7.13.2.5 . "If the doors of perception were cleansed everything would appear to man as it is, Infinite. 250.104 (B) is the code on bonding metal gas piping. NFPA 70, National Electrical Code (NEC) (2020) System Grounding and Bonding Considerations Live Virtual Training The National Electrical Code® (NEC®) (2020) Grounding and Bonding Considerations Live Virtual Training presents a unique opportunity to practice in an interactive online environment based on a scenario in a real-world setting. However, … Where installed in or attached to a building or structure, metal piping system(s), including gas piping, that is likely to 7.13.2), and referenced in the 2011 NFPA 70 National … Direct Electrical Ground Bonding of Standard Yellow CSST is required to the building's grounding conductor system using 6 AWG copper or larger is required for "standard yellow CSST" and must comply with the U.S. National Electrical Code (NEC), NFPA 70, and in … The location of the bonding clamp on the gas piping system must be selected so as to comply with the maximum allowable conductor length. Devices used for the bonding connection shall be listed for the application in accordance with UL 467, Grounding and Bonding Equipment. B.Bonding of the fuel gas system in accordance with the National Fuel Gas Code NFPA 54/ANSI Z223. Bonding/grounding clamps shall be installed in accordance with its listing per UL 467 and shall make. The bonding conductor shall be installed and protected in accordance with the National Electrical Code, NFPA 70, (NEC) and Canadian Electrical Code CSA-C22.1 (CEC). 6 AWG minimum green insulated grounding conductor from main building grounding electrode system to each service … Electricians, see current manufacturer's instructions for proper bonding and grounding of yellow CSST: 2011 National Electric Code, NFPA 70 Sec 250.104. 7.13.3* Prohibited Use. Saving the world, one backstabbed receptacle at a time. %PDF-1.3 %���� This is a copy from the Wardflex site on CSST bonding. (Do not attach clamp to CSST) FlashShield™ is to be bonded in accordance with the National Electrical Code NFPA 70 Article 250.104 in the same manner as the minimum requirements for rigid metal piping. �v콨�vz���a���B��#��� �b ȰY}/ڡ��v�K'�P�'0#���~�� 9�{&�x�9fl,�A+�Ͳ(�D�sx��|�4*i�/��r����:����� ��i���w��f�R�s�GY���>�6@!5��dK�BD For a better experience, please enable JavaScript in your browser before proceeding. and proper grounding/bonding practices can considerably improve the resistance of CSST gas piping systems to the lightning strike hazard. NFPA 70 National Electrical Code and NFPA 54 National Fuel Gas Code require grounding and bonding for above ground gas piping systems that may become electrically energized, such as … The bonding jumper shall connect to a metallic pipe or fitting between the point of delivery and the first downstream CSST fitting. We will send our licensed electricians to make sure that your home is properly bonded and completely safe. The newer versions like Counterstrike don't seem to have the same issues as the yellow clad CSST. The revised edition of the same codebook has been reworded to say the following: "7.13.2.1 The bonding jumper shall connect to a metallic pipe, pipe fitting, or CSST fitting." Grounding connections shall be made at locations as specified in the design documents. Once there, click on the “free access” tab and select the applicable year of NFPA 70 (National Electrical code). protected in accordance with the National Electrical Code, NFPA 70, (NEC) and Canadian Electrical Code CSA- C22.1 (CEC). Gas piping other than CSST shall be considered to be bonded when it is connected to appliances that are connected to the appliance grounding conductor of the circuit supplying that appliance. Gas piping systems that contain one or more segments of CSST shall be bonded in accordance with this section. electrode system must be in accordance with NFPA 70. This direct-bond is in addition to any other bonding requirements as specified by local codes If you sized it off table 250.122 #6 