VR2R-0492
① SA Source
- Source: 開啟完整 SA 文章
- Section:
Rack Level Infrastructure: Power Delivery - Line hint:
408
Context Before
Hence, HVDC (high voltage direct current) power rack, BBU (battery back up units), CBU (capacitor backup units), liquid cooled busbar, and SST (solid state transformers) are being developed to increase transmission efficiency and power stability.
Evidence
These will be deployed by customers depending on their proprietary infrastructure designs.
Context After
For the VR NVL72 reference design, the power delivery infrastructure at the rack level includes four 110kW power shelves. The VR NVL72 system has a TDP up to 220kW for the 2300W Rubin TDP SKU. The design with four 110kW power shelves is an N+1 redundancy approach. Each 110kW power shelf is 3U tall and includes six 18.3kW PSU with built in capacitors in the PSU. Each power shelf receives three phase 415VAC-480VAC of power from two 100A whips.
② Atomic Claim
這些 technologies 是否部署，將取決於 customers 各自的 proprietary infrastructure designs。
- Epistemic Mode:
ASSERTED - Mapping Status:
PARTIAL
③ Semantic Frame
{
"frame_type": "CLAIM_ONLY",
"qualifiers": {
"condition_text": "refers to technologies listed in VR2R-0491",
"numeric_mentions": [],
"temporal_mentions": []
},
"reason": "DEPLOYMENT_DEPENDS_ON_CUSTOMER_PROPRIETARY_DESIGN_WITHOUT_SINGLE_CANONICAL_SUBJECT",
"statement": "deployment of these power technologies depends on customers' proprietary infrastructure designs."
}④ Canonical Entity Mapping
| Role | Surface Label | Canonical Target |
|---|---|---|
| — | — | — |
⑤ Human Review
請在 Properties 逐項確認：
- 原文 → Atomic Claim 是否忠實
- Atomic Claim → Semantic Frame 是否忠實
- Canonical Entity mapping 是否正確
- Epistemic mode 是否保留原文語氣
- 最後選擇
review_action
Review state
Markdown 內文不是正式 approval。只有 Apply bridge 寫入的 Decision Ledger event 才是正式決策。