RD316T35W - 1600 Amp Circuit Breaker

RD316T35W - 1600 Amp Circuit Breaker

When you're maintaining or servicing an existing electrical distribution system, finding the correct replacement breaker frame matters. The RD316T35W is a 3-pole, 1600-amp Type RD R-Frame molded-case circuit breaker frame designed to provide a form, fit, and function replacement for compatible installations. Built for 50/60 Hz operation at 40°C, this thermal-magnetic breaker frame offers the flexibility needed in demanding commercial and industrial power systems. Once paired with a compatible rating plug, it allows adjustable long-delay pickup, adjustable short-delay pickup with either I²T or flat response, and adjustable ground-fault protection, helping you configure protection to match your application. This unit is supplied as the frame only, making it an excellent choice when replacing an existing breaker frame while reusing or installing compatible accessories. Built to last, the RD316T35W helps you keep legacy electrical systems operating with the protection and compatibility they were originally designed to use.

Key Features and Benefits

• Type RD R-Frame Design: Designed as a Type RD R-Frame molded case circuit breaker frame.
• 1600A Frame: 1600A frame with a 3-pole configuration.
• Thermal-Magnetic Protection: Thermal-magnetic protection for dependable overcurrent protection.
• Adjustable Long Delay Pickup: Adjustable long delay pickup when used with a compatible rating plug.
• Adjustable Short Delay Pickup: Adjustable short delay pickup with selectable I²T or flat response.
• Adjustable Ground Fault Protection: Adjustable ground fault pickup and adjustable ground fault time (flat response).
• 50/60 Hz Operation: Suitable for 50/60 Hz applications with a 40°C ambient rating.
• Form, Fit, and Functional Replacement: Intended as a form, fit, and functional replacement for compatible equipment.
• Frame Only: Frame only—does not include a rating plug or lug terminals.
• Built to Last: Built to last for demanding commercial and industrial environments.
  

Technical Specifications

• Part Number: RD316T35W
  
• Type: RD
  
• Frame: R-Frame
  
• Product Type: Molded Case Circuit Breaker Frame
  
• Poles: 3
  
• Frame Rating: 1600 Amps
  
• Frequency: 50/60 Hz
  
• Ambient Temperature: 40°C
  
• Interrupting Capacity: 50kA @ 600VAC
  65kA @ 480VAC
  125kA @ 240VAC
  
• Trip Type: Thermal-Magnetic
  
• Long Delay Pickup: Adjustable (with compatible rating plug)
  
• Short Delay Pickup: Adjustable (I²T or Flat Response)
  
• Ground Fault Protection: Adjustable Pickup, and Adjustable Flat Response Time
  
• Included Components: Frame only (rating plug and lug terminals not included)
  
• Dimensions:
  • Height: 16.0 in.
  • Width: 15.5 in.
  • Depth: 9.75 in.

Material Compliance and Certifications

• Application: Designed for use in 50/60 Hz AC electrical distribution systems.
• Operating Rating: Rated for operation at an ambient temperature of 40°C.
• Construction: Molded case circuit breaker frame for use with compatible rating plugs and accessories.
• Installation Requirements: Install in accordance with applicable electrical codes and manufacturer specifications.
  

Where It Works Best

• The RD316T35W is commonly used in commercial and industrial electrical distribution systems where a 1600A Type RD R-Frame breaker is required. It's a practical solution for switchboards, panelboards, industrial control equipment, and other power distribution assemblies that rely on adjustable overcurrent and ground fault protection. Because this model is supplied as a frame only, it's especially well-suited for replacement projects where compatible rating plugs and terminals are already available or will be installed separately.