{"id":269,"date":"2013-05-26T01:42:33","date_gmt":"2013-05-26T01:42:33","guid":{"rendered":"http:\/\/www.extremeelectronics.co.uk\/hvexperiments\/?p=269"},"modified":"2025-07-17T16:36:00","modified_gmt":"2025-07-17T16:36:00","slug":"pole-pig-diatribution-transformer","status":"publish","type":"post","link":"http:\/\/www.extremeelectronics.co.uk\/hvexperiments\/pole-pig-diatribution-transformer\/","title":{"rendered":"Pole Pig (distribution transformer)"},"content":{"rendered":"\n<p>Pole pigs or distribution transformers are large transformers used in the supply of electricity to homes and industry.<\/p>\n\n\n\n<p>They can be used to step up mains voltage to distribution potentials (15KV or so) and are rated to large currents (15-50A at the mains side).&nbsp; For Tesla coil use they need to be current limited, this is usually done with a large choke in the supply.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/www.extremeelectronics.co.uk\/hvexperiments\/wp-content\/uploads\/2013\/05\/polepig.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"200\" height=\"133\" src=\"http:\/\/www.extremeelectronics.co.uk\/hvexperiments\/wp-content\/uploads\/2013\/05\/polepig.jpg\" alt=\"polepig\" class=\"wp-image-512\"\/><\/a><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Although very robust they are very heavy.<\/p>\n\n\n\n<p><span style=\"color: #ff0000;\">The output from a distribution transformer is LETHAL<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pole pigs or distribution transformers are large transformers used in the supply of electricity to homes and industry. They can be used to step up mains voltage to distribution potentials (15KV or so) and are rated to large currents (15-50A at the mains side).&nbsp; For Tesla coil use they need to be current limited, this is usually done with a large choke in the supply. Although very robust they are very heavy. The output from a distribution transformer is LETHAL<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-269","post","type-post","status-publish","format-standard","hentry","category-high-voltage-sources"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Pole Pig (distribution transformer) - High Voltage Experiments<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/www.extremeelectronics.co.uk\/hvexperiments\/pole-pig-diatribution-transformer\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pole Pig (distribution transformer) - High Voltage Experiments\" \/>\n<meta property=\"og:description\" content=\"Pole pigs or distribution transformers are large transformers used in the supply of electricity to homes and industry. They can be used to step up mains voltage to distribution potentials (15KV or so) and are rated to large currents (15-50A at the mains side).&nbsp; For Tesla coil use they need to be current limited, this is usually done with a large choke in the supply. Although very robust they are very heavy. The output from a distribution transformer is LETHAL\" \/>\n<meta property=\"og:url\" content=\"http:\/\/www.extremeelectronics.co.uk\/hvexperiments\/pole-pig-diatribution-transformer\/\" \/>\n<meta property=\"og:site_name\" content=\"High Voltage Experiments\" \/>\n<meta property=\"article:published_time\" content=\"2013-05-26T01:42:33+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-17T16:36:00+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/www.extremeelectronics.co.uk\/hvexperiments\/wp-content\/uploads\/2013\/05\/polepig.jpg\" \/>\n<meta name=\"author\" content=\"EEadmin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"EEadmin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"http:\/\/www.extremeelectronics.co.uk\/hvexperiments\/pole-pig-diatribution-transformer\/\",\"url\":\"http:\/\/www.extremeelectronics.co.uk\/hvexperiments\/pole-pig-diatribution-transformer\/\",\"name\":\"Pole Pig (distribution transformer) - 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