THIS PANEL FED FROM INV1. PER NEC 408.4(B) Part No NEC (C) Entrances to rooms or other guarded locations that contain exposed live

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1 11 This diagram is an illustration of one photovoltaic labeling scenario. The number and type of labels needed will vary based on the project scope Check with AHJ for NEC Article and NFPA 70E Article 130.5(C)(1),(2),(3) Part No INV1 PER NEC 408.4(B) Part No NOTE: Electrical Service equipment when it is present in a building or structure (other than dwelling units) supported by more than one service provider (i.e., public utilities such as electricity and a PV System). A = BLACK B = RED C = BLUE NEUTRAL = WHITE NEC (C)(1)(B) Part No THIS PANEL FED FROM INV1 PER NEC 408.4(B) Part No SECOND SERVICE DISCONNECT ON NORTH SIDE OF BUILDING NEC 230.2(E), NEC (A) l Part No MAX AVAILABLE FAULT CURRENT: 46,552 AMPS DATE 2/15/12 PER NEC (A) l Part No NEC Article (C) l Part No Combiner Box, Circuits / Conduit Combiner Box / Enclosures / EMT Enclosures 4 EMT / Conduit Raceways NEC (G)(3)(4) l Part No NEC (G)(I) l Part No NEC (E) l Part No l Part No Building / Structure 5 Inverter 6 Production / Net Meter Part No NEC 690.5(C) l Part No NEC 690.5(C) l Part No NEC (B) l Part No DC Disconnect / Breaker / Recombiner Box 7 Production / Net Meter (Bi-directional) NEC (I) l Part No NEC (F) l Part No IFC , NEC & NEC (B) Part No NEC l Part No NEC & NEC (B) l Part No ÉßÎÒ ÒÙ ÜËßÔ ÐÑÉÛÎ ÍÑËÎÝÛ ÍÛÝÑÒÜÍÑËÎÝÛ Í ÐØÑÌÑÊÑÔÌß ÝÍÇÍÌÛÓ NEC (D)(3) & NEC l Part No AC Disconnect / Breaker / Points of Connection NEC l Part No NEC (E) l Part No IFC , NEC , NEC (B) Part No NEC l Part No NEC l Part No FOR MARKING DC BACKUP SYSTEMS l Part No NEC (E) l Part No NEC (B) l Part No Requirements for Electrical Installations (Field Marking) NEC Electrical equipment that are in other than dwelling units shall be potential Arc Flash hazard. NEC (A) Service equipment in other NEC (C) Entrances to rooms or other guarded locations that contain exposed live NEC 230.2(E) Where a building or structure is supported by more than one service, add a plaque to denote all other services. NEC 210.5(C)(1)(B) Branch Circuits: The originating within each branch circuit shall be documented in a manner that is readily available or shall be permanently posted at each branch-circuit panelboard or distribution equipment. NEC 408.4(B) All switchboards and indicate the device or equipment where the power supply(s) originates.

2 Labeling Requirements for Article 690 NEC (B) Each photovoltaic system disconnecting photovoltaic system disconnect. NEC , IFC NEC (B) Adhesive Fastened Signs Product Safety Signs and Labels, provides guidelines for the design and durability of safety signs and labels for application to electrical equipment. The label shall be suitable for the environment where it is installed. Where required elsewhere in warnings and markings should Adhesive fastened signs may be acceptable if properly adhered. Vinyl signs shall be weather resistant. 9 Breaker Panel / Pull Boxes 10 Main Service Disconnect NEC (E) means may be energized in the open position, a warning label shall be mounted on or adjacent to the disconnecting means. NEC (B) NEC (G)(3)(4), IFC Labels shall NEC (E)(2) Interruption Current: be a type that Disconnect Under Load. NEC (F) A PV power source shall be labeled at each junction box, combiner box or disconnect, and device where energized, ungrounded circuits may be exposed during service. NEC (G)(1) Where circuits are embedded in build NEC 690.5(C) l Part No l Part No l Part No NEC (I) Bipolar photovoltaic systems shall be clearly result in overvoltage on the equipment. NEC 690.5(C) A label shall appear on the utility interactive NEC (E) l Part No Part No ÉßÎÒ ÒÙ ÜËßÔ ÐÑÉÛÎ ÍÑËÎÝÛ ÍÛÝÑÒÜÍÑËÎÝÛ Í ÐØÑÌÑÊÑÔÌß ÝÍÇÍÌÛÓ NEC (D)(3) & NEC l Part No NEC (D)(2)(3b) l Part No NEC (D)(3-4) & NEC Part No NEC (C) l Part No Part No NEC (E)(2) l Part No NEC & NEC (B) l Part No NEC l Part No NEC & NEC (B) l Part No Main Service Disconnect NEC & NEC (B) l Part No indicator at a visible location. NEC on the label. NEC power source shall be provided by the installer at the PV disconnecting means. NEC at the disconnecting means as the power source and with the rated AC output current and the nominal operating AC voltage. NEC PV power systems employing energy storage grounded circuit conductor. NEC (C) Each Rapid Shutdown Switch shall NEC (D)(2)(3b) Where two sources, one a utility and the other an inverter, are located at opposite a permanent warning label shall be applied to the distribution equipment NEC (D)(3-4) Equipment containing overcurrent devices in circuits supplying power to a busbar or conductor NFPA (C) Same as NEC but includes 2012 NFPA Arc Flash requirements. OSHA (f)(7) Warning tags are used to represent a as "PHOTOVOLTAIC SYSTEM EQUIPPED WITH RAPID SHUTDOWN" using white letters that are 3/8" tall on a red NEC with NEC or equivalent wording. sources. 27

