{"product_id":"hima-eta8345-30a-h7201-panel-mount-circuit-breaker","title":"HIMA ETA8345 30A H7201 Panel Mount Circuit Breaker","description":"\u003ch2\u003eHIMA ETA8345 30A H7201 Hydraulic-Magnetic Circuit Breaker\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHIMA ETA8345 30A H7201\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eETA8345\u003c\/strong\u003e Hydraulic-Magnetic Circuit Breaker, operates as a dedicated hardware component for temperature-independent overcurrent protection within HIMA safety system power distribution networks.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eETA8345 30A H7201\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHIMA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComponent Type\u003c\/td\u003e\n\u003ctd\u003eHydraulic-Magnetic Circuit Breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Current\u003c\/td\u003e\n\u003ctd\u003e30 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003eUp to 240 VDC \/ 277-480 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrip Mechanism\u003c\/td\u003e\n\u003ctd\u003eHydraulic-magnetic, trip-free toggle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Style\u003c\/td\u003e\n\u003ctd\u003ePanel Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePole Configuration\u003c\/td\u003e\n\u003ctd\u003eSingle or Double Pole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e12 cm x 18 cm x 14.4 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive Component (Internal coil sensing resistance)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCE, FCC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eFunctional Safety \u0026amp; Galvanic Isolation Attributes\u003c\/h3\u003e\n\u003cp\u003eThe unit provides rapid overcurrent disconnect capabilities to support fail-safe state execution in high-availability SIL3 control power networks. The hydraulic-magnetic sensing mechanism avoids thermal ambient ambient derating, maintaining strict tripping precision across wide operating ranges. Physical contact separation guarantees total galvanic isolation during fault conditions, protecting upstream logic subracks and downstream field devices against short-circuit damage and power distribution faults.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the hydraulic-magnetic trip mechanism differ from thermal-magnetic circuit breakers?\u003c\/p\u003e\n\u003cp\u003eA: Hydraulic-magnetic sensing relies on magnetic flux generated by current flow rather than bimetallic heating, preventing ambient temperature fluctuations from altering the 30 A trip threshold.\u003c\/p\u003e\n\u003cp\u003eQ: What safety protection does the trip-free toggle mechanism provide during an active fault?\u003c\/p\u003e\n\u003cp\u003eA: The internal latch mechanism overrides manual operator force, causing contacts to open immediately during overcurrent conditions even if the external toggle switch is held in the ON position.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eFollow these technical procedures during panel installation and electrical integration:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eVerify that incoming supply voltages do not exceed the max rated limits of 240 VDC or 480 VAC prior to wiring.\u003c\/li\u003e\n\u003cli\u003eMount the breaker chassis directly onto the panel layout cutout using designated mounting hardware to ensure physical stability against vibration.\u003c\/li\u003e\n\u003cli\u003eConnect power conductors using correctly sized ring terminals or ferrules rated for 30 A continuous duty.\u003c\/li\u003e\n\u003cli\u003eTorque terminal screws to manufacturer specifications to prevent high-resistance contact points and excessive localized heat accumulation.\u003c\/li\u003e\n\u003cli\u003eMaintain clear mechanical clearance around the front toggle switch to allow unhindered trip action during fault conditions.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"HIMA","offers":[{"title":"Default Title","offer_id":43823476277347,"sku":"ETA8345 30A H7201","price":400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/138_05e129d2-01c6-4f65-a675-9c9ccaec2c4f.jpg?v=1762500544","url":"https:\/\/www.autocontrolglobal.com\/products\/hima-eta8345-30a-h7201-panel-mount-circuit-breaker","provider":"AutoControl Global","version":"1.0","type":"link"}