ABB框架断路器E4.2系列是Emax 2家族中的明星产品，专为高要求的电力系统设计，它的核心优势主要集中在四个方面：
首先是高电流承载能力和极高分断能力，E4.2系列支持4000A的额定电流，满足大型工业设备和配电系统的需求，尤其适合发电厂、数据中心等关键场景。 额定短路分断能力则高达42kA至200kA，可快速切断故障电流，防止设备损坏和系统瘫痪。
第二点是它的设计紧凑，节省空间。通过优化母排布局和横截面积，E4.2系列大幅缩小了开关柜的安装空间。
第三点是智能化保护与便捷维护，全系列采用标准化的保护脱扣器和辅助模块，简化设计与安装流程，降低运维复杂度。它还支持集成远程通信模块，实时监测电流、电压等参数，实现故障预警与远程控制，提升系统管理效率。
最后是全选择性保护，通过精确的过载和短路保护机制，能在复杂电网中实现完全选择性，仅隔离故障区域，最大限度减少停电范围。
E4.2系列的使用范围非常广泛，在工业配电系统中为重型机械、生产线提供稳定电力支持，防范过载风险。在能源基础设施中保护变压器、发电机等关键设备。在商业建筑与数据中心方面通过高可靠性保障不间断供电，减少宕机损失。
ABB作为全球电气技术领导者，将百年创新积淀注入E4.2系列，重新定义了电力保护的标杆，一些热门和优势型号我给大家贴在了下方，有需要的老板们可以联系我哦！
| 1SDA077913R1 | E4.2H-A 2500 Ekip Touch LSIG 3p F HR |
| 1SDA078373R1 | E4.2H-A 2500 Ekip Touch LSIG 3p WMP |
| 1SDA078143R1 | E4.2H-A 2500 Ekip Touch LSIG 4p F HR |
| 1SDA078603R1 | E4.2H-A 2500 Ekip Touch LSIG 4p WMP |
| 1SDA077918R1 | E4.2H-A 3200 Ekip Dip LI 3p FVR |
| 1SDA078378R1 | E4.2H-A 3200 Ekip Dip LI 3p WMP |
| 1SDA078148R1 | E4.2H-A 3200 Ekip Dip LI 4p FVR |
| 1SDA078608R1 | E4.2H-A 3200 Ekip Dip LI 4p WMP |
| 1SDA077919R1 | E4.2H-A 3200 Ekip Dip LSI 3p FVR |
| 1SDA078379R1 | E4.2H-A 3200 Ekip Dip LSI 3p WMP |
| 1SDA078149R1 | E4.2H-A 3200 Ekip Dip LSI 4p FVR |
| 1SDA078609R1 | E4.2H-A 3200 Ekip Dip LSI 4p WMP |
| 1SDA077920R1 | E4.2H-A 3200 Ekip Dip LSIG 3p FVR |
| 1SDA078380R1 | E4.2H-A 3200 Ekip Dip LSIG 3p WMP |
| 1SDA078150R1 | E4.2H-A 3200 Ekip Dip LSIG 4p FVR |
| 1SDA078610R1 | E4.2H-A 3200 Ekip Dip LSIG 4p WMP |
| 1SDA077927R1 | E4.2H-A 3200 Ekip G Hi-Touch LSIG 3p FVR |
| 1SDA078387R1 | E4.2H-A 3200 Ekip G Hi-Touch LSIG 3p WMP |
| 1SDA078157R1 | E4.2H-A 3200 Ekip G Hi-Touch LSIG 4p FVR |
| 1SDA078617R1 | E4.2H-A 3200 Ekip G Hi-Touch LSIG 4p WMP |
| 1SDA077924R1 | E4.2H-A 3200 Ekip G Touch LSIG 3p FVR |
| 1SDA078384R1 | E4.2H-A 3200 Ekip G Touch LSIG 3p WMP |
| 1SDA078154R1 | E4.2H-A 3200 Ekip G Touch LSIG 4p FVR |
| 1SDA078614R1 | E4.2H-A 3200 Ekip G Touch LSIG 4p WMP |
| 1SDA077925R1 | E4.2H-A 3200 Ekip Hi-Touch LSI 3p FVR |
| 1SDA078385R1 | E4.2H-A 3200 Ekip Hi-Touch LSI 3p WMP |
