{"product_id":"live-electrical-cn140b-40a-b-curve-double-pole-bi-directional-mcb-for-srn-consumer-units","title":"Live Electrical CN140B 40A B Curve Double Pole Bi-Directional MCB for SRN Consumer Units","description":"\u003ch1\u003e\u003cspan\u003eLive Electrical CN140B 40A B Curve Double Pole Bi-Directional MCB for SRN Consumer Units\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch2\u003e\u003cspan\u003e40A 2 Pole Bi-Directional B Curve MCB for Compatible Live Electrical SRN Consumer Units\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLive Electrical CN140B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40A B Curve double pole bi-directional miniature circuit breaker (MCB)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed specifically for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLive Electrical SRN consumer units and double pole busbar arrangements\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRated at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e230V\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e6kA fault current rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the CN140B provides overcurrent protection for appropriately designed 40A circuits. Its \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2P configuration and bi-directional operation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e make it purpose-designed for the compatible Live Electrical SRN distribution system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CN140B should be used with the appropriate \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLive Electrical SRN consumer unit and compatible double pole busbar arrangement\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, rather than being treated as a universal MCB for unrelated consumer units.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eLive Electrical CN140B\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e40A Current Rating\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eB Curve Tripping Characteristic\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDouble Pole \/ 2P Configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBi-Directional MCB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e6kA Fault Current Rating\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e230V Rated\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMiniature Circuit Breaker\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProvides Overcurrent Protection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for Live Electrical SRN Consumer Units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with Appropriate Live Electrical SRN Busbars\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for Compatible Double Pole Busbar Arrangements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for Appropriately Designed 40A Circuits\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePurpose-Designed SRN Consumer Unit Protective Device\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIdeal as a Compatible Replacement or Additional SRN MCB\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003e40A Current Rating\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCN140B has a rated current of 40A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it suitable for appropriately designed circuits requiring a 40A protective device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA 40A MCB can be used for a range of higher-load final circuit applications where its electrical characteristics have been determined to be appropriate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe correct protective-device rating must always be established according to the connected load, conductor size, installation method, circuit characteristics and applicable wiring requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 40A rating should therefore be selected as part of the electrical circuit design rather than solely according to the equipment being connected.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eB Curve Tripping Characteristic\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CN140B features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eB Curve tripping characteristic\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eB Curve MCBs are commonly specified for appropriate domestic and light commercial circuits where relatively low inrush currents are expected.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe required curve should always be selected according to the characteristics of the connected equipment and the overall circuit design.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eDouble Pole \/ 2P Configuration\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLive Electrical CN140B is a 2 pole device\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, designed for the compatible double pole arrangement used within the Live Electrical SRN consumer unit system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts double pole format distinguishes it from conventional single-pole MCBs and makes correct compatibility with the consumer unit and busbar particularly important.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen adding or replacing a protective device, the existing board should therefore be confirmed as a compatible Live Electrical SRN consumer unit using the appropriate busbar arrangement.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eBi-Directional Operation\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCN140B is bi-directional\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, allowing operation with current flow in either direction where required by the compatible electrical installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBi-directional capability is an increasingly useful characteristic in modern electrical distribution systems where power flow may not always follow the traditional single-direction arrangement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis capability does not make the CN140B universally interchangeable with other MCB ranges. Compatibility with the Live Electrical SRN system remains essential.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eDesigned for Live Electrical SRN Consumer Units\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCN140B is specifically designed for compatible Live Electrical SRN consumer units\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eProtective devices should not be assumed to be interchangeable between different consumer unit manufacturers or ranges simply because they share similar current ratings or physical dimensions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CN140B should therefore be paired with the appropriate \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLive Electrical SRN consumer unit and compatible double pole busbar system\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCompatible with SRN Double Pole Busbar Arrangements\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe device is designed for use with the appropriate \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLive Electrical SRN double pole busbar arrangement\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis matched system ensures the protective device is used within the consumer unit architecture for which it has been designed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCustomers purchasing the CN140B as a replacement or additional MCB should check their existing consumer unit model and busbar configuration before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003e6kA Fault Current Rating\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CN140B has a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e6kA fault current rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe breaking capacity is an important electrical characteristic when selecting a miniature circuit breaker and must be considered alongside the prospective fault current and overall electrical installation design.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003e230V Rated\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLive Electrical CN140B is rated at 230V\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it suitable for its intended low-voltage electrical distribution application within compatible SRN installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe circuit voltage, prospective fault current, conductor characteristics and connected equipment should all be considered when selecting the correct protective device.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eMCB Overcurrent Protection\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAs a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eminiature circuit breaker\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the CN140B is designed to provide overcurrent protection for an appropriately designed electrical circuit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt is important not to confuse an MCB with an RCBO.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CN140B provides MCB functionality and should not be described as providing 30mA residual-current protection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhere residual-current protection is required, the complete circuit protection arrangement must provide this through the appropriate RCD, RCBO or other specified device.