(1)  Except as otherwise provided by these rules, an application is not to be made ex parte .

(2)  If a delay in the conduct of proceedings is likely to cause irreparable or serious harm or detriment, the Court or a judge may make an order ex parte on any terms as to costs or otherwise and subject to any undertaking as the Court or judge thinks just.

(3)  The Court or a judge may set aside or vary an order under subrule (2) .