| 1SDA078155R1 | E4.2H-A 3200 Ekip Hi-Touch LSI 4p FVR |
| 1SDA078615R1 | E4.2H-A 3200 Ekip Hi-Touch LSI 4p WMP |
| 1SDA077926R1 | E4.2H-A 3200 Ekip Hi-Touch LSIG 3p FVR |
| 1SDA078386R1 | E4.2H-A 3200 Ekip Hi-Touch LSIG 3p WMP |
| 1SDA078156R1 | E4.2H-A 3200 Ekip Hi-Touch LSIG 4p FVR |
| 1SDA078616R1 | E4.2H-A 3200 Ekip Hi-Touch LSIG 4p WMP |
| 1SDA077921R1 | E4.2H-A 3200 Ekip Touch LI 3p FVR |
| 1SDA078381R1 | E4.2H-A 3200 Ekip Touch LI 3p WMP |
| 1SDA078151R1 | E4.2H-A 3200 Ekip Touch LI 4p FVR |
| 1SDA078611R1 | E4.2H-A 3200 Ekip Touch LI 4p WMP |
| 1SDA077922R1 | E4.2H-A 3200 Ekip Touch LSI 3p FVR |
| 1SDA078382R1 | E4.2H-A 3200 Ekip Touch LSI 3p WMP |
| 1SDA078152R1 | E4.2H-A 3200 Ekip Touch LSI 4p FVR |
| 1SDA078612R1 | E4.2H-A 3200 Ekip Touch LSI 4p WMP |
| 1SDA077923R1 | E4.2H-A 3200 Ekip Touch LSIG 3p FVR |
| 1SDA078383R1 | E4.2H-A 3200 Ekip Touch LSIG 3p WMP |
| 1SDA078153R1 | E4.2H-A 3200 Ekip Touch LSIG 4p FVR |
| 1SDA078613R1 | E4.2H-A 3200 Ekip Touch LSIG 4p WMP |
| 1SDA077929R1 | E4.2H-A 3600 Ekip Dip LSI 3p FVR |
| 1SDA115438R1 | E4.2H-A MS/DC-E 1600A 1500V 4p F |
| 1SDA115443R1 | E4.2H-A MS/DC-E 1600A 1500V 4p W MP |
| 1SDA115439R1 | E4.2H-A MS/DC-E 2000A 1500V 4p F |
| 1SDA115444R1 | E4.2H-A MS/DC-E 2000A 1500V 4p W MP |
| 1SDA115440R1 | E4.2H-A MS/DC-E 2500A 1500V 4p F |
| 1SDA115445R1 | E4.2H-A MS/DC-E 2500A 1500V 4p W MP |
| 1SDA115441R1 | E4.2H-A MS/DC-E 3200A 1500V 4p F |
| 1SDA115446R1 | E4.2H-A MS/DC-E 3200A 1500V 4p W MP |
| 1SDA121111R1 | E4.2H/E12 2500 Ekip Dip LSI 3p FHR |
| 1SDA121138R1 | E4.2H/E12 2500 Ekip Dip LSI 3p WMP |
| 1SDA121112R1 | E4.2H/E12 2500 Ekip Dip LSIG 3p FHR |
| 1SDA121139R1 | E4.2H/E12 2500 Ekip Dip LSIG 3p WMP |
| 1SDA121113R1 | E4.2H/E12 2500 Ekip Touch LSIG 3p FHR |
| 1SDA121140R1 | E4.2H/E12 2500 Ekip Touch LSIG 3p WMP |
| 1SDA121114R1 | E4.2H/E12 3200 Ekip Dip LSI 3p FHR |
| 1SDA121141R1 | E4.2H/E12 3200 Ekip Dip LSI 3p WMP |
| 1SDA121115R1 | E4.2H/E12 3200 Ekip Dip LSIG 3p FHR |
| 1SDA121142R1 | E4.2H/E12 3200 Ekip Dip LSIG 3p WMP |
