\once \override Staff.InstrumentName #'self-alignment-Y = #UP
\once \override Staff.InstrumentName #'Y-offset = #4
\once \override Staff.InstrumentName #'padding = #0.3
\once \override Staff.InstrumentName #'self-alignment-Y = #UP
\once \override Staff.InstrumentName #'Y-offset = #4
\once \override Staff.InstrumentName #'padding = #0.3