John Pettigrew said two substations were ‘always available for the distribution network companies and Heathrow to take power.’
Heathrow Airport had “enough power” from remaining substations despite Friday’s shutdown, the chief executive of National Grid has said.
John Pettigrew said two substations were “always available for the distribution network companies and Heathrow to take power.”
Flights were halted after a fire knocked out an electricity substation in Hayes on Thursday evening, and were not able to resume until Friday evening.
In his first comments since the disruption, Pettigrew told The Financial Times: “There was no lack of capacity from the substations.
“Each substation individually can provide enough power to Heathrow.”
The chief executive of the electricity and gas utility company added: “Two substations were always available for the distribution network companies and Heathrow to take power.
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“Losing a substation is a unique event—but there were two others available.
“So that is a level of resilience.”
In response to the comments, a Heathrow Airport spokesperson said: “As the National Grid’s chief executive, John…
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