PSC 119.02(26)(b)(b) Replacing a component with a component of different functionality or UL listing.

PSC 119.02(27)(27) “MW” means megawatt. Unless otherwise specified, the definition references units in alternating current.

PSC 119.02(27m)(27m) “Nameplate rating alternating current” means the sum total of maximum continuous rated power (kW) output while grid connected of all of a DG facility’s constituent generating units or energy storage systems, or both, as identified on the manufacturer nameplate, regardless of whether it is limited by any approved means.

PSC 119.02(28)(28) “Nationally recognized testing laboratory” means any testing laboratory recognized by the U.S. Department of Labor Occupational Safety and Health Administration’s accreditation program.

PSC 119.02 NoteNote: A list of nationally recognized testing laboratories is available at www.osha.gov/dts/otpca/nrtl/index.html.

PSC 119.02(29)(29) “Network service” means 2 or more primary distribution feeders electrically connected on the low voltage side of 2 or more transformers, to form a single power source for any customer.

PSC 119.02(30)(30) “Parallel operation” means the operation, for longer than 100 milliseconds, of an on-site DG facility while the facility is connected to the energized distribution system.

PSC 119.02(31)(31) “Paralleling equipment” means the generating and protective equipment system that interfaces and synchronizes a DG facility with the distribution system.

PSC 119.02(32)(32) “Point of common coupling” means the point where the electrical power system of the applicant seeking to interconnect a DG facility is electrically connected to the distribution system. The point of common coupling is equivalent, in most cases, to the service point as specified by the public utility and described in the National Electric Code and National Electrical Safety Code.

PSC 119.02 NoteNote: National electric codes are adopted in Wisconsin Electrical Safety Code Volumes 1 and 2, as found in ch. PSC 114 and ch. SPS 316.

PSC 119.02(32m)(32m) “Power factor” means the ratio of active power to apparent power.

PSC 119.02(33)(33) “Public utility” has the meaning given in s. 196.01 (5), Stats.

PSC 119.02(34)(34) “Standard application form” means PSC Form 6031. The standard application form has supplements designed to collect information specific to different installations and technologies.

PSC 119.02(35)(35) “Standard interconnection agreement” means PSC Form 6029 for Category 1 facilities or PSC Form 6030 for Category 2 to 4 DG facilities.

PSC 119.02 NoteNote: A copy of PSC Forms 6029 to 6033 can be obtained can be obtained at no charge from the local electric utility or from the Public Service Commission, PO Box 7854, Madison, WI 53707-7854.

PSC 119.02(35g)(35g) “Standard pre-application request form” means PSC Form 6032.

PSC 119.02(35r)(35r) “Standard pre-application report” means the information provided on PSC form 6033 in response to completed requests submitted through PSC Form 6032.

PSC 119.02(36)(36) “Telemetry” means transmission of DG operating data and settings using telecommunications techniques. It may also include controls and two-way communication.

PSC 119.02(37)(37) “UL” means Underwriters Laboratory.

PSC 119.02(38)(38) “Working day” has the meaning given in s. 227.01 (14), Stats.

PSC 119.02 HistoryHistory: CR 03-003: cr. Register January 2004 No. 577, eff. 2-1-04; CR 22-077: am. (4) to (7), cr. (16d) to (16t), (17m), am. (25), (27), cr. (27m), am. (32), cr. (32m), am. (34), cr. (35g), (35r), am. (36) Register April 2024 No. 820, eff. 5-1-24; correction in numbering of (17m) (a), (b) made under s. 13.92 (4) (b) 1., Stats., Register April 2024 No. 820.

PSC 119.025(1)(1) Adoption of standards. The standards, IEEE Std 1547-2018: IEEE Standard for Interconnection and Interoperability of Distributed Energy Resources with Associated Electric Power Systems Interfaces, published April 6, 2018, and IEEE Std 1547.1-2020: IEEE Standard Conformance Test Procedures for Equipment Interconnecting Distributed Energy Resources with Electric Power Systems and Associated Interfaces, are hereby incorporated by reference into this chapter.

PSC 119.025(2)(2) Consent to incorporate by reference. Pursuant to s. 227.21, Stats., the attorney general has consented to incorporate by references these standards contained in Std 1547-2018 and IEEE Std 1547.1-2020. Copies of IEEE Std 1547-2018 and IEEE Std 1547.1-2020 are on file in the offices of commission and the legislative reference bureau.

PSC 119.025 HistoryHistory: CR 22-077: cr. Register April 2024 No. 820, eff. 5-1-24; correction in (1) made under s. 35.17, Stats., Register April 2024 No. 820.

PSC 119.03PSC 119.03 Designated point of contact. Each public utility shall designate one point of contact for all customer inquiries related to DG facilities and from which interested parties can obtain installation guidelines and the appropriate standard commission application and interconnection agreement forms. Each public utility shall have current information concerning its DG point of contact on file with the commission.