Safety
National Safety Instructions (NSI's) supplement the Safety rules and are used to provide detailed requirements and roles and responsibilities for authorised staff under the Safety Rules.
National Safety Instructions
08 July 2008
National Safety Instruction 4
NGUK/PM/ETSR/NSI/04/GN Issue 1 – Work On or Near High Voltage Overhead Lines.
03 October 2005
National Safety Instruction 1
UK BP/SE/NSI1 - Operational and Safety Switching
01 June 2005
National Safety Instruction 3
UK BP/SE/NSI3 - High Voltage Metalclad Switchgear with Spouts
01 August 2005
National Safety Instruction 5
UK BP/SE/NSI5 - Cable Systems
02 December 2002
National Safety Instruction 6
Work And Demarcation In Substation
03 May 1999
National Safety Instruction 8
Mobile Elevated Work Platforms, Lorry Loaders, Vehicles, Cranes and Long Objects in Substations
03 January 2005
National Safety Instruction 9
UK BP/SE/NSI9 - Testing High Voltage Equipment
02 January 1995
National Safety Instruction 10
Equipment Containing Sulphur Hexafluoride (SF6)
02 August 2004
National Safety Instruction 11
UK BP/SE/NSI11 - High Voltage Static Capacitor Banks
01 April 2004
National Safety Instruction 12
UK BP/SE/NSI12 - Low Voltage Equipment
02 January 1995
National Safety Instruction 13
Washing High Voltage Insulators
01 February 2005
National Safety Instruction 14
UK BP/SE/NSI14 - Automatically And/Or Remotely Controlled Equipment
01 July 2004
National Safety Instruction 15
UK BP/SE/NSI15 - Brush Gear of High Voltage Rotating Machines
01 March 2005
National Safety Instruction 17
UK BP/SE/NSI17 - Pressure Systems
03 January 2005
National Safety Instruction 18
UK BP/SE/NSI18 - Hydrogen Filled Machines
01 September 2004
National Safety Instruction 19
UK BP/SE/NSI19 - Overhead Travelling Cranes
02 January 1995
National Safety Instruction 20
Fire Protection Areas
03 January 2005
National Safety Instruction 21
UK BP/SE/NSI21 - Confined Space Working
01 November 2005
National Safety Instruction 24
UK BP/SE/NSI24 - Earth Systems
01 September 2005
National Safety Instruction 30
UK BP/SE/NSI30 - Appointment of Persons
01 November 1996
National Safety Instruction 31
Approval Procedure
01 November 1995
National Safety Instruction 32
Register of Approvals
01 June 2005
National Safety Instruction 33
UK BP/SE/NSI33 - The Addition / Removal of Equipment To / From The System
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