Locking arrangement for releasably locking a door of a compartment, the locking arrangement comprising: - a locking bolt movable between an extended locking position and a retracted release position; - an actuator operably connected to an opening element, the actuator being rotatable between an initial position and an activated position; - a transmission (146, 150, 154, 160, 166) arranged between the actuator and the locking bolt, the transmission being arranged to move said locking bolt between the extended position and the retracted position when the actuator is rotated, wherein said transmission comprises - a lever arranged pivotable and in contact with the actuator; - a pressure arm pivotally attached with one end to the lever and operably connected to said locking bolt; - wherein rotation of the actuator causes the lever to pivot and the pressure arm to act on said locking bolt for moving said locking bolt from the extended position to the retracted position, wherein said actuator comprises an arm, a first roller bearing journalled at a free end of said arm, which first roller bearing is arranged in contact with and run along a surface of said lever, said pressure arm being arranged with an elongated groove, the locking bolt being arranged with an attachment block attached to said locking bolt, said attachment block being arranged with a second roller bearing arranged to run in said groove, said transmission further comprising - a support surface provided with a track and wherein a second end of said pressure arm is arranged to be in contact with and run in said track. - a locking bolt movable between an extended locking position and a retracted release position; - an actuator operably connected to an opening element, the actuator being rotatable between an initial position and an activated position; - a transmission (146, 150, 154, 160, 166) arranged between the actuator and the locking bolt, the transmission being arranged to move said locking bolt between the extended position and the retracted position when the actuator is rotated, wherein said transmission comprises - a lever arranged pivotable and in contact with the actuator; - a pressure arm pivotally attached with one end to the lever and operably connected to said locking bolt; - wherein rotation of the actuator causes the lever to pivot and the pressure arm to act on said locking bolt for moving said locking bolt from the extended position to the retracted position, wherein said actuator comprises an arm, a first roller bearing journalled at a free end of said arm, which first roller bearing is arranged in contact with and run along a surface of said lever, said pressure arm being arranged with an elongated groove, the locking bolt being arranged with an attachment block attached to said locking bolt, said attachment block being arranged with a second roller bearing arranged to run in said groove, said transmission further comprising - a support surface provided with a track and wherein a second end of said pressure arm is arranged to be in contact with and run in said track. - a support surface provided with a track and wherein a second end of said pressure arm is arranged to be in contact with and run in said track.