| 1SDA121116R1 | E4.2H/E12 3200 Ekip Touch LSIG 3p FHR |
| 1SDA121143R1 | E4.2H/E12 3200 Ekip Touch LSIG 3p WMP |
| 1SDA121117R1 | E4.2H/E12 4000 Ekip Dip LSI 3p F SVR |
| 1SDA121144R1 | E4.2H/E12 4000 Ekip Dip LSI 3p WMP |
| 1SDA121118R1 | E4.2H/E12 4000 Ekip Dip LSIG 3p F SVR |
| 1SDA121145R1 | E4.2H/E12 4000 Ekip Dip LSIG 3p WMP |
| 1SDA121119R1 | E4.2H/E12 4000 Ekip Touch LSIG 3p F SVR |
| 1SDA121146R1 | E4.2H/E12 4000 Ekip Touch LSIG 3p WMP |
| 1SDA121156R1 | E4.2H/E12 MS 2500 3p FHR |
| 1SDA121159R1 | E4.2H/E12 MS 2500 3p WMP |
| 1SDA121157R1 | E4.2H/E12 MS 3200 3p FHR |
| 1SDA121160R1 | E4.2H/E12 MS 3200 3p WMP |
| 1SDA121158R1 | E4.2H/E12 MS 4000 3p F SVR |
| 1SDA121161R1 | E4.2H/E12 MS 4000 3p WMP |
| 1SDA121162R1 | E4.2H/E12/VF MS 2500 3p FHR |
| 1SDA121165R1 | E4.2H/E12/VF MS 2500 3p WMP |
| 1SDA121163R1 | E4.2H/E12/VF MS 3200 3p FHR |
| 1SDA121166R1 | E4.2H/E12/VF MS 3200 3p WMP |
| 1SDA121164R1 | E4.2H/E12/VF MS 4000 3p F SVR |
| 1SDA121167R1 | E4.2H/E12/VF MS 4000 3p WMP |
| 1SDA104397R1 | E4.2H/E9 3200 Ekip Dip LSI 3p FHR |
| 1SDA104517R1 | E4.2H/E9 3200 Ekip Dip LSI 3p WMP 900V |
| 1SDA104407R1 | E4.2H/E9 3200 Ekip Dip LSI 4p FHR |
| 1SDA104527R1 | E4.2H/E9 3200 Ekip Dip LSI 4p WMP 900V |
| 1SDA104398R1 | E4.2H/E9 3200 Ekip Dip LSIG 3p FHR |
| 1SDA104518R1 | E4.2H/E9 3200 Ekip Dip LSIG 3p WMP 900V |
| 1SDA104408R1 | E4.2H/E9 3200 Ekip Dip LSIG 4p FHR |
| 1SDA104528R1 | E4.2H/E9 3200 Ekip Dip LSIG 4p WMP 900V |
| 1SDA104400R1 | E4.2H/E9 3200 Ekip Hi-Touch LSIG 3p FHR |
| 1SDA104410R1 | E4.2H/E9 3200 Ekip Hi-Touch LSIG 4p FHR |
| 1SDA104519R1 | E4.2H/E9 3200 Ekip Tch LSIG 3p WMP 900V |
| 1SDA104529R1 | E4.2H/E9 3200 Ekip Tch LSIG 4p WMP 900V |
| 1SDA104401R1 | E4.2H/E9 3200 Ekip Touch LSI 3p FHR |
| 1SDA104521R1 | E4.2H/E9 3200 Ekip Touch LSI 3p WMP 900V |
| 1SDA104411R1 | E4.2H/E9 3200 Ekip Touch LSI 4p FHR |
| 1SDA104531R1 | E4.2H/E9 3200 Ekip Touch LSI 4p WMP 900V |
| 1SDA104399R1 | E4.2H/E9 3200 Ekip Touch LSIG 3p FHR |
| 1SDA104409R1 | E4.2H/E9 3200 Ekip Touch LSIG 4p FHR |