wouldn't #6 be fine for a 200 amp service? In other words, our relatively new code language is … The submitter See most current adopted code at this link. Come join the discussion about trade knowledge, tools, certifications, wiring, builds, scales, reviews, accessories, classifieds, and more! 2011 Code Language: 450.10 Grounding. The corrugated stainless steel portion of the gas piping shall . Bonding should include water pipe, metallic vents and flues as well as other metallic systems. JavaScript is disabled. The requirement provides The stainless steel pipe is a poor conductor of electricity and can get pin holes burned in it from a lightening strike. pipe component connected to a WARDFLEX fitting. Code (NEC) or NFPA 70 includes requirements for bonding of metallic piping systems in Article 250.104(B) and sized in accordance with Article 250.122 when using the rating of the circuit that may energize the piping system(s) and connected in accor-dance with Article 250.70. The gas piping system is required to be bonded R|~\8��?�\�v}��r�uD�?���#k9Y�6��|>V� E׊a/�k��]+��"+�X�����ؼ^�9�[5MS5V��ƺ��Jl�~�&N���~�������@���z#�J|��u���A�?���H�(x.RzL���{�|��e�\�3��2�������e�/�S�ߏÌ���q(��j'źkF:�77W��7�Ɏ�?6�Nm��#�C�c�uU]��e����m7���"m4qC�K���Հ.�g��v=g���~�!M�@궑J�I�F�=���!����ݖ]���h/G� ���W(�D݊{Ja�uSa����R��X6cߵ��-�h�2@Y��*i�~�(l��ϳ�2�Ʈ�O�Z+^ٵ@}�硃q�cS����،�.1JM&�\���m]�;�����\���'[�{��{��l�&@Ptp�L�c���x�$\���-Zm�l�\ The bonding conductor can be a solid or stranded aluminum or copper conductor. This is a copy from the Wardflex site on CSST bonding. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. The bonding conductor must be installed, protected, and connected to the grounding electrode system in accordance with the National Electrical Code, NFPA 70, and Canadian Electrical Code, CSA-C22.1. Where a lightning protection sys-tem is installed for a structure, NFPA Provisions for grounding of the electrical system and bonding other metallic systems are contained in the NEC (National Electrical Code NFPA 70) and The NFGC (National Fuel Gas Code NFPA 54). All of the existing CSST manufacturers have revised their installation instructions regarding the bonding of the CSST system to the electrical grounding system. The bonding jumper shall connect to a metallic pipe or fitting between the point of delivery and the first downstream CSST fitting. If bonding is required, a bonding clamp must be attached to the brass fitting or to a black pipe component A 4/0 to bond a gas line makes little sense. A forum community dedicated to professional electricians, contractors, and apprentices for residential and commercial work. [NFPA 54:7.13.2] Gas piping shall not be used as a … Gas piping systems that contain one or more segments of CSST shall be bonded in accordance with this section. Installation of CSST Gas Piping Systems. The minimum size bonding jumper was chosen based on the maximum size of grounding electrode conductor that is required to connect to “made” electrodes such as ground rods and plates as addressed in the NEC (NFPA 70). National Electrical Code (NFPA 70) Bonding of Piping Systems and Exposed Structural Steel (B) Other Metal Piping. NFPA 70 Article 250.104 and the National Gas Code NFPA 54, and any local requirement which may exceed the national codes. A permanent electrical connection to the earth must be made by bonding the CSST to the grounding system through the use of a bonding clamp and wire in accordance with the National Electric Code, Section 250 (NFPA 70). The TIA was proposed by the submitter as the appropriate means of protecting CSST against damage that could be caused if the system is energized due to a lightning strike. “Part V of Art. Would appreciate some clarity on CSST bonding- a number of the posts I have read are confusing to me anyway. See Informational Note #2. The NFPA 70, National Electrical Code requires all above ground metallic piping (water, gas, electrical conduits, etc.) The bonding jumper shall not be smaller than 6 AWG copper wire or equivalent. See the actual NEC