{"id":80391,"date":"2025-11-26T08:16:36","date_gmt":"2025-11-26T08:16:36","guid":{"rendered":"https:\/\/electrosphere.pl\/efi-4-100a-100ma-ac-rccb-100a-4p-4m-100ma-ac-10ka\/"},"modified":"2026-03-13T13:37:41","modified_gmt":"2026-03-13T13:37:41","slug":"efi-4-100a-100ma-ac-rccb-100a-4p-4m-100ma-ac-10ka","status":"publish","type":"product","link":"https:\/\/electrosphere.pl\/en\/efi-4-100a-100ma-ac-rccb-100a-4p-4m-100ma-ac-10ka\/","title":{"rendered":"EFI-4 100A\/ 100MA\/AC RCCB 100A 4P 4M 100MA AC 10KA"},"content":{"rendered":"<h2>EFI-4 100A\/ 100MA\/AC Residual Current Circuit Breaker<\/h2>\n<p>The EFI-4 100A 4P 100mA AC 10kA residual current circuit breaker is a reliable device that protects against electric shock and fires related to insulation damage. Ideal for installation in various electrical networks.<\/p>\n<h3>Application<\/h3>\n<p>Residual current circuit breakers are widely used in TN-S, TN-C-S, TT, and IT networks, where they protect both people and equipment from the dangers associated with electricity. They also serve for fire protection and in installations requiring high short-circuit resistance.<\/p>\n<h3>Technical Data<\/h3>\n<ul>\n<li>Catalog number: 002062153<\/li>\n<li>Article symbol: EFI-4 AC 100\/0.1<\/li>\n<li>Class name: Residual current circuit breaker<\/li>\n<li>Rated residual current: 100 mA<\/li>\n<li>Rated current: 100 A<\/li>\n<li>Type: AC<\/li>\n<li>Conditional short-circuit resistance: 10 kA<\/li>\n<li>Rated AC voltage: 400 V<\/li>\n<li>Rated frequency: 50\/60 Hz<\/li>\n<li>Tripping time: instantaneous<\/li>\n<li>Ambient temperature: -25 to 55 \u00b0C<\/li>\n<li>Number of poles: 4<\/li>\n<li>Wire connection capacity: 1 &#8211; 35 mm\u00b2<\/li>\n<li>Neutral pole side: right<\/li>\n<li>Degree of protection: IP20<\/li>\n<li>Function: RCCB<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>EFI-4 100A\/ 100MA\/AC Residual Current Circuit Breaker The EFI-4 100A 4P 100mA AC 10kA residual current circuit breaker is a 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