3 solar are designed to help contractors quickly label electrical panels, boxes and Flexibility to label and print the way you want, when you want. Solar Labels HellermannTyton provides you with all the label options you need for code-compliant photovoltaic labeling. Choose from a Printing Systems With a choice in printing options, HellermannTyton provides you with the power to choose when and where TagPrint Pro Software The latest version of our popular opensystem label creation software makes proper PV labeling easier than ever. labeling, we offer variable print label options with a partially printed template. Or, you can choose to print your own labels using printable continuous vinyl label rolls with our TagPrint Pro label template software and your choice of printer. portable enough to take to the job site and powerful enough to quickly create all the PV labels you need. thermal transfer printer to create labels quickly and easily. Simply select a pre-saved label template or easily customize your own labels. There is no other label creation software solution like it on the market! Tap into NEC Code Compliance. Xpress Solar 2 28

4 Solar Energy Solutions HellermannTyton pre-printed solar installation labels have a special adhesive for use on both enamel and powder coat paint surfaces. Labels are printed with UV stable ink that is covered by ÉßÎÒ ÒÙ ÜËßÔ ÐÑÉÛÎ ÍÑËÎÝÛ ÍÛÝÑÒÜ ÍÑËÎÝÛ Í ÐØÑÌÑÊÑÔÌß Ý ÍÇÍÌÛÓ Operating Temperature Min. Application Temp. Liner Article No. Part No. Type Description Width Height Qty. (Per Roll) Type WESHLBL WESHLBLDC WGCME WARNING - GROUNDED CONDUCTORS MAY BE ENERGIZED WDCCU WARNING - DC CONDUCTORS MAY BE ENERGIZED WTOPVLBL WDPSLBL WARNING - DUAL POWER SOURCE BIPOLARPV WARNING- BIPOLAR PHOTOVOLTAIC ARRAY IOCOD WARNING - INVERTER OUTPUT CONNECTION 29

5 Solar Energy Solutions HellermannTyton makes it easier than ever for solar installers to meet PV labeling codes. Solar Label Convenience Packs allow installers to quickly and economically purchase high quality pre-printed NEC scale solar installations and independent contractors, Solar Label Convenience Packs are available in HellermannTyton s most popular labels. For enhanced durability, clear laminate overlay labels are also available in a convenience pack. Article No. / Part No. Type Description Labels Per Pack Width Length 50/ Cross in. mm in. mm Reference Label Solar Label, Warning - Dual Power Source Label, Vinyl, Orange/White ÉßÎÒ ÒÙ ÜËßÔ ÐÑÉÛÎ ÍÑËÎÝÛ ÍÛÝÑÒÜ ÍÑËÎÝÛ Í ÐØÑÌÑÊÑÔÌß Ý ÍÇÍÌÛÓ Solar Label, Warning - Electrical Shock Hazard Label w/dc, VInyl, Orange/White Solar Label, Warning - Electrical Shock Hazard Label, Vinyl, Orange/White Solar Label, Warning- Grounded Conductors Energized Label, Vinyl, Orange/White Solar Label, Warning - Turn Off PV Label, Vinyl, Orange/White Solar Label, Caution - PV System Backfed Label, Vinyl, Yellow/White Solar Label, Warning - DC Conductors Energized Label, Vinyl, Orange/White Solar Label, Warning - Inverter Output Connection Label, Vinyl, Orange/White Solar Label, Warning - Bipolar PV Array Label, Vinyl, Orange/White Solar Label, Vinyl, Orange/White