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSuitable for Appropriately Designed 40A Circuits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CN140B can be used where an electrical circuit has been designed to require a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40A B Curve MCB\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and is installed within a compatible Live Electrical SRN consumer unit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePotential applications depend on the complete electrical design.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen selecting the protective device, consideration should be given to:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCircuit design current\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCable size\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCable current-carrying capacity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstallation method\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConnected load\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInrush characteristics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVoltage drop\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProspective fault current\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRequired disconnection times\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRequired MCB tripping curve\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApplicable BS 7671 requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 40A rating alone should not be used to determine suitability for a particular appliance or circuit.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eIdeal as a Compatible SRN Replacement or Additional MCB\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCN140B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides a convenient option when adding an appropriately rated circuit to a compatible SRN consumer unit or replacing an existing compatible protective device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen specifying a replacement, it is important to match not only the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40A current rating and B Curve characteristic\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, but also the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2P configuration, bi-directional operation and SRN busbar compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUsing the complete \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCN140B product code\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e helps ensure the correct device is selected.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Live Electrical\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProduct Code:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e CN140B\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Miniature Circuit Breaker (MCB)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSeries Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Live Electrical SRN Consumer Units\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCurrent Rating:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 40A\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTripping Curve:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e B Curve\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNumber of Poles:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2P \/ Double Pole\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDirectionality:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Bi-Directional\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFault Current Rating:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6kA\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eRated Voltage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 230V\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBusbar Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Compatible Live Electrical SRN Double Pole Busbar Arrangement\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Circuit Overcurrent Protection\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eConsumer Unit Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Live Electrical SRN Consumer Units Only\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Compatibility Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLive Electrical CN140B is intended specifically for compatible Live Electrical SRN consumer units and double pole busbar arrangements\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt should not be treated as a universal 40A MCB for use with arbitrary consumer units.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore purchasing the device as a replacement or addition, confirm the existing consumer unit model, busbar arrangement and required protective-device specification.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCN106B vs CN125B vs CN132B vs CN140B\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Live Electrical CN B Curve SRN MCB range provides different current ratings for appropriately designed circuits:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eCN106B – 6A B Curve Double Pole Bi-Directional MCB\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eCN125B – 25A B Curve Double Pole Bi-Directional MCB\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eCN132B – 32A B Curve Double Pole Bi-Directional MCB\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eCN140B – 40A B Curve Double Pole Bi-Directional MCB\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCN140B is the 40A version\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and should be selected only where the electrical circuit has been designed for a 40A B Curve protective device.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSuitable Applications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eLive Electrical SRN Consumer Units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible Live Electrical SRN Distribution Equipment\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible Double Pole Busbar Arrangements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAppropriately Designed 40A Circuits\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDomestic Electrical Installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eResidential Electrical Distribution\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAppropriate Higher-Load Final Circuits\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNew-Build Electrical Installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConsumer Unit Upgrades\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacement SRN Protective Devices\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdditional SRN Consumer Unit Circuits\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAppropriate Commercial Electrical Installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCircuits Requiring a 40A B Curve MCB\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Choose the Live Electrical CN140B?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLive Electrical CN140B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides a purpose-designed solution when a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40A B Curve double pole bi-directional MCB\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is required for a compatible Live Electrical SRN consumer unit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40A current rating and B Curve characteristic\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e make it suitable for appropriately designed circuits requiring these protective characteristics, while its \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2P configuration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed around the compatible SRN double pole arrangement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe device's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebi-directional operation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e also allows current flow in either direction where required by the design of the compatible electrical installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWith a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e6kA fault current rating and 230V rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the CN140B provides the core electrical characteristics required for its intended circuit protection application.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMost importantly, it is intended for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLive Electrical SRN consumer unit and compatible double pole busbar system\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, helping installers and customers identify the correct protective device instead of relying on a visually similar MCB intended for another consumer unit range.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor compatible SRN installations requiring a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40A double pole B Curve bi-directional MCB\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the Live Electrical CN140B provides a practical, purpose-designed solution.\u003c\/span\u003e\u003c\/p\u003e","brand":"Live Electrical","offers":[{"title":"Default Title","offer_id":54763114758490,"sku":"CN140B","price":7.22,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/6232\/6106\/files\/CN106B2.webp?v=1789049621","url":"https:\/\/account.alertelectrical.com\/products\/live-electrical-cn140b-40a-b-curve-double-pole-bi-directional-mcb-for-srn-consumer-units","provider":"Alert Electrical","version":"1.0","type":"link"}