Schneider C164TM160 ComPacT NSX160 Trip Unit 4P 160 A TMD

The Schneider Electric C164TM160 is a TM-D trip unit for the ComPacT NSX160 circuit breaker, providing thermomagnetic protection for 4-pole installations with fully protected neutral. Rated at 160 A at 40°C, it delivers both thermal overload and instantaneous short-circuit protection up to 690 V AC.

Technical specifications:

• Commercial reference: C164TM160
• 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 group: ComPacT new generation NSX160
• Number of poles: 4P
• Protected poles description: 4d (fully protected neutral)
• Neutral conductor position: Left
• Trip unit rated current: 160 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 range: 0.7...1 x In
• Long-time delay [tr]: Fixed - 120...400 s at 1.5 x In; 15 s at 6 x Ir
• Neutral protection setting: 1 x Ir (4d)
• Instantaneous pick-up [Ii]: Fixed at 1250 A
• 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
• Package weight: 503.7 g

Features and benefits:

• Thermomagnetic protection combines thermal overload (L) and instantaneous short-circuit (I) protection in a single trip unit
• Fully protected 4-pole design (4d) with neutral on the left position ensures complete circuit protection including the neutral conductor
• Adjustable long-time pick-up (Ir) from 0.7 to 1 x In allows precise calibration to load requirements
• Fixed instantaneous pick-up at 1250 A provides reliable and consistent short-circuit response
• IP40 protection rating and pollution degree 3 rating suit industrial panel environments
• Compliant with EN/IEC 60947-2 and Class II electric shock protection for enhanced safety

Applications:

• Main and sub-distribution boards in industrial and commercial electrical installations
• Protection of power distribution feeders requiring full 4-pole neutral protection
• Industrial switchgear panels and motor control centers up to 690 V AC
• Retrofit or replacement trip unit in existing ComPacT NSX160 circuit breaker frames

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

Also known as: Schneider C164TM160, Schneider Electric C164TM160, NSX160 trip unit, ComPacT NSX thermomagnetic trip unit.