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Siemens STD25TLSIG - Trip Unit LSIG 2500A 600V

Siemens
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Siemens STD25TLSIG is a Sentron Series solid-state trip unit designed for comprehensive circuit protection in low-voltage electrical systems. This 3-pole unit provides LSIG (Long-Time, Short-Time, Instantaneous, and Ground Fault) protection functions with a voltage rating of 600V and an amperage range of 2500A minimum to 2500A maximum. Weighing 12 lb, it is constructed for compatibility with STD, SHTD, and SHHTD frame circuit breakers, ensuring robust physical integration into industrial switchgear. The trip unit complies with industry standards for solid-state protection, delivering precise and adjustable settings for overload, short-circuit, and ground fault conditions. It is typically applied in industrial and commercial power distribution systems requiring selective coordination and reliable fault isolation.

Key Features & Specifications
  • Manufacturer: Siemens
  • Item Subcategory: Trip Units & Programmers
  • Family: Sentron Series
  • Type: STD
  • Weight: 12 lb
  • Functions: LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault
  • Voltage Rating: 600V
  • Poles: 3
  • Amperage Minimum: 2500
  • Protection: Solid State
  • Compatible Frames: STD, SHTD, SHHTD
  • Amperage Maximum: 2500


Part Number: STD25TLSIG