{"id":74569,"date":"2025-11-26T11:07:55","date_gmt":"2025-11-26T11:07:55","guid":{"rendered":"https:\/\/electrosphere.pl\/tkf-12-phase-sequence-tester\/"},"modified":"2026-03-05T09:24:14","modified_gmt":"2026-03-05T09:24:14","slug":"tkf-12-phase-sequence-tester","status":"publish","type":"product","link":"https:\/\/electrosphere.pl\/en\/tkf-12-phase-sequence-tester\/","title":{"rendered":"TKF-12 PHASE SEQUENCE TESTER"},"content":{"rendered":"<h2>TKF-12 PHASE SEQUENCE TESTER<\/h2>\n<p>The ergonomic Sonel TKF-12 phase sequence tester is a proven measuring tool primarily designed for monitoring 3-phase electrical installations.<\/p>\n<h3>Application<\/h3>\n<p>The phase rotation tester indicates correct or incorrect connections and also displays the symmetry of voltages across the individual phases. The device is suitable for operation within a wide range of phase-to-phase voltages (operating range from 120 to 690 V, frequency from 10 to 70 Hz) in distribution circuits.<\/p>\n<h3>Technical Specifications<\/h3>\n<ul>\n<li>indication of phase sequence in networks with voltages of 160&#8230;690 V AC<\/li>\n<li>operation in networks with a frequency of 10&#8230;70 Hz<\/li>\n<li>visual indication of voltage presence<\/li>\n<li>wired indication of motor rotation direction<\/li>\n<li>nominal phase-to-phase voltage range: 160&#8230;690 V AC<\/li>\n<li>maximum operating phase-to-phase voltage: 760 V AC<\/li>\n<li>frequency range: 10&#8230;70 Hz<\/li>\n<li>operating temperature: -10&#8230;+45\u00b0C<\/li>\n<li>storage temperature: -20&#8230;+60\u00b0C<\/li>\n<li>operating humidity: 20&#8230;80%<\/li>\n<li>tester power supply: from the tested network for up to 15 min at maximum voltage<\/li>\n<li>measurement category according to PN-EN 61010 and PN-EN 61557: CAT III 600 V<\/li>\n<li>type of insulation: double according to PN-EN 61010-1<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>TKF-12 PHASE SEQUENCE TESTER The ergonomic Sonel TKF-12 phase sequence tester is a proven measuring tool primarily designed for monitoring 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PHASE SEQUENCE TESTER The ergonomic Sonel TKF-12 phase sequence tester is a proven measuring tool primarily designed for monitoring 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