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Support / Technical answers
Direct, data-backed answers to the questions that matter before and during deployment.
Redundancy and fault domains define availability: N+1 pumps keep the rack running through a single failure (flow/pressure recovery ≤30 s per industry practice), and branch-level isolation lets one node be serviced without stopping the rack. Design makes explicit what fails, what is affected and how recovery works.
N+1 pumps for critical loops (auto-switchover), N+N for high availability; power likewise N+1. Switchover recovery targets ≤30 s for flow/pressure.
By loop: a CDU failure affects the racks it serves; branch quick connects isolate single nodes. The principle is smallest impact, shortest recovery.
Redundancy is not maintenance-free: run switchover drills, alarm verification and recovery tests; write the power-recovery sequence into the service manual.