{"id":91998,"date":"2025-11-25T19:55:49","date_gmt":"2025-11-25T19:55:49","guid":{"rendered":"https:\/\/electrosphere.pl\/pf-441-automatic-phase-switch-16a-4m-3x230vn\/"},"modified":"2026-03-23T11:54:17","modified_gmt":"2026-03-23T11:54:17","slug":"pf-441-automatic-phase-switch-16a-4m-3x230vn","status":"publish","type":"product","link":"https:\/\/electrosphere.pl\/en\/pf-441-automatic-phase-switch-16a-4m-3x230vn\/","title":{"rendered":"PF-441 AUTOMATIC PHASE SWITCH 16A 4M 3X230V+N"},"content":{"rendered":"<h2>PF-441 AUTOMATIC PHASE SWITCH 16A 4M 3X230V+N<\/h2>\n<p>The PF-441 automatic phase switch ensures reliable power supply for single-phase receivers, responding to drops and phase loss.<\/p>\n<h3>Application<\/h3>\n<p>The device is designed to work with contactors, providing stability and safety of power supply through automatic switching in case of phase irregularities.<\/p>\n<h3>Technical Data<\/h3>\n<ul>\n<li>Supply voltage: 3\u00d7230 V+N<\/li>\n<li>Compatibility with generators: YES<\/li>\n<li>Hysteresis: 5 V<\/li>\n<li>Voltage measurement error: \u00b11%<\/li>\n<li>Switching time: 0.5\u00f70.8 s<\/li>\n<li>Maximum load current: 16 A<\/li>\n<li>Lower activation threshold: 195 V<\/li>\n<li>Upper activation threshold: 250 V<\/li>\n<li>Connection: screw terminals 4.0 mm\u00b2<\/li>\n<li>Tightening torque: 0.5 Nm<\/li>\n<li>Power consumption: \u2264 1 W<\/li>\n<li>Operating temperature range: -25 \u00f7 50 \u00b0C<\/li>\n<li>Dimensions: 4 modules (70 mm)<\/li>\n<li>Mounting: on a 35 mm rail<\/li>\n<li>Protection degree: IP20<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>PF-441 AUTOMATIC PHASE SWITCH 16A 4M 3X230V+N The PF-441 automatic phase switch ensures reliable power supply for single-phase receivers, responding 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