Nale Electric is willing to work together with domestic and foreign merchants to create brilliance!
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Product Overview
Water and heavy electrical currents are a deadly combination if not properly managed. The CHNAILE High-Capacity 2-Pole Residual Current Breaker with Overcurrent Protection (RCBO) provides an impenetrable safety net for demanding wet-location installations. Designed to manage intense single-phase power up to 50 Amperes, this device integrates robust thermal-magnetic overload defense with an ultra-sensitive 30mA earth-fault detector. Fully compliant with international IEC61009-1 safety protocols, it ensures simultaneous Live and Neutral disconnection, providing electrical contractors with the ultimate fail-safe component for high-risk aquatic and commercial washing infrastructure.
Technical Parameters
Device Category: | AC RCBO (Residual Current Circuit Breaker with Overcurrent Protection) |
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Poles Configuration: | 2P / 1P+N (Simultaneous Phase & Neutral Disconnect) |
Rated Current (In): | 50A (Optimized for heavy heating and pumping loads) |
Rated Operating Voltage (Ue): | AC 230V~ |
Rated Frequency: | 50/60Hz |
Short-Circuit Breaking Capacity (Ics): | 6000A (6kA) |
Earth Leakage Sensitivity (I∆n): | 30mA (Strict human life-protection grade) |
Tripping Time (t): | ≤ 0.1s (Instantaneous fault mitigation) |
Installation: | 35mm Standard DIN-Rail Snap-on |
Standard Compliance: | IEC61009-1 |
1. Critical Life & Load Protection Mechanisms
Instantaneous 30mA Life-Saving Trip: The internal intelligent core continuously balances outgoing and returning currents. Should a minuscule 30mA current escape to the ground—often caused by degraded insulation near water sources or human contact—the breaker severs power within 0.1 seconds, preventing fatal electrocution.
High-Ampere Thermal Tolerance (50A): Features oversized, heavily calibrated bi-metallic strips designed to withstand the prolonged, intense heat generated by 11.5kW appliances, such as large spa heaters and commercial washing machine motors, without nuisance tripping.
Complete L+N Severance: During a fault, the internally linked mechanism drops both green toggles simultaneously. This completely isolates the active and neutral lines, ensuring zero voltage feedback reaches technicians working in damp environments.
2. Rugged Commercial-Grade Construction
Moisture-Resilient Insulating Shell: Housed in a premium V0-grade thermosetting polymer enclosure. While designed for IP20/IP65 distribution boards, the casing itself resists high ambient humidity and effectively dissipates internal heat from constant 50A operations.
Routine Safety Diagnostic System: Equipped with a dedicated yellow 'T' (Test) button (recommended for monthly pressing). This empowers facility managers to physically verify the health of the residual current monitoring circuitry without relying on external multi-meters.
Heavy-Duty Cable Anchorage: To safely carry 50 Amps of continuous current, the oversized screw terminals are forged from high-purity copper. They accept thick-gauge commercial wiring, ensuring maximum clamping torque and zero thermal creep.
3. Target Application Scenarios
Because of its unique 50A high-capacity and 30mA life-saving threshold, this 2-Pole RCBO is mandated by international building codes for:
Pool & Spa Infrastructure: Serving as the dedicated, leakage-protected power supply for high-wattage Jacuzzi heaters, swimming pool circulation pumps, and aquatic lighting.
Commercial Laundromats: Safeguarding heavy-duty, multi-phase commercial washing machines and electric industrial dryers in high-humidity rooms.
Residential Main Incomers (Wet Rooms): Acting as the primary safety switch for modern apartments equipped with high-draw electric power showers and underfloor heating.
Marina & RV Park Pedestals: Providing strict earth-leakage protection for outdoor shore-power connections exposed to harsh weather.
4. Global B2B Partnership with CHNAILE Factory
Factory-Direct Margins: Eliminate intermediary trading networks. Sourcing high-capacity RCBOs directly from our manufacturing floor guarantees aggressive wholesale pricing for your commercial tenders.
Rigorous 30mA/50A Calibration: We do not compromise on life-safety devices. Every unit undergoes automated micro-current testing to guarantee exact 30mA/0.1s tripping, alongside prolonged 50A thermal stress tests before export.
Scalable OEM Branding: Empower your electrical distribution brand. We provide comprehensive OEM/ODM solutions, including custom logo printing on the enclosure and bespoke packaging tailored to your regional market.
