Schneider Electric LV429451 SDE adapter, ComPact NSX 100/160/250. This is an adapter part used with auxiliary contact SDE on Compact NSX 100/160/250 devices. This part is mandatory for control units TM, MA or Micrologic 2 if SDE contact is used. This part is not necessary for the other control units. The catalog identifies it as SDE adapter for TM, MA and ETS 2.2 trip units within EasyPact CVS100/160/250 electrical auxiliaries. Official Schneider characteristics include Range of product: ComPact NSX100...250 ComPact NSX100...250 DC; Range: ComPact EasyPact; Device short name: SDE adaptor; Product or component type: SDE adaptor; Device application: Control; Range compatibility: EasyPact EasyPact CVS circuit breaker ComPact ComPact NSX circuit breaker ComPact ComPact NSX DC circuit breaker; Accessory / separate part category: Relay accessory; Trip unit name: MicroLogic 2.0 TM MA. The exact reference is documented in LVPED318033EN on catalog page or spread E-12.