Step 1: Establish the asset and system baseline
A data center project typically comprises a very large number of assets. New equipment types are added frequently. As a result, the commissioning plan has to be able to absorb change.
In CxPlanner, the starting point is the Asset Module. Equipment data can be imported directly from existing spreadsheets; the platform maps the content and creates systems and assets accordingly. This avoids manual re-entry and ensures that the test plan is built on the same data set as design and procurement.
Each asset automatically receives an asset profile, which can track:
- design and submittal status
- readiness across L1-L5
- later, maintenance and operational status
This provides a single, coherent view of all data center assets and their commissioning status. New technologies, such as liquid cooling, can be added to the same structure without changing the process.
Step 2: Define level-based checklists with Template Center
Once the asset baseline is in place, the next task is to define what will be tested at each level for each relevant asset or system type.
CxPlanner’s Template Center is used to maintain standard checklists and test procedures. In the context of data center levels 1 - 5, you can create templates for:
- L1: factory testing and design verification
- L2: delivery, installation and protection checks
- L3: start-up and component-level functional tests
- L4: system-level functional performance and load tests
- L5: integrated systems testing of the full facility
Templates can be differentiated by discipline and asset type, reused across projects and updated centrally as standards evolve.
Where specifications are detailed, CxPlanner’s AI can generate draft checklists from uploaded documents for the commissioning team to refine.
Step 3: Build a project-wide L1-L5 test overview
With assets and checklists defined, the test plan needs to be presented and managed at project level.
The Test Overview in CxPlanner provides this consolidated view. It shows all planned tests across assets, systems and data center levels, with status and responsibility visible in a single structure.
Responsibilities are assigned directly within the Test Overview. Main contractors, specialist subcontractors and vendors can be given ownership of specific test sets, while the commissioning team retains full visibility.
For data center projects, where electrical, mechanical and control scopes interact closely, the Test Overview is central to maintaining the correct sequence: ensuring that, for example, L3 component tests are complete before L4 system tests, and that preconditions for L5 integrated testing are transparent to all parties.
Step 4: Monitor L1 - L5 execution with dashboards
An L1 - L5 plan only adds value if progress is visible and actionable. CxPlanner provides a dedicated data center dashboard that tracks commissioning in real time. A typical setup shows:
- planned vs. completed tests per level (L1–L5)
- progress by system or discipline
- progress by contractor or organisation
Because the dashboard is driven by live project data, there is no need for separate reporting. As tests are completed or delayed, the picture updates automatically.
For project management, this enables earlier and better interventions. If L3 testing for a UPS group is falling behind, or L4 cooling tests are failing at a high rate, it becomes visible in time to adjust resources or sequence before the L5 window is affected.
Step 5: Extend the L1 - L5 plan into operation and maintenance
An effective L1 - L5 plan should extend beyond practical completion. The same structure that supports commissioning should also underpin early operations and maintenance.
In CxPlanner, the asset profile that follows an item through L1 - L5 continues into operation, accumulating test history, responsibilities, issues and resolutions over time. The operations team can see what was tested, when it was completed, who carried it out, and how the asset has behaved in service.
For owners and long-term operators, this creates a single information trail from design to operation, improving decisions and strengthening documentation.
Control your data center commissioning with CxPlanner
Building an L1 - L5 commissioning test plan for a data center is primarily a question of structure: translating the framework of data center levels into concrete assets, checklists, responsibilities and progress tracking.
CxPlanner provides the components needed to do this in a controlled way:
- the Asset Module to manage a large and evolving equipment base
- the Template Center to standardise level-based checklists
- the Test Overview to structure and assign tests across the project
- the Dashboards to monitor planned versus completed work and react in time
Book a demo and explore how CxPlanner can structure, execute and monitor your L1 - L5 commissioning plan across the entire data center project.