This document provides the detailed calculations used by SSN for the calculation of payments in respect of distribution flexibility products, where a Provider is integrated with the Flexible Power platform.

This document has been developed in line with the ENA Standard Agreement for Flexibility Services and terms shall be defined and interpreted in accordance, unless the context otherwise requires or such terms are defined below. Specific parameter values can be found in the service terms of the Flexibility Service Agreement.

“Accepted Availability Window” means a committed Availability Window in respect of a Dispatch Group which is notified by the Company as being required by the Company for Secure or Dynamic services;

"Availability Cost" has the meaning given in to it in 1.3(d) below;

"Availability Payment" means any payment calculated in accordance with 2.1 below;

"Availability Settlement Period" means each full thirty (30) minute period within an Accepted Availability Window, as described in 1.2 below;

"Event Proportion" has the meaning given to it in 2.5.3 below;

"Delivery Proportion" has the meaning given to it in 2.3.2 in respect of Secure or Dynamic services, and/or in 3.2.2 in respect of Restore services below;

"Delivery Target Threshold" has the meaning given to it in 3.2.3;

“Event” means a specific instance when Utilisation has been scheduled (instructed);

"Event Delivery Proportion" has the meaning given to it in 2.5.3 below;

"Grace Factor" has the meaning given to it in 2.3.1;

"Monthly Delivery Proportion" has the meaning given to it in 2.5.2 below;

"Payable Overdelivery" means the % of overpayment above 100% that will be available in respect of Utilisation Payments for Restore Services as set out in 3.2;

"Payment Proportion" means the value calculated in accordance with 2.3.4 in respect of Secure and Dynamic services, and/or in 3.2.4 in respect of the Company's Restore Services below;

"Penalisation Multiplier" has the meaning given to it in 2.3.3 in respect of Secure and Dynamic services and/or the Company's Secure Services, and/or in Paragraph 3.2.3 in respect of Restore services below;

"Reconciliation Grace Factor" has the meaning given to it in 2.5.5 below;

"Utilisation" means in respect of a Dispatch Group, the Service Response following a Utilisation Instruction from the Company in accordance with this Agreement which is provided continuously until the Event End Time and "Utilised" shall be construed accordingly;

"Utilisation Cost" has the meaning given to it in 1.3 below;