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Specifications
Solar Panels (16 panels)
Solar panels, of 1/16" quote; 6061 Aluminum
Solar Cells (20 per panel)
SpaceQuest Triple Junction GaAs cells
Peak Power @ 28°C: 2.1 V, 360-366 mA, per cell
Open Voltage @ 28°C : 2.4 V per cell
Cell size: 38.65 x 63.42mm (Details)
Junction Box (1)
Voltage and current telemetry for each panel
Switches
- Permanent kill solar array-battery disconnect
Connector
- 32 power (two from each solar panel)
- 2 power (from external power source)
- 16 telemetry (two from each panel thermistor)
- 8 telemetry (two from each battery thermistor)
- 4 power outputs (two to each voltage regulator)
- 3 outputs to C&DH
Voltage Regulator (2)
Input:
- Voltage: 40-48 V
- Current: 1-2 A
Output:
- Voltage: 45 V, DV 0.15 V
- Current: 0.90 A max
- Efficiency: >80%
- Input: 2
- Output: 2
- Control: 1
Connectors
Batteries (2)
Battery Box: 12" x 12" x 4" Aluminum box with teflon insulation.
Cells: NiCd Sanyo KR4400-D Battery Cells
Input:
- 45 V, 0.88 A
Output:
- 28 - 34 V, 0.88 A
Connectors:
- 2 power in
- 2 power out
- 4 telemetry (two flight thermistors)
- 2 telemetry (one ground charging thermistor)
Distribution Bus (2)
Input:
- 28 - 34 V, 0.88 A
Voltage: 28 - 45 V
- 28 - 45 V
Current: 0.88 A max.
- 0.88 A
Outputs:
- +28 V
- +15 V
- +12 V
- +8 V
- +,- 6 V
- +5.2 V
- +5 V
- +4 V
Wiring
Switches
Wires: 24 gauge teflon coated
ESPA Ring Connection