Liebert Emerson 02-790867-00 REV.A PWA DCR Relay Board PCB Assembly

This PWA DCR Relay Board is a relay output interface module manufactured by Liebert / Emerson Network Power, used in UPS, power conditioning, and control systems to manage multiple digital control and alarm outputs. Technical Description: Manufacturer: Liebert / Emerson Network Power Model / Part Number: 02-790867-00 Revision: A Type: PWA (Printed Wiring Assembly) – DCR Relay Board Function: Provides isolated relay contact outputs for system control and monitoring Relay Type: 8 × Finder 40.52 or Omron G2R miniature electromechanical relays Relay Contact Rating: 8A @ 250VAC / 30VDC (resistive load) Contact Configuration: DPDT (2 Form C) Coil Voltage: 24VDC nominal Control Signal Interface: 16-position connector header (ribbon or plug-in) Output Terminals: Dual-tier pluggable terminal blocks for field wiring LED Indicators: One per relay for coil energization status Protection: • Flyback diodes for coil suppression • Fused common terminal for protection of shared power bus Power Supply: 24VDC @ 400–500 mA typical PCB Material: FR4 glass epoxy, double-sided Mounting: Panel mount or subrack insertion with rear support clips Dimensions (approx.): 260 mm (L) × 60 mm (W) Operating Temperature: 0°C to +70°C Applications: • Liebert UPS control and monitoring systems • Power distribution relay output expansion • Alarm and fault signaling • External contact interface for BMS or PLC systems Compliance: UL Recognized, CE Certified Please review pictures carefully and let us know if you have any questions!