Hydraulic unit for a brake system of a vehicle, brake system for vehicle, and method for operating brake system of vehicle

The invention relates to a hydraulic unit (68) for a brake system of a vehicle having at least a first part of the brake circuit or brake circuit (14a) which is connected or connectable to a master brake cylinder, a first wheel outlet valve (16a) of the first part brake circuit or brake circuit (14a) to which a first wheel cylinder (20a) is connectable or connected, and a second wheel outlet valve (18a) of the first part of the brake circuit or brake circuit (14a) to which a second wheel cylinder (24a) is connectable or connected, wherein the first wheel outlet valve (16a) and the second wheel outlet valve (18a) are connected to a brake fluid reservoir of the hydraulic unit own or to a brake fluid reservoir (12) out of the hydraulic unit own, and wherein the first wheel outlet valve (16a) is a constantly adjustable valve and the second wheel outlet valve (18) is a switching valve. Likewise, the invention relates to a braking system for a vehicle. Furthermore, the invention relates to a method for operating a