{"product_id":"residual-current-circuit-breaker-rccb-elcb-four-pole","title":"Residual Current Circuit Breaker (RCCB\/ELCB) Four Pole","description":"\u003ch2\u003eResidual Current Circuit Breaker (RCCB \/ ELCB) — Four‑Pole\u003c\/h2\u003e\n\u003cp\u003eProtect three‑phase systems and the people who use them with the \u003cstrong\u003eH‑RCCB‑ELCB‑FP\u003c\/strong\u003e — a compact, high‑safety \u003cstrong\u003efour‑pole residual current breaker\u003c\/strong\u003e that disconnects all phases and neutral the moment an earth‑leak is detected.\u003c\/p\u003e\n\u003ch3\u003eAdd a layer of confidence to three‑phase power\u003c\/h3\u003e\n\u003cp\u003eDesigned for modern commercial, industrial, and large residential installations, the \u003cstrong\u003efour‑pole RCCB\u003c\/strong\u003e gives full‑system protection by monitoring all conductors simultaneously. When leakage appears, it \u003cstrong\u003etrips fast\u003c\/strong\u003e, preventing electric shock, limiting fire risk from insulation faults, and protecting sensitive equipment.\u003c\/p\u003e\n\u003ch3\u003eWhat it does\u003c\/h3\u003e\n\u003cp\u003eThe H‑RCCB‑ELCB‑FP continuously compares currents across the three phases and neutral. Any imbalance (residual current) — a sign of current leaking to earth — triggers an immediate trip that isolates the entire supply. This keeps personnel and machinery safe and reduces downtime caused by unnoticed earth faults.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour‑pole protection\u003c\/strong\u003e — isolates \u003cstrong\u003eall three phases plus neutral\u003c\/strong\u003e for complete circuit disconnection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHuman \u0026amp; equipment safety\u003c\/strong\u003e — detects small leakage currents to prevent \u003cstrong\u003eelectric shock\u003c\/strong\u003e and fire.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable sensitivity options\u003c\/strong\u003e (commonly \u003cstrong\u003e30mA\u003c\/strong\u003e for personal protection and higher mA for selective protection) — choose based on application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact DB mount form\u003c\/strong\u003e — fits neatly into consumer units, distribution boards, and switchgear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast, reliable trip action\u003c\/strong\u003e — reduces damage and exposure from persistent leakage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust build for industrial use\u003c\/strong\u003e — engineered for continuous operation in demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy this RCCB stands out\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull three‑phase safety\u003c\/strong\u003e — simultaneous isolation prevents unbalanced faults and secondary damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLife‑saving protection\u003c\/strong\u003e — low‑mA trip options stop dangerous touch currents before they cause harm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFire risk reduction\u003c\/strong\u003e — catches leakages that standard MCBs won’t detect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible use\u003c\/strong\u003e — ideal for 3‑phase motors, compressors, panels, generator outputs, and industrial loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy integration\u003c\/strong\u003e — installs into existing switchboards to quickly raise protection standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThree‑phase distribution panels and main incomers\u003c\/li\u003e\n\u003cli\u003eMotor control centres (MCCs) and industrial machinery\u003c\/li\u003e\n\u003cli\u003eGenerator and inverter outputs for 3‑phase systems\u003c\/li\u003e\n\u003cli\u003eCommercial buildings, workshops, and factories where neutral must also be isolated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; selection note\u003c\/h3\u003e\n\u003cp\u003eConfirm the required \u003cstrong\u003ecurrent rating\u003c\/strong\u003e and \u003cstrong\u003etrip sensitivity\u003c\/strong\u003e for your application and have a qualified electrician install and test the device. If you need specific ampere ratings, trip curves, or accessories (auxiliary contacts, shunt trips), check the product datasheet or request technical details from the supplier before purchase.\u003c\/p\u003e\n\u003cp\u003eReady to secure your three‑phase system? Choose the \u003cstrong\u003eH‑RCCB‑ELCB‑FP\u003c\/strong\u003e for \u003cstrong\u003ecomplete conductor isolation, fast earth‑leak detection, and dependable protection\u003c\/strong\u003e across the whole circuit — a simple upgrade that significantly improves safety and reliability.\u003c\/p\u003e","brand":"ALPHAEMART","offers":[{"title":"Default Title","offer_id":52643524280607,"sku":null,"price":1000.0,"currency_code":"BDT","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/0639\/9519\/files\/112_618c8231-17e7-413b-ab36-6b5575879b16.png?v=1782581504","url":"https:\/\/www.alphaemart.shop\/products\/residual-current-circuit-breaker-rccb-elcb-four-pole","provider":"ALPHAEMART","version":"1.0","type":"link"}