York, NY 10016-5990.
SPS 345.550(2) (2) Substitute the following wording for the requirements in ANSI/ASHRAE standard 15 normative appendix E citation 6: ASME B31.5-2006, Refrigeration Piping and Heat Transfer Components, The American Society of Mechanical Engineers (ASME), 3 Park Avenue, New York, NY 10016-5990.
SPS 345.550 History History: CR 10-011: cr. Register August 2010 No. 656, eff. 9-1-10.
subch. VI of ch. SPS 345 Subchapter VI — Changes, Additions or Omissions to ANSI/IIAR 2
SPS 345.600 SPS 345.600General. Changes, additions or omissions to ANSI/IIAR 2 are specified in this subchapter and are rules of the department and are not requirements of ANSI/IIAR 2.
SPS 345.600 Note Note: Under section SPS 345.40 (2) (b), closed-circuit ammonia mechanical refrigeration systems may be designed, constructed, installed and tested in accordance with ANSI/IIAR 2 and this subchapter, in combination with ANSI/ASHRAE standard 15 sections 10.2 and 11.
SPS 345.600 History History: CR 10-011: cr. Register August 2010 No. 656, eff. 9-1-10.
SPS 345.601 SPS 345.601Scope. The requirements of ANSI/IIAR 2 sections 1 and 2 are not included as part of this chapter.
SPS 345.601 Note Note: The sections in this subchapter are generally numbered to correspond with both the numbering of the subchapter and the section numbering in ANSI/IIAR 2. For example, section SPS 345.613 corresponds to subchapter 6 and to section 13 in ANSI/IIAR 2.
SPS 345.601 History History: CR 10-011: cr. Register August 2010 No. 656, eff. 9-1-10.
SPS 345.611 SPS 345.611Overpressure protection.
SPS 345.611(1) (1)Discharge capacity of plate heat exchangers. This is a department alternative to the requirements in ANSI/IIAR 2 section 11.2.7: The minimum required relief device capacity for a plate heat exchanger based on an external heat addition scenario may be calculated in accordance with the following equation:
where:
Cr,plate HX   =   minimum required relief device capacity for the
    plate heat exchanger (lbm/min of air)
f   =   relief device capacity factor
L   =   length of the plate pack (ft)
W   =   width of the plate pack (ft)
H   =   height of the plate pack (ft)
SPS 345.611(2) (2)Discharge piping for atmospheric pressure relief. This is a department rule in addition to the requirements in ANSI/IIAR 2 section 11.3.6.1: Appendix A Tables A-3 may not be used for schedule 80 piping.
SPS 345.611 History History: CR 10-011: cr. Register August 2010 No. 656, eff. 9-1-10.
SPS 345.613 SPS 345.613Machinery room.
SPS 345.613(1) (1)Emergency remote controls.
SPS 345.613(1)(a)(a) Ventilation. Substitute the following wording for the requirements in ANSI/IIAR 2 section 13.2.1.4: Emergency remote controls for the mechanical means of ventilation shall be provided and be located immediately outside the machinery room, at the principal entrance to the room.
SPS 345.613(1)(b) (b) Compressors. Substitute the following wording for the requirements in ANSI/IIAR 2 section 13.3.1.6: Emergency remote controls to stop the action of the refrigeration compressors shall be provided and be located immediately outside the machinery room, at the principal entrance to the room.
SPS 345.613(2) (2)Signage. This is a department rule in addition to the requirements in ANSI/IIAR-2 section 13.3: A legible, easily accessible, permanent sign shall be securely attached to the mechanical refrigeration system, showing that the system was designed in accordance with ANSI/IIAR-2.
SPS 345.613 History History: CR 10-011: cr. Register August 2010 No. 656, eff. 9-1-10.
subch. VII of ch. SPS 345 Subchapter VII — Ozone-Depleting Refrigerants
SPS 345.70 SPS 345.70Ozone-depleting refrigerants.
SPS 345.70(1)(1)Cleaning of equipment. Ozone-depleting refrigerant may not be used for cleaning purposes, including the cleaning of interior or exterior surfaces of refrigeration equipment.
SPS 345.70(2) (2)Transferring refrigerant. Whenever ozone-depleting refrigerant is removed from refrigeration equipment, the ozone-depleting refrigerant shall be transferred to storage containers using equipment that is approved by the department. The department shall approve any transfer equipment if an approved nationally recognized testing laboratory has certified the equipment.
SPS 345.70 Note Note: The Department will accept equipment that has been tested and certified in accordance with the Air-Conditioning and Refrigeration Institute (ARI) standard ARI 740.
SPS 345.70(3) (3)Releasing refrigerant. Ozone-depleting refrigerant may not be knowingly or negligently released to the environment, except for minimal releases that occur as a result of efforts to recover, reclaim or recycle ozone-depleting refrigerant removed from refrigeration equipment.
SPS 345.70(4) (4)Adding refrigerant. Before putting additional ozone-depleting refrigerant into refrigeration equipment, the refrigeration equipment shall be inspected and repaired if a leak is found or suspected. A yearly leak rate identified by the federal environmental protection agency shall be used to determine whether repairs are necessary.
SPS 345.70 Note Note: See subpart F of part 82 in title 40 of the Code of Federal Regulations for further requirements relating to ozone-depleting refrigerants.
SPS 345.70 History History: CR 03-012: cr. Register October 2003 No. 574, eff. 11-1-03; CR 10-011: renum. from Comm 45.21 and am. (2) and (4) Register August 2010 No. 656, eff. 9-1-10; correction in (1) made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672; CR 13-014: r. (1), renum. (2) to (5) to (1) to (4) Register September 2013 No. 693, eff. 10-1-13.
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Published under s. 35.93, Stats. Updated on the first day of each month. Entire code is always current. The Register date on each page is the date the chapter was last published.