Schneider Electric C103MA050 Magnetic trip unit 50A 3P

The Schneider Electric C103MA050 is a current-based magnetic trip unit (type MA) designed for use with ComPacT NSX100 and NSX160 new-generation circuit breakers. It provides short-circuit protection (function I) for motor applications in a 3-pole configuration.

• Trip unit type: MA – current-based magnetic protection
• Compatible circuit breakers: ComPacT NSX100 new generation, ComPacT NSX160 new generation
• Application: Motor protection
• Number of poles: 3P
• Trip unit rating: 50 A at 65 °C
• Rated voltage (Ue): 690 V AC, 50/60 Hz
• Protection function: Short-circuit protection (I)
• Instantaneous pick-up (Ii): Adjustable – 9 settings, range 6–14 × In
• Mounting mode: Fixed
• Standard: EN/IEC 60947-2; IEC 60947-1
• IP protection degree: IP40 (IEC 60529)
• Pollution degree: 3 (IEC 60947-1)
• Operating ambient temperature: −25 to +70 °C
• Storage ambient temperature: −50 to +85 °C