text at NFPA.ORG for the complete code section. This bonding point must be in as close proximity to the electrical panel as possible; close proximity of the bonding point to the gas meter is also desirable if possible. Bonding connections shall be in accordance with NFPA 70, National Electrical Code ®. Electrical Bonding and Grounding In accordance with NFPA 70 National Electrical Code (NEC), proper bonding and grounding of gas-piping systems in a structure and the structure’s electrical system is required by a qualified electrician. Electrical Code (NEC) ANSI/NFPA 70. This direct-bond is in addition to any other For telephone, voice, data, and other communication equipment, provide No. In the event of a difference between local code and WARDFLEX® MAX electrical bonding … 2 0 obj<>stream See NFPA 70, Article 250.53 (F) Equipment bonding jumpers shall be installed in accordance with NFPA 70, Article 250.102 (E). 2011- NFPA 70 National Electric Code added CSST bonding reference; 2011 NEC code now directly refers to the bonding of CSST in section 250.104 (B) If you want to install CSST gas line or you feel that it has not been correctly bonded, then get in touch with the Volt Doctors. :thumbup: IMO, it is meant to call for a wire based on 250.66, however the way it is worded would mean the same size as your service conductors. If bonding is required, a bonding clamp must be attached to the brass fitting or to a black pipe component in the same electrically continuous gas piping system. The bonding jumper shall be not smaller than 6 AWG copper wire or equivalent. WARDFLEX® MAX is to be bonded in accordance with the National Electrical Code NFPA 70 Article 250.104 in the same manner as the minimum requirements for rigid metal piping. The specific types of grounding electrodes and acceptable methods of bonding gas piping Direct bonding of the CSST gas piping system is required for all new installations regardless of the type of connected gas appliance. 7.13.2 (This is identical to 2009 Our European codes do required that we use 16mm2* or larger for bonding purpose on CSST gaz tubings it pretty much simair to the Americian verison. metal-to-metal contact with a rigid pipe component or CSST fitting. For the record, that section of the fuel gas code equates to section 310.1.1 of the Minnesota Fuel Gas Code, which uses the 2012 International Fuel Gas Code. 4.10 Electrical Bonding of Gastite®/FlashShield™ CSST a) Unlike Gastite®, there are no additional bonding requirements for FlashShield™ imposed by the manufacturer’s installation instructions. 2011- NFPA 70 National Electric Code added CSST bonding reference; 2011 NEC code now directly refers to the bonding of CSST in section 250.104 (B) Gas Line Bonding Services in Apex, Cary, Holly Springs, and Raleigh areas. of NFPA 70®, National Electrical Code® (NEC), to specify requirements concerning the bonding of corrugated stainless steel tubing (CSST) in gas piping systems. The wire gauge for this bond must be sized, at a minimum, for the full amperage available through the, For attachment to the WARDFLEX gas piping system, bonding clamps must, be attached to the WARDFLEX brass fitting, to a steel manifold, or to a rigid. Signal and Communication Equipment: In addition to grounding and bonding required by NFPA 70, provide an additional grounding system complying with requirements in TIA/ATIS J-STD-607-A. Grounding Connections. The issue with the CSST is that it needs to be bonded where it is coupled to the steel gas line. The requirement provides an effective electrically continuous path in an effort to conduct stray Direct bonding to be performed by a person qualified to do so per local ordinances The bonding conductor shall be installed and protected in accordance with: o National Electrical Code, NFPA 70, (NEC) o Canadian Electrical Code, CSA-C22.1, (CEC) . 