Schneider Electric C106TM063 Trip unit TM63D, ComPacT NSX100/160/250, 4 poles 3D (neutral not protected), thermal magnetic protections, 63A rating. Official Schneider characteristics include Range: ComPacT; Range of product: ComPacT NSX100...250; Product or component type: Trip unit; Trip unit name: TM-D; Trip unit technology: Thermal-magnetic; Range compatibility: ComPacT NSX100 ComPacT NSX160 ComPacT NSX250; Device application: Distribution; Poles description: 4P.