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Schneider Electric S144 - Trip Unit 600V (LSIG Protection)

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The Schneider Electric Micrologic S144 is a solid-state trip unit designed for precise overcurrent protection in low-voltage power distribution systems. It operates at a voltage rating of 600V and provides LSIG (Long-Time, Short-Time, Instantaneous, and Ground Fault) protection functions. This trip unit measures 4.44 inches in width and 3.09 inches in depth, weighing 3.001 lb, and is constructed for integration with compatible frames including NS, NT, NW, PG, PJ, PK, PL, RG, RJ, RK, and RL. It is CSA and UL listed, ensuring compliance with industry safety standards. Typical applications include industrial switchboards and motor control centers requiring selective coordination and ground fault protection.

Key Features & Specifications
  • Type: Solid state trip unit
  • Voltage Rating: 600V
  • Current Rating: Not specified
  • Dimensions: Depth 3.09 in (78.49 mm) x Width 4.44 in (112.78 mm)
  • Standards: CSA - UL listed
  • Applications: Industrial power distribution, selective coordination
  • Switch Type: Not specified
  • Configuration: Not specified
  • Coil Voltage Maximum: Not specified
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: Not specified
  • Voltage: 600V
  • Amperage: Not specified
  • AIC rating: Not specified
  • Connection: Not specified
  • Poles: Not specified
  • Protection: Solid State
  • Functions: LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault
  • Frame Size: Not specified
  • Trip Type: Not specified
  • Panel Type: Not specified
  • Breaker Type: Not specified
  • Control Voltage Minimum: Not specified
  • Control Voltate Maximum: Not specified
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not specified
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Not specified
  • Hz: Not specified
  • Coil Material: Not specified
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not specified
  • Coil Voltage Minimum: Not specified
  • Wire: Not specified
  • Amperage Maximum: Not specified
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: CSA - UL listed
  • Circuit Breaker Mounting Style: Not specified
  • Terminal Connection: Not specified
  • Frequency Rating: Not specified
  • Phase Connection: Not specified
  • Standards: CSA - UL listed
  • Compatible Frames: NS,NT,NW,PG,PJ,PK,PL,RG,RJ,RK,RL
  • Installation Type: Not specified
  • Item QTY: Not specified
  • Nema Starter Size: Not specified
  • Breaker Frame: Not specified
  • Current Rating: Not specified
  • Reverse Standoff Voltage: Not specified
  • Watts: Not specified
  • Peak Pulse Current: Not specified
  • Breakdown Voltage (MIN VBR@IT ) (V): Not specified
  • Breakdown Voltage (VBR@IT) (V): Not specified
  • Polarity: Not specified
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not specified
  • On-State Current: Not specified


Product Identification
  • UPC: 606486281485
  • GTIN: 03606486281482