在液压控制系统（S）与泵（15），选择器阀（W）和至少一个另外的，（32）成比例的控制阀芯（49）的选择器阀（W），从Lastdruckabgriffen负载压力信号电路的可加压的下游连接的压力管线（20 ），F）被连接（到一个支持系统，和一个预压电路包括压力限制阀（45）（Y），其中，至少一个梭阀（47）任一的预印电路（Y）或Lastdrucksignalabgriff进一步比例控制阀（49）与所述传送控制 选择阀（W）的连接（F），所述限压上一个阀（45）在一个控制位置（a）是在选择器阀连续控制压力连接（V）（W）本身与压力管线（32）的Lastdrucksignalabgriff（36）和（梭阀 47），和负载压力信号抽头之间（36）和所述梭阀（47）和控制压力的连接（V）的控制压力Drosse 升（39）被布置。

In a hydraulic control system (S) with a pump (15), a selector valve (W) and at least one further, to a pressure line (32) connected to the proportional control spool (49) downstream of the selector valve (W), a pressurizable from Lastdruckabgriffen load pressure signal circuit (20 ), which is connected to a support system (F), and a pressure limiting valve (45) containing inlet pressure connection (Y), wherein at least one shuttle valve (47) either the preprinted circuit (Y) or a Lastdrucksignalabgriff further proportional control valve (49) with the conveying control (F) connecting the pressure relief valve (45) on one in a control position (a) of the selector valve (W) integrated control pressure connection (V) in the selector valve (W) itself with a Lastdrucksignalabgriff (36) of the pressure line (32) and said shuttle valve ( 47), and is between the load pressure signal tap (36) and said shuttle valve (47) and the control pressure connection (V) arranged in a control-pressure restrictor (39).