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Siemens SB08TLSIG - Trip Unit 800A LSIG (600V 3-Pole)

Siemens
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Siemens SB08TLSIG is a solid-state electronic trip unit designed for LSIG protection—long-time, short-time, instantaneous, and ground fault—in SB Encased Systems breakers. It is rated for 600V and 800A continuous current across three poles, providing precise overcurrent protection for industrial and commercial power distribution. Weighing 15 lb, this trip unit features True RMS current sensing to reduce nuisance tripping from harmonic distortion and offers adjustable protection settings. It is UL 489 and CSA C22.2 No. 5 certified, ensuring compliance with North American safety standards. The SB08TLSIG is compatible with SBA, SBH, and SBS breaker frames, making it suitable for a range of low-voltage switchgear applications.

Key Features & Specifications
  • Manufacturer: Siemens
  • Item Subcategory: Trip Units & Programmers
  • Family: SB Series
  • Type: SB
  • Weight: 15 lb
  • Functions: LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault
  • Voltage Rating: 600V
  • Poles: 3
  • Amperage Minimum: 800
  • Amperage Maximum: 800
  • Protection: Solid State
  • Compatible Frames: SBA, SBH, SBS
  • Maximum Continuous Current: 800A
  • Mounting Type: Fixed or Draw-Out (breaker dependent)
  • Interrupt Rating: Up to 65kA (breaker dependent)
  • Trip Unit Type: LSIG (Long Time, Short Time, Instantaneous, Ground Fault)
  • True RMS Current Sensing
  • Adjustable Protection Settings
  • UL 489 and CSA C22.2 No. 5 Certified


Part Number: SB08TLSIG