Schneider C254TM200 ComPacT NSX250 Trip Unit 4P 200 A TMD

Schneider Electric C254TM200 is a TM-D thermomagnetic trip unit for the ComPacT NSX250 circuit breaker, rated at 200 A and designed for 4-pole (4P) configurations with full neutral protection. It provides thermal overload and short-circuit protection for electrical power distribution applications.

Technical specifications:

• Commercial reference: C254TM200
• Manufacturer: Schneider Electric
• EAN:
• Series / range: ComPacT NSX100...250 new generation
• Product type: Trip unit
• Trip unit name: TM-D
• Trip unit technology: Thermomagnetic
• Compatible product range: ComPacT new generation NSX250
• Number of poles: 4P
• Protected poles description: 4D (neutral fully protected)
• Neutral conductor position: Left
• 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
• 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)
• Neutral protection setting: 1 x Ir (4D)
• Differential protection: None
• Standard: EN/IEC 60947-2
• Electric shock protection class: Class II
• Pollution degree: 3 per IEC 60947-1
• IP protection rating: IP40 per IEC 60529
• Operating temperature: -25...70 °C
• Storage temperature: -50...85 °C
• Weight: 598 g

Features and benefits:

• Thermomagnetic protection provides both thermal overload (L) and short-circuit (I) protection in a single unit
• Full neutral protection (4D) ensures the neutral conductor is protected at the same level as phase conductors
• Adjustable long-time pick-up (0.7...1 x In) allows calibration to the specific installation requirements
• Adjustable instantaneous threshold (5...10 x In) enables coordination with downstream devices
• Wide operating temperature range (-25...70 °C) suits demanding industrial environments
• IP40 enclosure protection and pollution degree 3 rating for use in industrial switchboards

Applications:

• Main and sub-distribution switchboards in commercial and industrial installations
• Feeder protection in electrical power distribution panels
• Industrial control panels requiring 4-pole circuit breaker protection with neutral
• Applications requiring coordinated overload and short-circuit protection up to 690 V AC

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

Also known as: Schneider C254TM200, Schneider Electric C254TM200, ComPacT NSX250 trip unit 200A, NSX250 TM-D thermomagnetic trip unit.