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Naile Electric Co., Ltd. was jointly established by a group of electrical professionals with years of experience in technology development and management. It owns modern industrial plants and office spaces. As a modern technology-based enterprise, it specializes in the production and operation of lo
Naile Electric Co., Ltd. was jointly established by a group of electrical professionals with years of experience in technology development and management. It owns modern industrial plants and office spaces. As a modern technology-based enterprise, it specializes in the production and operation of lo
Naile Electric Co., Ltd. was jointly established by a group of electrical professionals with years of experience in technology development and management. It owns modern industrial plants and office spaces. As a modern technology-based enterprise, it specializes in the production and operation of lo
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NLB4L-40 Flying Lead RCBO
CHNAILE
Product Overview
As electrical safety regulations (such as BS 7671) evolve, the demand for individual circuit protection using RCBOs has surged. However, installing standard RCBOs into older, single-busbar consumer units often results in a tangled, unmanageable mess of wires. The CHNAILE Space-Saving Flying Lead RCBO elegantly bypasses this issue. Occupying only a single 18mm DIN-rail module, it features a pre-attached, highly flexible blue neutral wire (pigtail). This allows electricians to route the neutral directly to the panel's common earth/neutral bar effortlessly. Combined with a robust 16A continuous capacity, 6000A short-circuit defense, and precise 30mA life-safety leakage detection, it is the ultimate contractor-friendly safety upgrade for constrained electrical enclosures.
Technical Parameters
Device Category: | AC RCBO (Residual Current Circuit Breaker with Overcurrent Protection) |
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Wiring Architecture: | Solid Neutral with Blue Flying Lead (Pigtail) |
Form Factor: | 1-Module Width (Ultra-Slim 18mm) |
Rated Current (In): | 16A (The international standard for caravan/marine shore power) |
Rated Operating Voltage (Ue): | AC 230/240V~ |
Earth Leakage Sensitivity (I∆n): | 30mA (Strict human electrocution defense) |
Short-Circuit Breaking Capacity (Icu): | 6000A (6kA) |
Residual Making/Breaking Capacity (IΔm): | 6kA (Extreme mechanical endurance) |
Visual Identifier: | Blue Operational Toggle with Orange 'T' Test Button |
Standard Compliance: | IEC/EN 61009-1 (Compatible with UK/AU specific board designs) |
1. Contractor-Optimized Wiring & Safety
Effortless Pigtail Integration: Time is money for electrical contractors. The pre-crimped, highly flexible blue flying lead eliminates the need to cut and strip a separate neutral wire to bridge the breaker to the panel’s neutral bar. This vastly speeds up installation times when populating a crowded 12-way consumer unit.
1-Module Space Optimization: By shrinking the complex magnetic trip coil and residual current toroid into a solitary 18mm width, this device allows older distribution boards to be fully upgraded to individual RCBO protection without the exorbitant cost of tearing out the wall to install a larger enclosure.
Instant 30mA Shock Prevention: Designed to monitor the phase-to-neutral vector sum meticulously. Should a minuscule 30mA of current escape due to degraded wiring or human contact with a live chassis, the breaker violently severs the 16A power feed in under 0.1 seconds, averting fatal tragedies.
2. Ruggedized Engineering for Demanding Locales
High-Fault Endurance (IΔm=6kA): Packing a 6000A residual making capacity into an 18mm shell ensures that if the breaker is manually closed onto a severe, pre-existing earth fault (such as a flooded outdoor socket), the internal mechanism will safely absorb the 6kA blast without shattering.
V0-Rated Thermal Armor: Upgrading older boards often means less ventilation. The housing is molded from a premium fire-retardant thermosetting polymer that efficiently manages internal heat dissipation, ensuring the 16A thermal-magnetic calibration remains perfectly accurate over decades of use.
3. Target Application Scenarios
Because of its unique flying lead architecture and strict 16A/30mA safety rating, this RCBO is exclusively sourced by global EPCs and wholesalers for:
UK & Australian Consumer Unit Retrofits: The absolute go-to component for electricians upgrading residential distribution boards to comply with the latest individual-circuit RCBO mandates (e.g., BS 7671 Amendment 2).
Caravan Park Power Pedestals: Serving as the mandatory 16A outdoor hookup isolator, providing dedicated, space-saving life protection for individual visiting motorhomes and RVs.
Marina Shore Power Hookups: Delivering essential earth-leakage defense for damp maritime environments where space inside the dockside stainless-steel bollards is extremely limited.
Temporary Event & Construction Boards: Acting as the fast-wiring, rugged main disconnect for temporary 16A power outlets supplying outdoor lighting and power tools.
4. Global B2B Partnership with CHNAILE Factory
Factory-Direct Retrofit Solutions: Bypassing international electrical wholesalers allows us to offer you aggressive factory-direct pricing on these highly sought-after pigtail RCBOs, significantly optimizing your regional distribution margins.
Rigorous Micro-Current Calibration: We guarantee life-saving precision. Every single flying-lead unit undergoes exhaustive automated testing to verify the exact 30mA/0.1s tripping threshold and 6kA short-circuit suppression prior to international export.
OEM Customization for Panel Builders: Leveraging our vast manufacturing footprint, we offer tailored white-labeling services, including bespoke faceplate printing and custom wire lengths for the blue flying lead to perfectly match your proprietary distribution board designs.