Spacecraft Energization and Power Interfacing Assembly (SEPIA™)
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Performance Characteristics
- Keeps Battery, Unswitched and Lazarus Solar Array Strings Disconnected from IAU Before Separation
- Autonomously Connects Battery, Unswitched and Lazarus Solar Array Strings to IAU Upon Separation
- Provides Battery Voltage Sense Inputs to IAU
- Provides Battery Trickle Charge Path Without Powering IAU
- Provides IAU 28V Input Without Connecting Battery for Test
- Provides IAU and EGSE Battery Monitor Board Power
- Saves Power by De-energizing Relay Coils Upon IAU Power Up
- Provides 28V Bus Voltage Sense to EGSE
- EGSE Verification of Relay Status
- Independent IAU Current Telemetry to EGSE
- Relays Resettable via EGSE Command Only
| Size | 6.18” x 3.43” x 2.16” |
| Mass | 0.8g |
| Power | 3.00W wc |
