A SUNRAYSIA man says he had a "moment of madness" and surprised himself when he drove at 151km/h in Merbein.

Before Mildura Magistrates' Court on Wednesday, the man pleaded guilty to exceeding the 100km/h speed limit in May last year.

The court was told Ernst Pelda's offending was filmed on a car-mounted speed camera.

During a police interview, Pelda said he was overtaking a car at the tim...