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STATE OF THE ART Appendix The following is a list of attributes for a 50W fuel cell which AFRL has deemed to be consistent with the start of the art as referenced in the BAA.
MANDATORY FUEL CELL CHARACTERISTICS:
| Minimum Rated (Continuous) Output Wattage |
| 50 watts |
| Voltage Output |
| SMBus 1.1 (10 to 30 volts) |
| Electrical Output Connector |
| QTY 1 |
Glenaire P/N (807-790-06ZNU6-7PC or 807-216-07ZNU6-6DY Female)
Required Interface (-6DY connector):
1: Power Out (+)
2: GND (-)
3: Power In - Charge (+)
4: SMBus Data
5: SMBus Clock
6: USB D-, RX
7: USB D+, TX
| Max System Weight for operating at a minimum of 50 watts continuous for 72 hours (including ancillary equipment, start up battery equipment and fuel canister(s)) |
| 13 lb (with fuel) |
| Portability |
| For transport and use in soldier rucksack |
| Meet MIL-STD-810 (tailored to fuel cells) |
| YES |
| Indicator of fuel flowing |
| Yes |
| Operations Orientation |
| +/- 95 degrees from vertical |
| Surface/Touch temperature |
| IAW MIL-STD-1472 |
| Operating Temperature Range |
| -20°C to 50 °C |
| Number of cold starts at – 20 °C without recharging start up battery |
| 3 |
| SMBus 1.1 Level-3 Battery Charging |
| Yes |
| End of Life/Maintenance Indication |
| Yes |
| Night vision compatible |
| Yes |
| Resistant to fuel mixture |
| Yes |
| Mean Time Between Failures |
| >300 hours |
MANDATORY FUEL CANISTER CHARACTERISTICS:
| Orientation Independent |
| +/- 95 degrees from vertical |
| Dimensional Footprint |
| For use in soldier rucksack |
| Mechanical keying to fuel cell |
| Yes |
| Prevent external contamination |
| Yes |
| IATA tested and approved |
| Yes |
| Resistant to fuel mixture |
| Yes |
