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Suspension of Operational Practice (SOP)

The SP Energy Networks Suspension of Operational Practices (SOPs) are provided to ensure that work or testing can be undertaken safely on or near ScottishPower’s electrical and mechanical equipment. They are published for a target audience of third party companies with staff authorised to ScottishPower Safety Rules, Distribution Network Operators and Generator Operators.

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DocumentSOPManufacturerEquipmentDate
OPSAF-16-438SOP 438SADTEMBBY22024-02-13
OPSAF-16-437SOP 437ABB / Hitachi EnergyVUBB On-load Tap Changer fitted on primary transformers manufactured by ABB / Hitachi Energy Dudullu factory in
Turkey		2024-05-24
OPSAF-16-433SOP 433 ABSDs with porcelain insulators2023-04-21
OPSAF-16-431SOP 431BrushEclipse Switchgear2022-09-02
OPSAF-16-430SOP 430Parson Peebles150 MVAr, 400 kV shunt reactor at Torness 400 kV substation2022-07-14
OPSAF-16-429SOP 429British Thomas Houston (BTH)MF36 RMUs2022-07-05
OPSAF-16-427SOP 427YorkshireYSF6 11kV circuit-breakers2022-04-18
OPSAF-16-422SOP 422ReyrolleReyrolle C6T and C7T (flat pin 800A and 1200A variants)2021-12-24
OPSAF-16-421SOP 421BrushBrush Eclipse Switchgear2021-07-28
OPSAF-16-419SOP 419Hitachi ABB Power GridsABB IMB420 CT2021-06-30
OPSAF-16-413SOP 413 Porcelain Post Insulators commissioned in Indoor 132kV substations up to approximately the 1970s.2021-12-08
OPSAF-16-411SOP 411AEI, Ferguson Palin, VLS and others•    AEI JW420 275 kV circuit-breakers
•    AEI OW410 132 kV circuit-breakers
•    Ferguson Palin XOPR60 132 kV circuit-breakers
•    VLS 132 kV wound VTs
•    Any other asset which is fitted with BL barrier bushings.		2021-12-08
OPSAF-16-406SOP 406ReyrolleLMI RMU Ring Switches (All variants)2023-03-03
OPSAF-16-402SOP 402Lucy SwitchgearLV Boards pre-19702024-08-19
OPSAF-16-400SOP 400Hawker SiddeleySwitchgear Falcon Beta RMUs2020-01-03
OPSAF-16-399SOP 399Lucyapplicable to a small number of Lucy VRN2A/VRN6A RMUs2020-01-03
OPSAF-16-394SOP 394Schneider ElectricCircuit Breaker CBGS-02020-11-16
OPSAF-16-393SOP 393GEC11kV and 6.6kV Switchgear types GEC BVRP 500, GEC BVRP 17 and GEC VMX forms A/B/C2020-01-03
OPSAF-16-385SOP 385GECCircuit Breaker VMX2023-05-11
OPSAF-16-384SOP 384VariousAir Break switch disconnectors with LEL interrupter heads at all voltages2020-08-18
OPSAF-16-379SOP 379ArtecheUJN-36 33kV VTs2024-08-19
OPSAF-16-377SOP 377GEC Alstom T&DType FMVG CT/VT at 33kV & 132kV2020-01-03
OPSAF-16-373SOP 373Merlin GerinRingmaster RN2c and RN6c Ring Main Units operating at voltages of 6.6/11kV and in the serial number range 100204905 - 1008116842023-11-21
OPSAF-16-363SOP 363South Wales Switchgeartype IF4X oil switches.2021-08-16
OPSAF-16-361SOP 361Pauwels33kV Earthing Transformers with associated vector changeover switch2020-01-03
OPSAF-16-353SOP 353GEC11kV Switchgear type BVRP 5002024-08-19
