HKA3175T - 175Amp Trip Unit

HKA3175T - 175Amp Trip Unit

The HKA3175T thermal-magnetic trip unit is a 175-amp component designed for use with compatible KA and HKA-frame circuit breakers. It is commonly used in maintenance and replacement work where keeping your existing electrical equipment in service is the priority. Designed for three-pole HKA frame systems, this trip unit provides a practical way to maintain the original breaker assembly without changing the overall system configuration.

Key Features and Benefits

• 175 Amp Rating: Matches systems that require a 175-amp thermal magnetic trip unit.
• KA and HKA Frame Compatibility: Designed for use with compatible KA and HKA frame circuit breaker assemblies.
• 3-Pole Design: Supports compatible three-phase electrical applications.
• Thermal Magnetic Operation: Provides thermal and magnetic trip functions for applicable circuit protection needs.
• Adjustable Magnetic Trip Range: Features a magnetic hi-low trip setting range of 875-1750 A.
• Replacement-Focused Design: Helps maintain existing breaker assemblies without requiring system redesign.
• Compact Trip Unit Configuration: Provides a practical component solution for compatible electrical equipment.

Technical Specifications

• Part Number: HKA3175T
  
• Type: HKA
  
• Component Type: Thermal Magnetic Trip Unit
  
• Compatible Frames: KA and HKA Frames
  
• Amperes: 175 A
  
• Poles: 3
  
• Approximate Shipping Weight: 4.00 lbs.
  
• Dimensions: 4.00"W x 5.13"L x 3.50"D
  
• Height: 5.13 in.
  
• Width: 4.0 in.
  
• Depth: 3.5 in.
  
• Trip Function: Thermal Magnetic Only
  
• Magnetic Hi-Low Trip Setting Range: 875-1750 A
  

Material Compliance and Certifications

The HKA3175T thermal magnetic trip unit should be installed in accordance with the requirements of the compatible circuit breaker assembly and all applicable electrical codes and standards. System compatibility, frame type, and trip settings should be verified before installation.

Where It Works Best

The HKA3175T is well suited for commercial buildings, industrial facilities, and electrical maintenance environments where compatible KA or HKA frame circuit breakers are already installed. It works best in applications where maintaining an existing breaker assembly is important and a properly matched trip unit is required.