Specialized Fire & Installation Protection with 300mA Sensitivity
The EPS 100A 300mA 4 Pole RCCB is tailored to provide essential, system-wide protection against catastrophic insulation failures and tracking currents. Featuring a specialized 300mA (0.3A) earth leakage trip threshold, this unit operates as the primary safeguard at the main incoming point of your property’s 3-phase system. Consequently, it prevents electrical fires caused by arcing faults while allowing downstream, high-sensitivity breakers (such as 10mA or 30mA models) to isolate localized shocks. Therefore, it ensures continuous power stability without causing broad, unnecessary blackouts across commercial shophouses, industrial workshops, and large residential bungalows in Subang Jaya.
High-Capacity 3-Phase Amperage & SIRIM Certification
Built to endure high-demand grid environments, this robust 4-pole residual current breaker safely manages full 100A continuous current loads across a 415V~ three-phase electrical layout. It fully conforms to strict international IEC 61008-1 structural safety benchmarks, giving developers and managers absolute reliability. Furthermore, the unit is equipped with a front-facing yellow ‘T’ (Test) button to allow for seamless, monthly functional inspections. As a result, building supervisors and local landlords can easily maintain a proactive safety routine to protect their commercial property investments.
Seamless Integration for Large Distribution Boards
Designed for universal compatibility with standard DIN rail tracking configurations, the compact EPS 4P 100A module slots perfectly into high-capacity 3-phase DB boxes. Its comprehensive quad-pole architecture isolates all three phase lines along with the neutral wire simultaneously upon fault trigger, creating total electrical separation during emergencies. Additionally, its high-grade flame-retardant outer housing is engineered to resist the extreme heat and ambient humidity found in Selangor. Thus, it remains the leading equipment choice for engineering contractors, system wiremen, and major renovation projects in USJ 14.
Professional Electrical Expertise at Sumon Electrical
At Sumon Electrical & Hardware Trading, we prioritize your safety above all else. Our team of certified electricians offers specialized services to keep your electrical systems running smoothly 24/7. Our core expertise includes:
Circuit Breaker Installation: Accurate setup of high-capacity 4-pole ELCBs for 3-phase systems.
Full DB Box Refurbishment: Comprehensive inspection and replacement of old or faulty safety switches.
Emergency Wiring Support: Fast and reliable assistance for power trips and electrical failures in Subang Jaya.
Trusted Home Solutions by Shabab Al Sharif
As part of the Shabab Al Sharif Technology and Services family, we provide a holistic approach to home maintenance. From Plumbing and Pipe Leak Repairs to Aircond Servicing, we handle everything to ensure your comfort. Therefore, when you choose us, you are choosing professionalism and peace of mind across Selangor.
Visit Us or Order Online
WhatsApp / Call: +601116109510
Official Website: www.shababalsharif.com
Store Address: Lot K10004, Ground Floor, Subang Perdana, Goodyear Court 7, USJ 14, 47630 Subang Jaya, Selangor.






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