Common use of Design Standard Clause in Contracts

Design Standard. The System Upgrade Facilities and related facilities to be constructed by TrAILCo (or by Penelec on behalf of TrAILCo), with the exception of the 345 kV Line Loop work, will be designed to meet the following requirements:  FirstEnergy Transmission Planning Criteria  FirstEnergy Requirements for Transmission Connected Facilities  FirstEnergy Transmission System Protection Practices  FirstEnergy Substation Design Standards Manual  Power Circuit Breakers 23 kV through 500 kV (“FE-BKR-1”)  Open Rack Power Capacitors (“FE-CAP-1”)  Liquid Immersed Substation Power & GSU Transformers (“FE-TR-1”) Effective Date: 8/8/2015 - Docket #: ER15-2398-000 - Page 00 In accordance with Article 5.1 of this Agreement, the following milestone dates shall apply to the designated performance: 1. Outage Start Date – the date that the Watercure Line outage commences which shall be no less than fourteen (14) days from the date TrAILCo’s receives NYSEG’s construction authorization pursuant to Section 5.3.3 of this Agreement. 2. Initial Energization Date – that date which is thirty (30) days from the Outage Start Date. 3. Trial Period – shall be defined as the ten (10) day period from the Initial Energization Date needed for commissioning and testing. 4. Commercial Operation Date – shall be defined as that date which is ten (10) days after the Initial Energization Date Additionally, the following milestone completion dates shall apply to the designated Stand Alone System Upgrade Facilities described in Appendix A: i. Mainesburg Substation (Appendix A, § 2(a)): Commercial Operation Date ii. Line Loop SUF Xxxxxx Drive (Appendix A, § 2(b)(1)): In Service/Complete iii. Protection SUF – Xxxxx City (Appendix A, § 2(b)(2)): Commercial Operation Date iv. Protection SUF – Xxxxxx Drive (Appendix A, § 2(b)(3)): In Service/Complete v. Protection SUF – Mansfield (Appendix A, § 2(b)(4)): In Service/Complete vi. 345 kV Line Loop (Appendix A, § 2(b)(5)): Commercial Operation Date vii. Watercure Road Relay Upgrades (Appendix A, § 2(b)(6)): Phase 1: the Commercial Operation Date provided that NYSEG completes the work at the Watercure Road substation in a timely manner. Phase 2: that date which is no later than three hundred and sixty-five (365) days after the Commercial Operation Date. The duration of the Work Period defined in Appendix C, Section C(2), accounts for the period from the Outage Start Date to the Commercial Operation Date of the Transmission Facility (i.e., Mainesburg Substation).

Design Standard. The System Upgrade Facilities and related facilities to be constructed by TrAILCo (or by Penelec on behalf of TrAILCo), with the exception of the 345 kV Line Loop work, will be designed to meet the following requirements:  • FirstEnergy Transmission Planning Criteria  • FirstEnergy Requirements for Transmission Connected Facilities  • FirstEnergy Transmission System Protection Practices  • FirstEnergy Substation Design Standards Manual  • Power Circuit Breakers 23 kV through 500 kV (“FE-BKR-1”)  • Open Rack Power Capacitors (“FE-CAP-1”)  • Liquid Immersed Substation Power & GSU Transformers (“FE-TR-1”) Effective Date: 8/8/2015 - Docket #: ER15-2398-000 - Page 00 In accordance with Article 5.1 of this Agreement, the following milestone dates shall apply to the designated performance: 1. Outage Start Date – the date that the Watercure Line outage commences which shall be no less than fourteen (14) days from the date TrAILCo’s receives NYSEG’s construction authorization pursuant to Section 5.3.3 of this Agreement. 2. Initial Energization Date – that date which is thirty (30) days from the Outage Start Date. 3. Trial Period – shall be defined as the ten (10) day period from the Initial Energization Date needed for commissioning and testing. 4. Commercial Operation Date – shall be defined as that date which is ten (10) days after the Initial Energization Date Additionally, the following milestone completion dates shall apply to the designated Stand Alone System Upgrade Facilities described in Appendix A: i. Mainesburg Substation (Appendix A, § 2(a)): Commercial Operation Date ii. Line Loop SUF Xxxxxx Drive (Appendix A, § 2(b)(1)): In Service/Complete iii. Protection SUF – Xxxxx City (Appendix A, § 2(b)(2)): Commercial Operation Date iv. Protection SUF – Xxxxxx Drive (Appendix A, § 2(b)(3)): In Service/Complete v. Protection SUF – Mansfield (Appendix A, § 2(b)(4)): In Service/Complete vi. 345 kV Line Loop (Appendix A, § 2(b)(5)): Commercial Operation Date vii. Watercure Road Relay Upgrades (Appendix A, § 2(b)(6)): Phase 1: the Commercial Operation Date provided that NYSEG completes the work at the Watercure Road substation in a timely manner. Phase 2: that date which is no later than three hundred and sixty-five (365) days after the Commercial Operation Date. The duration of the Work Period defined in Appendix C, Section C(2), accounts for the period from the Outage Start Date to the Commercial Operation Date of the Transmission Facility (i.e., Mainesburg Substation).

