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Power Fundamentals

Substation

A substation is a facility that switches, protects, transforms, meters, and controls power flows between grid elements or to a customer. For data center development, substation feasibility includes land, equipment, utility ownership, interconnection, transformer capacity, relay design, and schedule.

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Cage

Cage is a secured mesh or partitioned area within a colocation facility dedicated to a customer. It is common in retail and smaller wholesale deployments where tenants need physical separation without a private data hall.

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Gross lease

Gross lease is a lease structure where rent includes most operating expenses, subject to negotiated details. It can make budgeting simpler for tenants but shifts expense risk to the landlord unless there are caps, stops, or exclusions.

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Community benefits agreement

Community Benefits Agreement is an agreement intended to secure local benefits such as jobs, infrastructure, environmental commitments, tax revenue, or community investments. For data centers, CBAs may address water, noise, power, tax transparency, workforce, and emergency services.

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