{"id":82756,"date":"2025-11-25T23:47:48","date_gmt":"2025-11-25T23:47:48","guid":{"rendered":"https:\/\/electrosphere.pl\/hnc-40-4-003-a-40a-30ma-a-residual-current-circuit-breaker-40a-4p-4m-30ma-a-6ka\/"},"modified":"2026-04-03T07:40:55","modified_gmt":"2026-04-03T07:40:55","slug":"hnc-40-4-003-a-40a-30ma-a-residual-current-circuit-breaker-40a-4p-4m-30ma-a-6ka","status":"publish","type":"product","link":"https:\/\/electrosphere.pl\/en\/hnc-40-4-003-a-40a-30ma-a-residual-current-circuit-breaker-40a-4p-4m-30ma-a-6ka\/","title":{"rendered":"HNC-40\/4\/003-A 40A\/30MA\/A RESIDUAL CURRENT CIRCUIT BREAKER 40A 4P 4M 30MA A 6KA"},"content":{"rendered":"<h2>HNC-40\/4\/003-A<\/h2>\n<p>The EATON HNC-40\/4\/003-A residual current circuit breaker is an advanced device designed to protect people and equipment in three-phase electrical installations.<\/p>\n<h3>Application<\/h3>\n<p>The circuit breaker is designed for installations in residential buildings and industrial facilities, where protection against electric shock is crucial. It operates by monitoring the flow of current and automatically disconnecting the power supply in case of detecting a dangerous leakage.<\/p>\n<h3>Technical Data<\/h3>\n<ul>\n<li>Model: <b>HNC-40\/4\/003-A<\/b><\/li>\n<li>Degree of protection (IP): <b>IP20<\/b><\/li>\n<li>Rated residual current [A]: <b>0.03<\/b><\/li>\n<li>Installation depth [mm]: <b>69.5<\/b><\/li>\n<li>Rated short-circuit capacity [kA]: <b>0.5<\/b><\/li>\n<li>Width expressed in number of modules: <b>4<\/b><\/li>\n<li>Housing dimension (according to DIN 43880): <b>1<\/b><\/li>\n<li>Mounting method: <b>DIN rail<\/b><\/li>\n<li>Sensitivity: <b>A<\/b><\/li>\n<li>Number of poles: <b>4<\/b><\/li>\n<li>Rated current [A]: <b>40<\/b><\/li>\n<li>Surge current resistance [kA]: <b>0.25<\/b><\/li>\n<li>Short-circuit strength (Icw) [kA]: <b>6<\/b><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>HNC-40\/4\/003-A The EATON HNC-40\/4\/003-A residual current circuit breaker is an advanced device designed to protect people and equipment in three-phase 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