J.E.T. Emergency Power

Keep critical aircraft functions ready in an emergency

Keeping critical backup systems functional in an emergency means having a reliable and instantly available backup source to power them. The L3 solution is J.E.T. Brand Emergency Power Supplies and Power Conditioning equipment, which provide mission-critical functions for commercial, military and special-use aircraft. J.E.T. Brand Emergency Power Supplies enable operators to power 2 to 3 essential systems for more than an hour. These advanced systems enable pilots to maintain radio contact and continue to navigate using MFD, GPS, VOR receiver or directional gyro.

Key J.E.T. Power Supply Features:

  • Capable of withstanding severe performance requirements, including thermal shock and high charge and discharge rates
  • Automatically controlled internal heaters
  • Front panel and remote self-tests
  • Optional proven L3 designed and manufactured power conditioning equipment is available to complete the package

A complete line of powerful products

The J.E.T. Brand Emergency Power Supplies includes solid-state power converters, transformer-rectifiers, battery charges and generator control units/voltage regulators. The compact, lightweight systems and components in the J.E.T. family are designed to ensure uninterrupted operation of instruments, as well as audio communications in an emergency.

Ready to power through an emergency

J.E.T. Brand Emergency Power Supplies are capable of withstanding severe performance requirements, including thermal shock and high charge and discharge rates. Redundant emergency power supplies are designed to drive essential flight instruments and systems. The units are designed to maintain full charge from normal flight operations (rechargeable to 50% capacity within one hour at 25 °C). When normal operations are affected, these compact and lightweight units have the power to shine.

Model PS-835C PS-835D PS-855A PS-855B
Input Voltage 28 VDC 28 VDC 28 VDC 28 VDC
Output Voltage 24 VDC 24 VDC 24 VDC 24 VDC
Size (W x L x H) 2.3 in. x 13.1 in. x 7.7 in. 2.3 in. x 13.1 in. x 7.7 in. 2.3 in. x 12.7 in. x 7.7 in. 2.3 in. x 12.7 in. x 7.7 in.
Weight 7.6 lb. 12.4 lb. 8.6 lb. 13.4 lb.
Battery Heater Yes Yes Yes Yes
Self-Test Local & Remote Local & Remote Local & Remote Local & Remote
5 VDC Output Available w/SC-841 Available w/SC-841 Yes Yes
115 VAC Output Available w/SI-100 Available w/SI-100 No No
Amp/Hour Output (C/10 Rate) 2.5 5.0 2.5 5.0
Watts Output 75 150 75 150
Recommeded Maintenance Level Test Test Test Test

Product Support

Technical Support:
Email: FieldService.Avionics@L3T.com
Phone: +1 (616) 949-6600
AOG Hotline: +1 (800) 453-0228 or +1 (616) 949-6600
Ft. Lauderdale AOG: +1 (954) 629-8689

Repair and Overhaul Administration:
Email: service.avionics@L3T.com
Phone: +1 (800) 253-9525
Fax: +1 (616) 977-6895

Sales

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