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EZA Controllers with WAGO Power Plant Control

EZA controllers ensure grid-compliant feed-in management of the respective generating plants (EZA) at the grid connection point (GCP), also referred to as the point of common coupling (PCC).

With WAGO Power Plant Control, plant operators and system integrators can meet the grid-side requirements for these park controllers – flexibly and securely. The solution is certified per VDE-AR-N 4110 and 4120.

WAGO Power Plant Control – The Licensing Model

Performance-Based

The right license depends on the size of the power generated: from 1 MW to 5 MW, 15 MW, up to 50 MW, or unlimited.

Balancing Energy

Primary and secondary balancing power are fed into the grid, marketed, and used to stabilize the power grid.

Feed-in Monitoring (PAV, E)

Monitoring of the grid connection point and intelligent control of the active feed-in power PAV, E

Simple, Safe, Maximum Flexibility

When developing the WAGO Power Plant Control library, we deliberately decided to have only the controller block certified. The software remains unchanged; only the feature is integrated. This can initially be done as an inactive block. When it is needed later, or if, for example, the plant’s generated power changes, the controller block simply needs to be licensed online accordingly. In addition, even without activation, the power plant controller can be tested for 30 days in free evaluation mode.

Benefits:

  • Certified control block (ZEREZ)

  • KRITIS-compliant cybersecurity

  • Efficient implementation, maintenance, and adaptation

  • Parameterization instead of programming

Here’s How the WAGO Solution Works

The power plant controller forms the interface between the plant and the power supplier, the grid operator the direct marketer, in order to allow the control power to be sold on the exchange, for example. In the process, it regulates the setpoint values for active and/or reactive power at the grid connection point (GCP). It compares these setpoints to the measured actual values at the GCP and communicates the calculated control variable to the generating systems. With the help of the power plant controller, the grid operator can control the plant feed-in via specified characteristics on the generator side.

Controller with Remote Control Function