{"id":94515,"date":"2025-11-25T18:58:41","date_gmt":"2025-11-25T18:58:41","guid":{"rendered":"https:\/\/electrosphere.pl\/fr303-isolating-switch-modular-40a-3z-3p-3m-400v-ac\/"},"modified":"2026-04-03T07:42:45","modified_gmt":"2026-04-03T07:42:45","slug":"fr303-isolating-switch-modular-40a-3z-3p-3m-400v-ac","status":"publish","type":"product","link":"https:\/\/electrosphere.pl\/en\/fr303-isolating-switch-modular-40a-3z-3p-3m-400v-ac\/","title":{"rendered":"FR303 ISOLATING SWITCH MODULAR 40A 3Z 3P 3M 400V AC"},"content":{"rendered":"<h2>FR303 ISOLATING SWITCH MODULAR 40A 3Z 3P 3M 400V AC<\/h2>\n<p>The FR303 isolating switch is a high-quality product with great reliability and efficiency. Ideal for applications in facilities requiring effective electrical isolation.<\/p>\n<h3>Application<\/h3>\n<p>FR 300 isolating switches are designed for use in facilities where electrical isolation and user safety are required. They perform excellently in power systems and industrial applications.<\/p>\n<h3>Technical Data<\/h3>\n<ul>\n<li>Operating category: AC 23 A according to IEC 60947-3 (AC 22 A for rated current 125 A)<\/li>\n<li>Short-circuit withstand strength: up to 10 kA<\/li>\n<li>Type: Three-pole<\/li>\n<li>Rated voltage: 400 V~<\/li>\n<li>Rated current: 40 A<\/li>\n<li>Width in modules: 17.5 mm (3 modules)<\/li>\n<li>Mounting: on TH35 rail<\/li>\n<li>Connection options: comb busbars or pin busbars<\/li>\n<li>Operating lever: in gray color<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>FR303 ISOLATING SWITCH MODULAR 40A 3Z 3P 3M 400V AC The FR303 isolating switch is a high-quality product with great 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ISOLATING SWITCH MODULAR 40A 3Z 3P 3M 400V AC The FR303 isolating switch is a high-quality product with great 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