| 1SDA104520R1 | E4.2H/E9 3200 EkipHi-Tch LSIG 3pWMP 900V |
| 1SDA104530R1 | E4.2H/E9 3200 EkipHi-Tch LSIG 4pWMP 900V |
| 1SDA104402R1 | E4.2H/E9 4000 Ekip Dip LSI 3p FHR |
| 1SDA127186R1 | E4.2H/E9 4000 Ekip Dip LSI 3p NO TERM |
| 1SDA104522R1 | E4.2H/E9 4000 Ekip Dip LSI 3p WMP 900V |
| 1SDA104412R1 | E4.2H/E9 4000 Ekip Dip LSI 4p FHR |
| 1SDA104532R1 | E4.2H/E9 4000 Ekip Dip LSI 4p WMP 900V |
| 1SDA104403R1 | E4.2H/E9 4000 Ekip Dip LSIG 3p FHR |
| 1SDA104523R1 | E4.2H/E9 4000 Ekip Dip LSIG 3p WMP 900V |
| 1SDA104413R1 | E4.2H/E9 4000 Ekip Dip LSIG 4p FHR |
| 1SDA104533R1 | E4.2H/E9 4000 Ekip Dip LSIG 4p WMP 900V |
| 1SDA104405R1 | E4.2H/E9 4000 Ekip Hi-Touch LSIG 3p FHR |
| 1SDA104415R1 | E4.2H/E9 4000 Ekip Hi-Touch LSIG 4p FHR |
| 1SDA104524R1 | E4.2H/E9 4000 Ekip Tch LSIG 3p WMP 900V |
| 1SDA104534R1 | E4.2H/E9 4000 Ekip Tch LSIG 4p WMP 900V |
| 1SDA104406R1 | E4.2H/E9 4000 Ekip Touch LSI 3p FHR |
| 1SDA104526R1 | E4.2H/E9 4000 Ekip Touch LSI 3p WMP 900V |
| 1SDA104416R1 | E4.2H/E9 4000 Ekip Touch LSI 4p FHR |
| 1SDA104536R1 | E4.2H/E9 4000 Ekip Touch LSI 4p WMP 900V |
| 1SDA104404R1 | E4.2H/E9 4000 Ekip Touch LSIG 3p FHR |
| 1SDA104414R1 | E4.2H/E9 4000 Ekip Touch LSIG 4p FHR |
| 1SDA104525R1 | E4.2H/E9 4000 EkipHi-Tch LSIG 3pWMP 900V |
| 1SDA104535R1 | E4.2H/E9 4000 EkipHi-Tch LSIG 4pWMP 900V |
| 1SDA073419R1 | E4.2H/MS 3200 3p F HR |
| 1SDA073503R1 | E4.2H/MS 3200 3p WMP |
| 1SDA073458R1 | E4.2H/MS 3200 4p F HR |
| 1SDA073542R1 | E4.2H/MS 3200 4p WMP |
| 1SDA073422R1 | E4.2H/MS 4000 3p F HR |
| 1SDA073506R1 | E4.2H/MS 4000 3p WMP |
| 1SDA073461R1 | E4.2H/MS 4000 4p F HR |
| 1SDA073545R1 | E4.2H/MS 4000 4p WMP |
| 1SDA078429R1 | E4.2L-A 2500 Ekip Dip LSI 3p WMP |
| 1SDA074362R1 | E4.2MT 4000 MP 3p Earth DOWN |
| 1SDA074356R1 | E4.2MT 4000 MP 3p Earth UP |
| 1SDA074363R1 | E4.2MT 4000 MP 4p Earth DOWN |
| 1SDA074357R1 | E4.2MT 4000 MP 4p Earth UP |
| 1SDA074374R1 | E4.2MTP 4000 MP 3p Earth DOWN |
| 1SDA074368R1 | E4.2MTP 4000 MP 3p Earth UP |
| 1SDA074375R1 | E4.2MTP 4000 MP 4p Earth DOWN |
