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Project Four:  This panel was built to control two fuel tank heaters that keep fuel oil from gelling.

Control Project 004
  • Two Watlow Temperature Controls to set, monitor, and control fuel oil temperature.
  • Two Watlow Limit Controls to monitor heater sheath temperature to ensure no ignition of fuel oil.
  • Sprecher + Schuh Fusible Disconnect with NEMA 4X operating handle.
  • Two Watlow SCR power controls to switch power for accurate control.
  • Alarming circuit for overtemp condition or control power switched off.
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