Mod 10_11 Interconnector Under TestMod 14_11 Pumped Storage Under Test

Tuesday, 5th April 2011

Context

• TSOs have developed a Consultation paper on SEM Testing Tariffs • Publication expected in June 2011

• Scope of Under Test status in the TSC• The relevant System Operator may grant Generator Units the status of

Under Test for a limited period under the terms of the relevant Grid Code.• The Market Operator shall not grant the status of Under Test for the

purposes of this Code to Autonomous Generator Units, Pumped Storage Units, Demand Side Units, Interconnector Units or Interconnector Residual Capacity Units.

• Principle of Under Test should be applied to:• Pumped Storage

• Interconnector • DSU (TBC)• AGU (TBC)

Mod 10_11 Interconnector Under Test

Mod 14_11 Pumped Storage Under Test

Thank You

Definitions

Generator Unit

means a Generator, and/or other item of Dispatchable plant, registered by a Participant, or which is the subject of an application for registration, under the Code. For the purposes of the Code a Generator Unit may be any one of the following types, without limitation: Aggregated Generator Unit, Autonomous Generator Unit, Demand Side Unit, Energy Limited Generator Unit, Hydro-electric Generator Unit, Interconnector Unit, Interconnector Error Unit, Interconnector Residual Capacity Unit, Netting Generator Unit, Pumped Storage Unit, Run-of-River Hydro Unit or Wind Power Unit or Dual Rated Generator Unit.