Design Standard. The System Upgrade Facilities and related facilities to be constructed by TrAILCo (or by Penelec on behalf of TrAILCo), with the exception of the 345 kV Line Loop work, will be designed to meet the following requirements:  • FirstEnergy Transmission Planning Criteria  • FirstEnergy Requirements for Transmission Connected Facilities  • FirstEnergy Transmission System Protection Practices  • FirstEnergy Substation Design Standards Manual  • Power Circuit Breakers 23 kV through 500 kV (“FE-BKR-1”)  • Open Rack Power Capacitors (“FE-CAP-1”)  • Liquid Immersed Substation Power & GSU Transformers (“FE-TR-1”) Effective Date: 8/8/2015 - Docket #: ER15SERVICE AGREEMENT NO. 2232 Figure 1 Simplified One-2398-000 - Page 00 Line Diagram SERVICE AGREEMENT NO. 2232 APPENDIX B – MILESTONES In accordance with Article 5.1 of this Agreement, the following milestone dates shall apply to the designated performance: 1. Outage Start Date – the date that the Watercure Line outage commences which shall be no less than fourteen (14) days from the date TrAILCo’s receives NYSEG’s construction authorization pursuant to Section 5.3.3 of this Agreement. 2. Initial Energization Date – that date which is thirty (30) days from the Outage Start Date. 3. Trial Period – shall be defined as the ten (10) day period from the Initial Energization Date needed for commissioning and testing. 4. Commercial Operation Date – shall be defined as that date which is ten (10) days after the Initial Energization Date Additionally, the following milestone completion dates shall apply to the designated Stand Alone System Upgrade Facilities described in Appendix A: i. Mainesburg Substation (Appendix A, § 2(a)): Commercial Operation Date ii. Line Loop SUF Xxxxxx Drive (Appendix A, § 2(b)(1)): In Service/Complete iii. Protection SUF – Xxxxx Homer City (Appendix A, § 2(b)(2)): Commercial Operation Date iv. Protection SUF – Xxxxxx Drive (Appendix A, § 2(b)(3)): In Service/Complete v. Protection SUF – Mansfield (Appendix A, § 2(b)(4)): In Service/Complete vi. 345 kV Line Loop (Appendix A, § 2(b)(5)): Commercial Operation Date vii. Watercure Road Relay Upgrades (Appendix A, § 2(b)(6)): Phase 1: the Commercial Operation Date provided that NYSEG completes the work at the Watercure Road substation in a timely manner. Phase 2: that date which is no later than three hundred and sixty-five (365) days after the Commercial Operation Date. The duration of the Work Period defined in Appendix C, Section C(2), accounts for the period from the Outage Start Date to the Commercial Operation Date of the Transmission Facility (i.e., Mainesburg Substation).

Design Standard. The System Upgrade Facilities and related facilities to be constructed by TrAILCo (or by Penelec on behalf of TrAILCo), with the exception of the 345 kV Line Loop work, will be designed to meet the following requirements:  • FirstEnergy Transmission Planning Criteria  • FirstEnergy Requirements for Transmission Connected Facilities  • FirstEnergy Transmission System Protection Practices  • FirstEnergy Substation Design Standards Manual  • Power Circuit Breakers 23 kV through 500 kV (“FE-BKR-1”)  • Open Rack Power Capacitors (“FE-CAP-1”)  • Liquid Immersed Substation Power & GSU Transformers (“FE-TR-1”) Effective Date: 8/8/2015 SERVICE AGREEMENT NO. 2232 Figure 1 Simplified One-Line Diagram 84 SERVICE AGREEMENT NO. 2232 APPENDIX B - Docket #: ER15-2398-000 - Page 00 MILESTONES In accordance with Article 5.1 of this Agreement, the following milestone dates shall apply to the designated performance: 1. Outage Start Date – - the date that the Watercure Line outage commences which shall be no less than fourteen (14) days from the date TrAILCo’s receives NYSEG’s construction authorization pursuant to Section 5.3.3 of this Agreement. 2. Initial Energization Date – - that date which is thirty (30) days from the Outage Start Date. 3. Trial Period – - shall be defined as the ten (10) day period from the Initial Energization Date needed for commissioning and testing. 4. Commercial Operation Date – - shall be defined as that date which is ten (10) days after the Initial Energization Date Additionally, the following milestone completion dates shall apply to the designated Stand Alone System Upgrade Facilities described in Appendix A: i. Mainesburg Substation (Appendix A, § 2(a)): Commercial Operation Date ii. Line Loop SUF Xxxxxx Drive (Appendix A, § 2(b)(1)): In Service/Complete iii. Protection SUF – Xxxxx City (Appendix A, § 2(b)(2)): Commercial Operation Date iv. Protection SUF – Xxxxxx Drive (Appendix A, § 2(b)(3)): In Service/Complete v. Protection SUF – Mansfield (Appendix A, § 2(b)(4)): In Service/Complete vi. 345 kV Line Loop (Appendix A, § 2(b)(5)): Commercial Operation Date vii. Watercure Road Relay Upgrades (Appendix A, § 2(b)(6)): Phase 1: the Commercial Operation Date provided that NYSEG completes the work at the Watercure Road substation in a timely manner. Phase 2: that date which is no later than three hundred and sixty-five (365) days after the Commercial Operation Date. The duration of the Work Period defined in Appendix C, Section C(2), accounts for the period from the Outage Start Date to the Commercial Operation Date of the Transmission Facility (i.e., Mainesburg Substation).