Rack Infrastructure Specs: OCP BBU Module
bbu charger input power max to bbu discharger input current max
Datacenter rack infrastructure specifications — OCP Open Rack V3 frame and busbar dimensions, OCP BBU module and shelf electrical parameters, OCP 48V onboard PSU efficiency and peak load profiles, GE OCP 48V power shelf rectifier efficiency comparison, and Tate raised floor system load and airflow performance data
| component type | spec parameter | max value | min value | parameter name | test condition | unit | value |
|---|---|---|---|---|---|---|---|
| OCP BBU Module | bbu charger input power max | — | — | Charger input power maximum | — | W | 250 |
| OCP BBU Module | bbu charger input voltage max | — | — | Charger input voltage maximum | — | V | 53 |
| OCP BBU Module | bbu charger input voltage min | — | — | Charger input voltage minimum | Accepts busbar transient below 49V above 46.5V for <2ms | V | 49 |
| OCP BBU Module | bbu charger input voltage typ | 51 | 50.5 | Charger input voltage typical range | — | V | 50.5 |
| OCP BBU Module | bbu charger power max | 265 | 130 | Charger total BBU input power from busbar | — | W | 265 |
| OCP BBU Module | bbu design life | — | — | BBU design life | Full power discharge time >240s at PCM threshold ≥4 years @35°C | years | 8 |
| OCP BBU Module | bbu discharge trigger time | 2.1 | 1.9 | Discharge mode activation time threshold | — | ms | 2 |
| OCP BBU Module | bbu discharge trigger voltage | — | — | Discharge mode activation busbar voltage threshold | Activates when busbar voltage drops below 48.5V for 2ms (±0.1ms) | V | 48.5 |
| OCP BBU Module | bbu discharger efficiency min | — | — | Discharger minimum efficiency | Minimum across max load at full input voltage range; fuse/hot-swap/oring included | % | 97 |
| OCP BBU Module | bbu discharger input current max | — | — | Discharger input current maximum | — | A | 110 |
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