National Grid Technical Specifications - Generic Technical Specification for Civil Engineering Works
Document status: [ Withdrawn ]
Technical Specifications - Static Var Compensators for Connection To 275 Kv and 400kv Systems
Document status: [ Active ]
Technical Specifications - Substation Auxiliary Supplies
Document status: [ Active ]
Technical Specifications (NGTS) - Electronic Equipment
Document status: [ Active ]
Technical Specifications (NGTS) - Automatic Switching Requirements
Document status: [ Inactive ]
National Grid Technical Specifications - Management of Contract Quality Assurance Arrangements
Document status: [ Inactive ]
National Grid Technical Specifications - Equipment for Live Working
Document status: [ Inactive ]
National Grid Technical Specifications - Static Var Compensators (SVCs) for Connection to Transformer Tertiary Windings
Document status: [ Inactive ]
Technical Specifications - Ancillary Light Current Equipment
Document status: [ Active ]
Technical Specifications - Oil Containment At Electricity Substations and Other Operational Sites
Document status: [ Revised ]
