Littelfuse SRP1 High-Endurance Solid-State Relays

Littelfuse SRP1 High-Endurance Solid-State Relays (SSRs) feature multipurpose SSRs that ensure superior uptime in high-frequency operations. The SRP1-CR SSRs provide reliable performance for overvoltage protection and an IP20 cover for finger-safe protection. These relays include a pre-attached thermal pad for easy installation and efficient heat dissipation. The SRP1-CB SSRs are designed for high-frequency switching, featuring Zero Cross and Instantaneous switching. These relays operate across a broad voltage range and are suitable for frequent on/off switching in various industries. The SRP1-CBxF SSRs are tailored for the food and beverage industry. These devices offer quick-connect terminals and reliable high-frequency switching. The SRP1 relays are ideal for various food and beverage industries, including cooking ovens, hot drink dispensers, and commercial fryers/toasters.

Features

  • Consistent and reliable performance 
  • High-endurance design
  • Meets UL and CE standards
  • Quick-connect terminals
  • RoHS compliant
  • SPST-NO output contact configuration
  • Superior uptime
  • Zero cross and instantaneous switching

Applications

  • Air handlers/HVAC equipment
  • Food and beverage equipment
    • Commercial fryers/toasters
    • Cooking ovens
    • Cooking suites
    • Hot drink dispensers
  • Heating and motion control in industrial automation
  • Industrial ovens/electronics production equipment
  • Plastic packaging machinery
  • Theatrical, public, and traffic lighting control

Technical Specifications

Parameters Values
Maximum output current range 10A to 50A
ON-state voltage drop range 1.15V to 1.3V
ON-state dynamic resistance rating 6.3mΩ
Operating temperature range -40°C to +70°C
Minimum power factor 0.5