The phrase "a time when charging" is correct and usable in written English.
It can be used to refer to a specific moment or period during which charging occurs, often in contexts related to electronics or vehicles.
Example: "I remember a time when charging my phone took hours, but now it only takes minutes."
Alternatives: "a moment of charging" or "an instance of charging".
The city cannot confirm or deny either Ms. Mejia's or Ms. Padilla's version of events because they both occurred at a time when charges ultimately deemed to be unwarranted were expunged from the record.
At a time when charges of Communism were being made, that word was carefully chosen to denote a state just one step short of "disloyalty".
You can just walk into Starbucks or a restaurant and charge them up while you rest". She recalls a funny memory, a time when she charged her electric bike in a biker bar.
At a time when racially charged court battles continue over the Police Department's stop-and-frisk practice, the Fire Department's experiment may provide a measure of the limits and possibilities of court-ordered remedies to discriminatory practices by local governments.
At a time when banks charged interest of nearly twenty per cent for loans and paid only four per cent on savings, the co-ops loaned money at nine per cent and paid six per cent on savings.
Ms. Moffett's approach could backfire at a time when the charge to buck up inner-city schools with standardized, back-to-basics curriculums is increasingly popular.
The widespread perception that the government has chosen not to vigorously pursue or prosecute Salafists for acts of violence and intimidation at a time when criminal charges of blasphemy are growing have only added credence to the concerns of secular Tunisians.
But I do know that it helped me at a time when the institution charged with helping me simply wouldn't.
He could not, he said, support "continued state funding for an office with statewide jurisdiction at a time when the person charged with ultimate responsibility of that unit has lost the public's confidence".