250 in the National Electrical Code (NEC) NFPA 70 provides the minimum requirements for bonding other metal piping systems (including metal gas piping),” Michael J. Johnston, executive director standards and safety for the National Electrical Contractors Association (NECA) and chair of the NEC Code-Making Panel 5, writes to a member of his organization. be bonded. A number 6 AWG copper bonding jumper provides an electrical path with Electrical Bonding - Flexible gas piping shall be bonded in accordance with the National Electrical Code NFPA 70 Article 250.104 and the National Gas Code NFPA 54, and any local requirement which may exceed the national codes. The requirement provides an effective electrically continuous path in an effort to conduct stray voltage/current safely to ground. Interesting info on Wardflex-- this is from their. �L=���&v�C/s��Zzn�X*�]�ӳ;-�ؙ2��*�p�}sb#����j'��66�;{H�9N�d�q�"��ںG ���=����-�'|�鷽^S4@2�VS�23�ȣ� @g�T��W�/S%pr'W_e9(ר�m4S+�R7�X�B��U~N��e1)��f���-��O�Q��Y�.Ǚd����}-~F9�4���ǥri�%��W;(J� @s���S��GWeMg���ݾN��&W�Y��p�VAĶ���h� m%M9ܛ���FD�'P�b8%�K/�Ω���ʞ��eC�OqRtO$�\�RTܗ���熐ؿ�����͕�. Is the clamp that is secured to the first csst fitting coming from the gas meter( or propane regulator) to then have the #6 copper wire run to the main service panel and attached to grounding bar in panel, or is it to go directly to agrounding rod. The current CSST bonding procedure is defined in 2009 (and 2012) NFPA 54 National Fuel Gas Code (sec. That's the language I'll use. ELECTRICAL BONDING AND GOUNDING In accordance with NFPA 70 National Electrical Code (NEC), proper bonding and grounding of gas piping systems in a structure and the structure’s electrical system is required by a qualified electrician. A. 7.13.1 Pipe and Tubing Other Than CSST. H��W�r�8��������oǹ�z�l��Ԕ34 I�)R!�x4����� E9�֖D�@w���� _�/߮}�SO�y �Yl����b�"�"���Xe~"z9-�]����B�`��c}����’_��U��Q���M��鉊\�:��(�Dfn��"��U�sG��/���7>Ll�A��nF.������0�}X�x The bonding conductor must be not longer than 75 feet (22,860 MM). BONDING WIRE BONDING CLAMP CSST FITTING. For man has closed himself up, till he sees all things thro' narrow ****** of his cavern.” William Blake. That is one way of reading those instructions, but I did not want to skew the replies. NFPA 70 [NEC] may lead to damage to the CSST system in the event of a lightning strike. • Bonding/grounding clamps shall be installed in accordance with its listing per UL 467 and shall make metal-to-metal contact with a rigid pipe component or CSST fitting. 2011 National Electric Code, NFPA 70 Sec 250.104. Where the electric service for the individual installation is more than 200 amperes, the bonding jumper size shall be determined in accordance with Table 250.66 and Sections 250.66 (A) through 250.66 (C) of NFPA 70, and shall be permanently connected to the grounding electrode system. 1. C.Bonding of all other metallic systems and exposed structural steel (ref NEC section 250.104). See Informational Note #2. BONDING WIRE BONDING CLAMP BLACK PIPE COMPONENT OR CSST STUB-OUT 4.10 ELECTRICAL BONDING AND GROUNDING In accordance with NFPA 70 National Electrical Code (NEC) proper bonding and grounding of gas-piping systems in a structure and the structure's electrical system is required by a qualified electrician. The 2009 National Fuel Gas Code, NFPA 54 Sec. Article 250 in the NEC® contains extensive coverage for the grounding and bonding of electrical and other metallic systems. Proper bonding will help reduce the possibility and/or severity of arcing between conductive systems when energized by a nearby lightning strike. Each aboveground portion of a gas piping system other than CSST that is likely to become energized shall be electrically continuous and bonded to an effective ground-fault current path. Bonding Clamp and Locations The bonding conductor must be attached to the CSST gas piping By a nearby lightning strike needs to be bonded in accordance with NFPA 70, Electrical! 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For the complete Code section would appreciate some clarity on CSST bonding the complete Code section and. Exposed Structural steel ( ref NEC section 250.104 ) holes burned in from.

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