| 1SDA074369R1 | E4.2MTP 4000 MP 4p Earth UP |
| 1SDA071141R1 | E4.2N 3200 Ekip Dip LI 3p F HR |
| 1SDA072491R1 | E4.2N 3200 Ekip Dip LI 3p WMP |
| 1SDA071771R1 | E4.2N 3200 Ekip Dip LI 4p F HR |
| 1SDA073121R1 | E4.2N 3200 Ekip Dip LI 4p WMP |
| 1SDA071142R1 | E4.2N 3200 Ekip Dip LSI 3p F HR |
| 1SDA072492R1 | E4.2N 3200 Ekip Dip LSI 3p WMP |
| 1SDA071772R1 | E4.2N 3200 Ekip Dip LSI 4p F HR |
| 1SDA073122R1 | E4.2N 3200 Ekip Dip LSI 4p WMP |
| 1SDA071143R1 | E4.2N 3200 Ekip Dip LSIG 3p F HR |
| 1SDA072493R1 | E4.2N 3200 Ekip Dip LSIG 3p WMP |
| 1SDA071773R1 | E4.2N 3200 Ekip Dip LSIG 4p F HR |
| 1SDA073123R1 | E4.2N 3200 Ekip Dip LSIG 4p WMP |
| 1SDA071150R1 | E4.2N 3200 Ekip G Hi-Touch LSIG 3p F HR |
| 1SDA072500R1 | E4.2N 3200 Ekip G Hi-Touch LSIG 3p WMP |
| 1SDA071780R1 | E4.2N 3200 Ekip G Hi-Touch LSIG 4p F HR |
| 1SDA073130R1 | E4.2N 3200 Ekip G Hi-Touch LSIG 4p WMP |
| 1SDA071147R1 | E4.2N 3200 Ekip G Touch LSIG 3p F HR |
| 1SDA072497R1 | E4.2N 3200 Ekip G Touch LSIG 3p WMP |
| 1SDA071777R1 | E4.2N 3200 Ekip G Touch LSIG 4p F HR |
| 1SDA073127R1 | E4.2N 3200 Ekip G Touch LSIG 4p WMP |
| 1SDA071148R1 | E4.2N 3200 Ekip Hi-Touch LSI 3p F HR |
| 1SDA072498R1 | E4.2N 3200 Ekip Hi-Touch LSI 3p WMP |
| 1SDA071778R1 | E4.2N 3200 Ekip Hi-Touch LSI 4p F HR |
| 1SDA073128R1 | E4.2N 3200 Ekip Hi-Touch LSI 4p WMP |
| 1SDA071149R1 | E4.2N 3200 Ekip Hi-Touch LSIG 3p F HR |
| 1SDA072499R1 | E4.2N 3200 Ekip Hi-Touch LSIG 3p WMP |
| 1SDA071779R1 | E4.2N 3200 Ekip Hi-Touch LSIG 4p F HR |
| 1SDA073129R1 | E4.2N 3200 Ekip Hi-Touch LSIG 4p WMP |
| 1SDA071144R1 | E4.2N 3200 Ekip Touch LI 3p F HR |
| 1SDA072494R1 | E4.2N 3200 Ekip Touch LI 3p WMP |
| 1SDA071774R1 | E4.2N 3200 Ekip Touch LI 4p F HR |
| 1SDA073124R1 | E4.2N 3200 Ekip Touch LI 4p WMP |
| 1SDA071145R1 | E4.2N 3200 Ekip Touch LSI 3p F HR |
| 1SDA072495R1 | E4.2N 3200 Ekip Touch LSI 3p WMP |
| 1SDA071775R1 | E4.2N 3200 Ekip Touch LSI 4p F HR |
| 1SDA073125R1 | E4.2N 3200 Ekip Touch LSI 4p WMP |
| 1SDA071146R1 | E4.2N 3200 Ekip Touch LSIG 3p F HR |