6 S o l ar E n ergy Solutions Article No. / Part No. Type Description Labels Per Pack Width Length 50/ Cross in. mm in. mm Reference Label MAIN PV DISCONNECT, Red 5.5 DO NOT DISCONNECT UNDER LOAD, Red SOLAR DISCONNECT, Red WARNING: PHOTOVOLTAIC POWER SOURCE, Red MAIN PV AC DISCONNECT, Red 5.5 Photovoltaic System with Rapid Shutdown, Red 5.5 Caution - Solar Electric System Connected, Yellow Caution - Solar Circuit, Yellow Solar Label UV Laminate Label, Clear

7 Solar Energy Solutions HellermannTyton pre-printed Metal Solar Placards are 25 OUTDOOR R Y E AR A T D E Authority Having Jurisdiction (AHJ) Adhesive Operating Temperature Rating Min. Application Temperature Anodized Aluminum (AA) Permanent Acrylic Adhesive 25 Year Outdoor Rated Placards shown are not to scale. É ¼ É Ø» ¹ Ø Ð Ò±ò Ì» Ü» ½ ±² ² ø³³ ² ø³³ е¹ò Ï ò е¹ò Ì» WDPSLBLM5 WESHLBLDCM5 WESHLBLM5 WGCMEM5 WDCCUM5 "WARNING - GROUNDED CONDUCTORS ENERGIZED", "WARNING - DC CONDUCTORS MAY BE ENERGIZED", WTOPVLBLM5 Orange/Silver BIPOLARPVM5 Orange/Silver IOCODM5 MPVSDM5 MPVACDISM

8 S o l ar E n ergy Solutions individual installation, like voltage data. Made of the same durable material as pre-printed Metal Solar Placards, HellermannTyton offers two styles of variable placards: hand-writable and engravable. Both hand-writable and engravable placards are designed to meet industry codes. Hand-writable placards feature a silver variable data area that can be marked using an industrial paint pen. Engravable placards have a black area that can be engraved using standard engraving equipment. HAND-WRITABLE ÐØÑÌÑÊÑÔÌß Ý ÍÇÍÌÛÓ ÜÝ Ü ÍÝÑÒÒÛÝÌ ÑÐÛÎßÌ ÒÙ ÝËÎÎÛÒÌæ ÑÐÛÎßÌ ÒÙ ÊÑÔÌßÙÛæ ÓßÈ ÓËÓ ÍÇÍÌÛÓ ÊÑÔÌßÙÛæ ÍØÑÎÌ Ý ÎÝË Ì ÝËÎÎÛÒÌæ Adhesive Operating Temperature Rating Min. Application Temperature 25 OUTDOOR Y E AR Anodized Aluminum (AA) Permanent Acrylic Adhesive 25 Year Outdoor Rated R A T D E Paint Pen ÐØÑÌÑÊÑÔÌß Ý ÍÇÍÌÛÓ ÜÝ Ü ÍÝÑÒÒÛÝÌ ENGRAVABLE ÑÐÛÎßÌ ÒÙ ÝËÎÎÛÒÌæ ÑÐÛÎßÌ ÒÙ ÊÑÔÌßÙÛæ ÓßÈ ÓËÓ ÍÇÍÌÛÓ ÊÑÔÌßÙÛæ ÍØÑÎÌ Ý ÎÝË Ì ÝËÎÎÛÒÌæ Placards shown are not to scale. É ¼ É Ø» ¹ Ø Ðµ¹ò е¹ò Ð Ò±ò Ì» Ü» ½ ±² ² ø³³ ² ø³³ Ï ò Ì» HAND-WRITABLE ACDISCTM5 DCDISCTM5 PVACDISM5 DCRATINGM5 ENGRAVABLE ACDISCTM5ENG DCDISCTM5ENG PVACDISM5ENG DCRATINGM5ENG Engravable Blank Metal Placard Engravable Blank Metal Placard Engravable Blank Metal Placard with Warning header 33