OPSAF-16-350SOP 350YorkshireIVIO/F 11KV Oil Circuit Breakers including IVIO13, IVIO13K, IVIO14, IVIF13, IVIF13K and IVIF14) issued by the Energy Networks Association.2020-01-03
OPSAF-16-344SOP 344Novexia AugustePole Mounted Switch (Soule)2024-08-19
OPSAF-16-339SOP 339Bonar Long/EB Nitran/ABB500kVA Dual Ratio Transformers2022-04-18
OPSAF-16-336SOP 336AEIGA6 Air Blast Circuit Breakers2020-01-03
OPSAF-16-332SOP 332South Wales SwitchgearHawkgas 12 Circuit Breakers with Voltage Transformers (Pre 1994)2020-01-03
OPSAF-16-325SOP 325Energo11kV Pole Mounted VT's (200va)2020-01-03
OPSAF-16-310SOP 310Switchgear & Cowans6kV, 6.6kV and 11kV ring main units type RA50, RAO50, RA71 and RAO712024-08-19
OPSAF-16-301SOP 301ABBSentinel 2 11kV Ring Main Units operating within serial range 241-5342023-11-21
OPSAF-16-300SOP 300Yorkshire SwitchgearType YSF6 11kV and 22kV circuit breaker2020-01-03
OPSAF-16-293SOP 293Siemens8DC11 11kV circuit breakers2024-08-21
OPSAF-16-287SOP 287Switchgear & Equipment (Brush)132kV Switching Isolator type RVS3002023-05-24
OPSAF-16-283SOP 283Switchgear & CowansRMU - 11kV RA4 & RAE42020-01-03
OPSAF-16-278SOP 278GEC AlstomOX36 - Circuit Breaker2024-08-19
OPSAF-16-268SOP 268SiemensCircuit Breaker - 8DA102020-01-03
OPSAF-16-264SOP 264Ferguson Pailin and AEIBVRP Circuit Breakers operating at voltages 6.6 and 11kV2023-11-30
OPSAF-16-252SOP 252SiemensType 8DA10 33kV Vacuum in SF6 extensible metal clad switchgear2020-01-10
OPSAF-16-250SOP 250ReyrolleType C 11kV CB2020-01-03
OPSAF-16-236SOP 236VariousTx 33kV cable boxes with G38.2020-01-03
OPSAF-16-232SOP 232English ElectricTYPE E7 11kV Air Circuit Breakers2020-01-03
OPSAF-16-229SOP 229ReyrolleType SPL2/1A 400kV CB2020-01-03
OPSAF-16-226SOP 226Bonar LongLV Pillar2024-08-19
OPSAF-16-224SOP 224FullerTYPE HD 132kV Tap changer2020-01-03
OPSAF-16-220SOP 220ReyrolleLSR  11kV SF6  CB2020-01-03
OPSAF-16-215SOP 215ABBTYPE  IP2X  LV fuse cabinets2020-01-03
OPSAF-16-206SOP 206ReyrolleLMT23T 11kV Circuit Breaker2022-04-07
OPSAF-16-205SOP 205Hawker Siddeley/BrushPMR32024-08-19
OPSAF-16-201SOP 201ABBSentinel 11kV Ring Main Units2023-06-13
OPSAF-16-198SOP 198ReyrolleROKSS,ROSSS,ROK,RMS,ROS2020-01-03
OPSAF-16-189SOP 189ATLAMD Tap Change2020-01-03
OPSAF-16-182SOP 182GECOX36, HMX36 CB2021-05-17
OPSAF-16-169SOP 169Long & CrawfordGF3D 11kv Oil Switch2020-01-03
OPSAF-16-165SOP 165GECVMX Vacuum circuit breakers (VCB)2024-08-19
OPSAF-16-163SOP 163South Wales SwitchgearIF4X2020-01-03
OPSAF-16-162SOP 162ABBSentinel 11kV Ring Main Units2023-06-13
OPSAF-16-157SOP 157Hawker SiddeleyFALCON BETA RMUs2023-12-07
OPSAF-16-148SOP 148Johnson & PhillipsPDB & PDB M 11 & 6.6kV Oil Filled Circuit Breakers2020-01-03
OPSAF-16-131SOP 131AEIMF362020-01-03
OPSAF-16-119SOP 119Switchgear & CowansRA04 and RA4 RMUs2023-12-12
OPSAF-16-069SOP 69Whipp & BourneCV Circuit Breaker2023-09-05
OPSAF-16-017SOP 17Long & CrawfordETV22023-09-05
OPSAF-16-015SOP 15Yorkshire SwitchgearTyke and SO-FM 11kV switches2023-01-23
OPSAF-16-007SOP 7LucyFRMU MK1 and MK2 Switchgear2023-06-12
 

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