{"id":918,"date":"2026-05-05T21:14:46","date_gmt":"2026-05-05T13:14:46","guid":{"rendered":"https:\/\/powerquality.sg\/wordpress\/?p=918"},"modified":"2026-05-05T23:13:39","modified_gmt":"2026-05-05T15:13:39","slug":"voltage-dip-05-05-2026-1214pm","status":"publish","type":"post","link":"https:\/\/powerquality.sg\/wordpress\/?p=918","title":{"rendered":"Voltage Dip 05\/05\/2026 12:14PM"},"content":{"rendered":"\n

During lunchtime today, a shallow dip was recorded at my home’s PQUBE3 (+ PQ-Box 50) and at a shopping mall in Jurong East. <\/p>\n\n\n\n

Considering that it takes at least an 8-minute drive from my home to the mall, it was probably a 3-phase transmission level fault (i.e home and mall do not share the same 22kV distribution network). <\/p>\n\n\n\n

Or a high magnitude fault in an adjacent 22kV network to the mall and my home (connected via the 66kV network path). <\/p>\n\n\n\n

\"\"<\/a>
Home’s PQUBE3<\/figcaption><\/figure>\n\n\n\n
\"\"<\/a>
PQ-Box 50 (under test – in home office)<\/figcaption><\/figure>\n\n\n\n
\"\"<\/a>
Voltage Trend at a Mall’s Riser (via Dranetz EP1)<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"

During lunchtime today, a shallow dip was recorded at my home’s PQUBE3 (+ PQ-Box 50) and at a shopping mall in Jurong East. Considering that it takes at least an 8-minute drive from my home to the mall, it was probably a 3-phase transmission level fault (i.e home and mall do not share the same […]<\/p>\n","protected":false},"author":1,"featured_media":204,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_newsletter_tier_id":0,"jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[13,10],"tags":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/powerquality.sg\/wordpress\/wp-content\/uploads\/2014\/03\/fig1-definition.png","jetpack_shortlink":"https:\/\/wp.me\/p41TEZ-eO","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/powerquality.sg\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/918"}],"collection":[{"href":"https:\/\/powerquality.sg\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/powerquality.sg\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/powerquality.sg\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/powerquality.sg\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=918"}],"version-history":[{"count":6,"href":"https:\/\/powerquality.sg\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/918\/revisions"}],"predecessor-version":[{"id":930,"href":"https:\/\/powerquality.sg\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/918\/revisions\/930"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/powerquality.sg\/wordpress\/index.php?rest_route=\/wp\/v2\/media\/204"}],"wp:attachment":[{"href":"https:\/\/powerquality.sg\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=918"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/powerquality.sg\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=918"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/powerquality.sg\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=918"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}