Else Umbilical Test Unit


The ELSE Umbilical Test Unit (EUTU) is an element of the ICM spacecraft testing at Naval Research Laboratory (NRL) in Washington D.C. The EUTU also is used for launch support testing at Kennedy Space Center (KSC). The EUTU simulates the ELSE 2-Bay Rack for testing and verifying of the KSC T-0 umbilical for CITE tests at the Vertical Processing Facility, and for testing and verifying of the T-0 umbilical and PSEUDO T-0 umbilical at the Orbiter Launch Pad.


  • ELSE Power Supply Charge
  • Transmits Uplink Commands
  • Receives Downlink Telemetry
  • Transmits Ordnance Pulse

Block Diagram


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