Schneider C253TM200 ComPacT NSX250 Trip Unit 3P 200 A TMD

The Schneider Electric C253TM200 is a TMD thermo-magnetic trip unit for the ComPacT NSX250 circuit breaker, rated at 200 A at 40°C. Designed for 3-pole configurations, it provides overload (thermal) and short-circuit (magnetic) protection for power distribution applications up to 690 V AC.

Technical specifications:

• Commercial reference: C253TM200
• Manufacturer: Schneider Electric
• EAN:
• Series / range: ComPacT NSX100...250 new generation
• Product type: Trip unit
• Trip unit name: TM-D
• Trip unit technology: Thermo-magnetic
• Compatible with: ComPacT NSX250 new generation
• Number of poles: 3P
• Protected poles: 3
• Trip unit rating: 200 A at 40°C
• Rated voltage [Ue]: 690 V AC 50/60 Hz
• Network type: AC
• Network frequency: 50/60 Hz
• Mounting mode: Fixed
• Long-time pick-up [Ir] adjustment: 0.7...1 x In (adjustable)
• Long-time delay [tr]: Fixed, 120...400 s at 1.5 x In; 15 s at 6 x Ir
• Instantaneous pick-up [Ii] adjustment: 5...10 x In (adjustable)
• Differential protection: None
• IP protection rating: IP40 per IEC 60529
• Operating temperature: -25...70°C
• Storage temperature: -50...85°C
• Pollution degree: 3 per IEC 60947-1
• Electric shock protection class: Class II
• Standard: EN/IEC 60947-2
• Package weight: 458 g

Features and benefits:

• Thermo-magnetic protection combines overload (L) and short-circuit (I) functions in a single trip unit
• Adjustable long-time pick-up (0.7...1 x In) allows precise calibration to the protected circuit's requirements
• Adjustable instantaneous pick-up (5...10 x In) provides flexible short-circuit response tuning
• IP40 enclosure protection suits installation in standard electrical panels and distribution boards
• Wide operating temperature range (-25...70°C) supports use in demanding industrial environments
• Class II electric shock protection enhances safety in power distribution systems

Applications:

• Power distribution boards and main distribution panels
• Industrial switchgear and control panels requiring adjustable overload and short-circuit protection
• Commercial and industrial electrical installations protected by ComPacT NSX250 circuit breakers
• Feeder and outgoing circuit protection in low-voltage switchgear assemblies

Compliant with EN/IEC 60947-2. Part of the Schneider Electric ComPacT NSX new generation range.

Also known as: Schneider C253TM200, Schneider Electric C253TM200, NSX250 TMD trip unit, ComPacT NSX 200A trip unit.