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HRDB Series Delay on Break Time Delay Relay
Littelfuse HRDB Series Delay on Break Time Delay Relay

The HRDB Series combines an electromechanical, relay output with microcontroller timing circuitry. The HRDB offers 12 to 230V operation in five options and factory fixed, external, or onboard adjustable time delays with a repeat accuracy of ±0.5%. The isolated output contact rating allows for direct operation of heavy loads, such as compressors, pumps, blower motors, heaters, etc. The HRDB is ideal for OEM applications where cost is a factor.

Features & Benefits:

 

  • Microcontroller based: Repeat Accuracy + / - 0.5%
  • Compact, low cost design: Allows flexiblility for OEM applications
  • Isolated, 30A, SPDT,NO output contacts: Allows direct operation of heavy loads: compressors, pumps, blower moters, heaters.

Documents and Downloads

Document File Type File Size Download
HRDB Series Datesheet PDF 659 KB
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