Cessna Citation 550, 560, 650, 680, 680A, 700 | 28 Wh Power Supply STC Kit | TS28 Emergency Battery Power Supply
Technical Description
Designed for a 28V electrical bus, the TS28 Emergency Battery Power Supply (EBPS) provides DC power for aircraft loads, such as emergency lighting and other critical equipment when main aircraft power fails. The unit can be fully recharged or maintain existing full charge, via the aircraft’s primary power bus.
The TS28 EBPS is designed to provide power to emergency lighting in Citation 550, 560, 650, 680, 680A and 700 aircraft models, and is a direct replacement for Radiant Battery Power Supplies CBS28-1. The TS28 delivers superior quality, longer lifespan, and cell-swapping capabilities that reduce cost for these aircraft operators.
Benefits
- Provides a constant 24 VDC power for emergency lighting systems in the event of electrical system failure
- Utilizes Nickel Metal Hydride (NiMH) battery technology
- Rugged metal chassis with a 4-pin Mil-Spec circular-style connector for electrical interface
- Easily removable, rechargeable battery pack is field-replaceable to shorten maintenance timelines and extend product life
- Recommended 2-year maintenance cycle (full charge and discharge capacity check)
- Designed and built in Wichita, Kansas USA
- Two-year limited warranty
- FAA TSO Certified
Specifications
Capacity:
28 Watt-hour
Input Voltage:
26.5–32 VDC
Output Power:
24 VDC nominal 3 amps max
Weight:
1.7 lbs
Dimensions:
5.5”L x 4.4”W x 1.5”H (without connector)
Protection:
Short circuit, over temperature, under-voltage, over-voltage, and EMI filtering
Direct Replacement:
Radiant CBS28-1
Mating Connector:
4-pin Mil-Spec circular-style (MCIA PN 9015514-1)
Certification:
Certified to FAA TSO-C173a
Qualified to DO-293A and RTCA DO-160G
Product Comparison
| Input Voltage | Capacity | Cells | Maintenance | Capacity Check | Useful Life | |
| True Blue Power TS28 | 28V Nominal | 1,100 mAh | NiMH | N/A | 24 months | 4 – 8 years |
| Radiant Power Corp CBS28-1 | 28V Nominal | 600 mAh | NiCAD | 3 months | 12 months | < 3 years |
| Weight | .1 lbs |
|---|---|
| Dimensions | 10 × 8 × 6 in |
| Brand |
Mid-Continent Instruments and Avionics |
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