3-ft clearance required Less than 3-ft permitted. 0000009500 00000 n A series of bollards located around the transformer, spaced no greater than 54 on center, and located 36 away from transformer are required. Section 4.10 Required Vegetation Clearances (PDF, 5.3 MB) Tree Planting Matrix Tables (PDF, 5.3 MB) . where live parts are exposed. A. 9. Get monthly updates from Schneider Electric delivered right to your inbox. We empower all to make the most of their energy and resources, ensuring Life Is On everywhere, for everyone, at every moment. 0000051585 00000 n Normally it applies to switchboards and panels. /~c,2?PaA ?OZ>s-oCxiw/Ki:Sx@}/nB P. Telltale signs of inadequate electrical products include: missing or poor-quality labels, out-of-date product codes, and absence of, or 0000090529 00000 n The CPUC action also requires that design and installation of any above ground equipment shall comply with SCE's Distribution Manuals, Above-Ground Equipment Aesthetics Improvement Manual (AIM), land use laws and local ordinances; however, these ordinances cannot effectively or indirectly require undergrounding of such equipment. /Length 87998 First, a transformer must be installed with the front (doors) facing away from the building, with no balconies or overhangs above. !{?9@;|V $ O>Oa]pk~-bgkP1yq5x x]?S-+)f1I8zM] ZWdj)X`[fQ 9mSk#H #-rn8a;{ +-]Nt`lQNf8J DE All dry-type transformers depend upon the circulation of air for cooling; therefore, it is important that the flow of air around a transformer not be impeded. Self-contained (not transformer-rated). 11235-E San Diego Gas & Electric Company San Diego, California Canceling Original Cal. 0000005853 00000 n 2.The clearances in these tables are the absolute minimums required by code. Often for aesthetic reasons the transformers are located remote from the building, but due to costs associated with the secondary conductors, a transformer may be mounted close to a building. %%EOF 4. See Document 051122 for the clearances to building walls. It is best to hire an expert when calculating such levels of distance. What is the minimum clearance requirement for EX transformers? 0000051821 00000 n It looks like you are located in the United States, would you like to change your location? 0000005988 00000 n 0000050051 00000 n To receive a TS/SCI clearance, follow these steps: 1. It is important to understand the clearance requirements specified in Rule 68-054 are harmonized with Canadian Standards Association (CSA) standard C22.3 No. 0000009770 00000 n Product Safety Notice: QO Plug-On-Neutral Load Center. ' (2%pQq~f6 ATKf1?eEb?YKf%PO@XdC6n&]w"c#8H"*u^{2zKD5hd 38Iot^VEj E;3,,:KXL?Uia{Z>n|z)Y1Ue>7M;+cW"aEB[bVAu6h ,2L*mteyroa?\UIIN4CH\qnfW'u)XkpQ> O9%epc+mLzl&hk'DqXiuZk5Y'O+(0Xi3?jFF^Z)%yH+4,\ex]lY,q." Nn%jZ/wsdq0W"M0L8/BZVAXVNMq}_AgQ$-N:+# This article will define some of the requirements for clearances around a transformer, as well requirements for protecting a transformer from vehicular traffic. /Type /Catalog 0 0000000017 00000 n 0000010447 00000 n May 13, 2009. <> /Contents 190 0 R SCE's Findings at Customer Owned MHP Systems Prohibited Transformer location Inside pool equipment room Inaccessible Safety Concerns Violates SCE Construction Standards Violates NEC Standards 8' clearance required on primary side of transformer 36" clearance from a combustible wall8 Clearance Issues 0000009905 00000 n 184 0 obj <> endobj Thank you for helping keep Eng-Tips Forums free from inappropriate posts.The Eng-Tips staff will check this out and take appropriate action. Many buildings are located in developments, or on sites with underground electrical and tele/data/cable utilities. In addition, applications for underground equipment on private property will no longer be accepted. transformer (retrofitting) or replacement of the fluid only (retrofilling) . 0000014929 00000 n 0000014123 00000 n [CDATA[// >