Schneider C104TM100 Trip Unit TM100D

The C104TM100 Schneider is a TM100D thermal-magnetic trip unit designed for dependable protection in low-voltage power distribution systems. Compatible with ComPacT NSX100, NSX160, and NSX250 circuit breakers, this unit supports 4-pole configurations and is rated for 100 A at 40 °C.

It features adjustable thermal overload protection (0.7–1×In) and fixed magnetic short-circuit protection (800 A), ensuring robust defense against electrical faults. The unit’s 4D configuration provides full neutral protection, making it ideal for generator and backup power applications. Compliant with IEC 60947-2 standards, it delivers reliable performance in demanding environments.

Technical Specifications

• Model: C104TM100
• Type: Thermal Magnetic Trip Unit TM100D
• Brand: Schneider Electric
• Range: ComPacT NSX New Generation

Power & Performance

• Rated Current: 100 A at 40°C
• Poles: 4P (Four Poles)
• Protected Poles: 4D (Four Protected Poles)
• Trip Unit Technology: Thermal-Magnetic
• Protection Functions:
  • L (Thermal): Overload Protection
  • I (Magnetic): Short-Circuit Protection
• Rated Operational Voltage (Ue):
  • 690V AC 50/60Hz
• Network Type: AC
• Network Frequency: 50/60 Hz

Adjustments & Settings

• Long-Time Thermal Protection (Ir): Adjustable
• Adjustment Range: 0.7…1 x In
• Long-Time Delay (tr): Fixed
• Delay Settings:
  • 120…400 seconds at 1.5 x In
  • 15 seconds at 6 x Ir
• Instantaneous Magnetic Protection (Ii): Fixed
• Instantaneous Setting: 800 A
• Neutral Protection Settings: 1 x Ir (4D)
• Earth Leakage Protection: Not included

Build & Design

• Mounting Mode: Fixed
• Trip Unit Rating: 100A
• Compatibility:
  • ComPacT NSX100 Basic Frames
  • ComPacT NSX160 Basic Frames
  • ComPacT NSX250 Basic Frames

C104TM100 Physical Specifications

• Gross Weight: 501 g

Dimensions:

• Height: 7.0 cm
• Width: 9.5 cm
• Length: 15.0 cm

Environmental Specifications

• Standards: EN/IEC 60947-2
• Shock Protection Class: Class II
• Pollution Degree: 3 (IEC 60947-1)
• IP Degree of Protection: IP40 (IEC 60529)
• Ambient Temperature for Operation: -25°C to +70°C
• Ambient Temperature for Storage: -50°C to +85°C
• Carbon Footprint: 78 kg CO₂-eq (Total Life Cycle)
• Recycled Metal Content: 0%

Key Features & Benefits

✅ Thermal-Magnetic Protection: Ensures reliable overload and short-circuit protection.

✅ Adjustable Thermal Settings: Adaptable to suit various application needs.

✅ Fixed Magnetic Protection: Instantaneous response to short-circuit events.

✅ Neutral Protection Included: Full 4D pole protection for added safety.

✅ Robust Design: Engineered for durability in tough environments.

✅ Seamless Integration: Compatible with Schneider EcoStruxure Power and ComPacT NSX systems.

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