9 HellermannTyton pre-printed solar installation labels have a special adhesive for use on both enamel and powder coat paint surfaces. Labels are printed with UV stable ink that is covered by a UV stable laminate. Labels meet the require-. Operating Temperature Min. Application Temp. Liner Article No. Part No. Type Description Width Height Qty. (Per Roll) Type WESHLBL WESHLBLDC WGCME WARNING - GROUNDED CONDUCTORS MAY BE ENERGIZED WDCCU WARNING - DC CONDUCTORS MAY BE ENERGIZED WTOPVLBL WDPSLBL WARNING - DUAL POWER SOURCE

10 Solar Energy Solutions Operating Temperature Min. Application Temp Liner Article No. Part No. Type Description Width Height Qty. (Per Roll) Type DNDCUL DO NOT DISCONNECT UNDER LOAD CSESC CAUTION - SOLAR ELECTRIC SYSTEM CONNECTED CSCIBL CAUTION - SOLAR CIRCUIT SOLARD SOLAR DISCONNECT MPVSD MAIN PHOTOVOLTAIC SYSTEM DISCONNECT MPVACDIS MAIN PHOTOVOLTAIC SYSTEM AC DISCONNECT PSEWRS PHOTOVOLTAIC SYSTEM EQUIPPED WITH RAPID SHUTDOWN PVPSR WARNING: PHOTOVOLTAIC POWER SOURCE HellermannTyton makes it easy to pass inspection. 35

11 These photovoltaic caution and power source markers are pre-printed, non-adhesive, Vinyl Operating Temperature Article No. Part No. Type Description Width Height Qty. Type CAUTION - SOLAR CIRCUIT for use on.25 OD PV Cables WARNING: PHOTOVOLTAIC POWER SOURCE for use on.25 OD PV Cables WARNING: PHOTOVOLTAIC POWER SOURCE for EMT conduits Association of Electrical Inspectors (IAEI), HellermannTyton offers an aluminum and vinyl label designed for use on almost any type of roof shingle. Mount via a pre-cut aluminum plate with aluminum clips (both supplied with label) to standard tar shingles, or bend, shape and fasten with construction adhesive or grommet screws Operating Temp. Min. Application Temp. Liner Article No. Part No. Type Description Width Height Qty. Type PVPSRTM PHOTOVOLTAIC POWER SOURCE

12 Solar Energy Solutions Variable Print Photovoltaic Labeling methods for printing photovoltaic labels. Nothing could be easier than opening and printing a pre-saved label template using TagPrint Xpress Solar mobile app. While you can use pre-printed labels for most PV labeling requirements, some information will require the use of variable print or blank, print-on-demand labels. Variable data labels are designed to ease are unique to each installation. Method 1 thermal transfer printers and pre-printed 2 transfer printers and red continuous vinyl Beginning Label Printer System ÎßÌÛÜ ÓßÈ ÐÑÉÛÎóÐÑ ÒÌ ÝËÎÎÛÒÌæ ééòè ßÜÝ Final Label N/A ÎßÌÛÜ ÓßÈ ÐÑÉÛÎóÐÑ ÒÌ ÊÑÔÌßÙÛæ ìïéòî ÊÜÝ ÓßÈ ÓËÓ ÍÇÍÌÛÓ ÊÑÔÌßÙÛæ ÓßÈ ÓËÓ Ý ÎÝË Ì ÝËÎÎÛÒÌæ ÓßÈ ÎßÌÛ ÑËÌÐËÌ ÝËÎÎÛÒÌ ÑÚ ÌØÛ ÝØßÎÙÛ ÝÑÒÌÎÑÔÔÛÎ Ú ÒÍÌßÔÔÛÜæ ëêê ÊÜÝ ïîèòè ßÜÝ Òñß Additional Requirements or TagPrint Xpress Solar app or TagPrint Xpress Solar app 37

13 Designed with cross-laminated UV stable materials, these variable print solar installation labels are designed to accept printing from any standard thermal transfer printer using a resin-based ink ribbon for the best durability. Print your voltage information directly on the label and then laminate with an optional clear acrylic laminate material for added protection. These labels can be used to print disconnecting means and breaker series directly on the labels for a more professional result and a smoother inspection process.. Operating Temperature Min. Application Temp. Liner TT230SMC Article No. Part No. Type Description Width Height Qty. (Per Roll) Type DC MODULE LABEL ACRATING DCRATING DC RATING LABEL PVACDIS PV AC DISCONNECT RATING ACDISCT PHOTOVOLTAIC - AC DISCONNECT DCDISCT PHOTOVOLTAIC - DC DISCONNECT AC MODULE LABEL CLEAR LAMINATE, UV STABLE