IDMT characteristic of protection relay can be used for low voltage electrical protection system also. LSIG release with Electronic Trip Unit (ETU) can be used for the protection of LV system incomer, outgoing motor feeder or any other LV protection application. These are also known as Solid State protection system as called by some of the manufacturers.
Thermal magnetic protection can also be used for overcurrent and short circuit protection applications.
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Motor Protection with MCCB LSIG Release in ETAP II TCC Curve
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ETAPpower system studypower system analysiselectrical engineeringelectrical tutorialstudy coursepower system study reportlsig releasemccb with lsig protectionlsig mccblsig settingelectrical motor protectionlv motor protectionidmt relaydefinite time relaymotor protection circuit breakerlsig release for motor protectiontcc curve for motoracb with lsig releaseetu releasethermal releasesolid state trip unitrelay setting plug
