S164B | Square D Micrologic LSIG Solid-State Trip Unit for Circuit Breakers

Schneider Electric · Circuit Breakers & Protection

S164B | Square D Micrologic LSIG Solid-State Trip Unit for Circuit Breakers

Description  The Square D S164B is a solid-state Micrologic trip unit designed to provide advanced protection functions for compatible low-voltage circuit breakers. It delivers precise long-time, short-time, instantaneous, and ground-fault (LSIG) protection to safeguard electrical distribution systems. This trip unit is used in industrial and commercial power systems requiring reliable and configurable overcurrent protection.     Technical Specifications  Condition New/Never Used Surplus Brand Square D Category Circuit Breaker Part Number S164B Subcategory Trip Units & Programmers Product Family Micrologic Trip Unit Type Solid-state Protection Functions LSIG (Long-Time, Short-Time, Instantaneous, Ground Fault) Rated Voltage Up to 600 V Application Circuit breaker protection and monitoring Installation Type Breaker-mounted System Compatibility Square D low-voltage circuit breakers Usage Environment Industrial and commercial electrical systems Weight 5.4 lb     Information About S164B The S164B is part of Square D’s Micrologic family of solid-state trip units engineered for enhanced circuit protection and monitoring. It is designed to integrate with compatible Square D molded case and power circuit breakers, enabling advanced protective functionality without altering breaker hardware. The unit uses electronic sensing technology to provide accurate response to overloads and fault conditions. Its configuration supports use in switchboards, panelboards, and motor control centers operating at voltages up to 600 V. Key Features: Micrologic Trip Unit: Provides electronic protection and monitoring for circuit breakers. LSIG Protection Functions: Supports long-time, short-time, instantaneous, and ground-fault protection. Solid-State Technology: Delivers accurate and repeatable trip performance. 600 V System Compatibility: Designed for low-voltage distribution systems. Breaker Integration: Installs into compatible Square D circuit breakers. Industrial Application Ready: Suitable for switchgear, panelboards, and MCCs. Electronic Fault Detection: Enhances system safety and equipment protection. The S164B delivers the reliability and precision required for advanced circuit protection in demanding electrical distribution environments.

Brand: Schneider Electric · Category: Circuit Breakers & Protection

Key features

Specifications

Manufacturer part numberS164B
ConditionNew/Never Used Surplus
BrandSquare D
CategoryCircuit Breaker
Part NumberS164B
SubcategoryTrip Units & Programmers
Product FamilyMicrologic
Trip Unit TypeSolid-state
Protection FunctionsLSIG (Long-Time, Short-Time, Instantaneous, Ground Fault)
Rated VoltageUp to 600 V
ApplicationCircuit breaker protection and monitoring
Installation TypeBreaker-mounted
System CompatibilitySquare D low-voltage circuit breakers
Usage EnvironmentIndustrial and commercial electrical systems
Weight5.4 lb
Product typeTrip Units & Programmers

Contact Safety Shops for pricing, delivery and project support in the UAE.