{"product_id":"omron-g3pe-245b-3n-g3pe-series-3-phase-solid-state-relay","title":"Omron G3PE-245B-3N G3PE Series 3-Phase Solid State Relay","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eProviding precise, low-noise thermal regulation in demanding industrial environments, the \u003cstrong\u003eOmron G3PE-245B-3N\u003c\/strong\u003e acts as a heavy-duty three-phase solid-state contactor engineered for high-frequency heater switching. Designed with a built-in heat sink and integrating advanced phototriac isolation, this device ensures safe galvanic separation between the control logic and high-power load circuits. The integrated zero-cross function suppresses electromagnetic interference by synchronizing load activation with the AC voltage zero points, making it highly compatible with noise-sensitive automation environments.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThree-Phase Control:\u003c\/strong\u003e Equipped with 3 switched poles (3-element configuration) for comprehensive load isolation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eZero-Cross Switching:\u003c\/strong\u003e Minimizes electrical noise and surge currents during initial power-up states.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRobust Isolation:\u003c\/strong\u003e High-performance phototriac coupler protects PLC\/controller outputs from load-side transients.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePhysical Durability:\u003c\/strong\u003e Solid-state construction eliminates mechanical wear, dramatically extending operational lifetimes compared to traditional electromagnetic contactors.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConvenient Terminal Layout:\u003c\/strong\u003e Heavy-duty screw terminals support secure ring and fork crimp connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli\u003ePlastic injection molding and extrusion barrel heating\u003c\/li\u003e\n  \u003cli\u003eIndustrial reflow ovens and industrial drying systems\u003c\/li\u003e\n  \u003cli\u003eSemiconductor manufacturing thermal chamber controllers\u003c\/li\u003e\n  \u003cli\u003ePackaging machinery shrink tunnels and sealing bars\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold; width: 30%;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eOmron\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eG3PE-245B-3N\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eDevice Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e3-Phase Solid State Relay (Heater Control)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eNumber of Elements\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e3-phase, 3-element\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eRated Control Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e12 to 24 VDC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eOperating Voltage Range\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e9.6 to 30 VDC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eInput Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e10 mA max. (at 24 VDC)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eMust Operate Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e9.6 VDC max.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eMust Release Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e1 VDC min.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eRated Load Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e100 to 240 VAC (50\/60 Hz)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eLoad Voltage Range\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e75 to 264 VAC (50\/60 Hz)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eLoad Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e45 A (at 40 degC)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eMinimum Load Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e0.5 A\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eInrush Current Resistivity\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e440 A (60 Hz, 1 cycle)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003ePermissible I2t\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e1260 A2s\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eApplicable Load Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e15.5 kW (at 200 VAC)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eIsolation Method\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003ePhototriac\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eZero Cross Function\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eEquipped\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eTerminal Structure\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eScrew terminal\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e3.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0; text-align: left;\"\u003e\n        \u003cth style=\"padding: 8px; font-weight: bold;\"\u003eTerminal Designation\u003c\/th\u003e\n        \u003cth style=\"padding: 8px; font-weight: bold;\"\u003eTerminal Class\u003c\/th\u003e\n        \u003cth style=\"padding: 8px; font-weight: bold;\"\u003eDescription \/ Function\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eA1 (+) \/ A2 (-)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eInput Terminal\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eDC Control Voltage Input (12 to 24 VDC trigger signal)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eL1 \/ L2 \/ L3\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eLoad Line Input\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e3-Phase AC power line input connections (100 to 240 VAC)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eT1 \/ T2 \/ T3\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eLoad Output\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e3-Phase AC power connection directly to the heating elements\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\n\u003ch3\u003eAlternative Models \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe \"3N\" suffix denotes a 3-phase, 3-element controller which switches all three distinct phases. If replacing older 2-element models (such as the G3PE-245B-3, which only switches two phases while passing the third directly), verify panel wiring diagrams. The 3-element version provides superior isolation and meets stricter safety codes requiring all phase lines to be interrupted during off-cycles.\u003c\/p\u003e\n\n\u003ch3\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eSolid state relays generate approximately 1.5 Watts of heat per Ampere of load current. When installing this 45 A unit in fully enclosed control panels, calculate total thermal load and ensure adequate air circulation or force-cooling. Ambient temperature inside the panel must not exceed 40 degC to maintain the full 45 A rating without derating the device.\u003c\/p\u003e\n\n\u003ch3\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eTo prevent localized overheating and terminal failure under high current loads, use crimp-style closed-loop ring terminals for the main load lines (L1\/L2\/L3 and T1\/T2\/T3). Ensure all load terminals are tightened to a torque rating between 1.47 and 2.45 N-m. Periodically inspect connection torque during routine plant maintenance cycles.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem; color: #9b2c2c;\"\u003e\n  \u003cstrong\u003eCRITICAL WARNING:\u003c\/strong\u003e Hazardous voltages are present on the main circuit terminals. Disconnect and lock out all upstream primary power supplies before executing installation, maintenance, or wiring procedures on this equipment. Verify residual voltage on all terminals using an appropriately rated digital multimeter.\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e1\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eMount the unit vertically on a standard 35mm DIN rail or directly to a metallic back panel using the integrated mounting screw holes. Ensure the integrated heat sink fins are oriented vertically to facilitate optimal natural convective airflow.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e2\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eWire the 12 to 24 VDC control input line from your PLC, temperature controller, or safety logic solver to the A1 (+) and A2 (-) terminals.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e3\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eConnect the incoming 3-phase power line utility supply wires to the input terminals labeled L1, L2, and L3 using high-temperature rated industrial wire.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e4\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eRoute the load output terminals T1, T2, and T3 to the heating element terminals. Double-check that all phase paths are configured correctly relative to delta or star heater wiring configurations.\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":53077900525931,"sku":"G3PE-245B-3N","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/g3pe-245b-3n-torgunidi5m.png?v=1775733798","url":"https:\/\/www.plcprotech.com\/fa\/products\/omron-g3pe-245b-3n-g3pe-series-3-phase-solid-state-relay","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}