
Ohne spezifische Caterpillar-Produktdokumentation, Es ist schwierig, den genauen Verschiebungswert zu bestimmen. Jedoch, for hydraulic main pumps used in Caterpillar excavators like the 390FL and 374F, the displacement is a key parameter that affects the pump's ability to supply hydraulic fluid for various functions such as boom movement, Eimerbetrieb, und Rotation. Es kann normalerweise zwischen variieren 200 Zu 400 Kubikzentimeter pro Revolution (cm³/rev). A higher displacement allows the pump to move more fluid per revolution, enabling more powerful and efficient operation of the hydraulic actuators in these excavators.
Betriebsdruck
These pumps are designed to handle high pressures to meet the demanding requirements of excavator operations. Der maximale Betriebsdruck für die 369-9655, 5763072, 576-3072 pumps in the context of the 390FL and 374F excavators is likely to be in the range of 250 Bar (25 MPA) Zu 400 Bar (40 MPA). This high pressure is necessary to drive the large hydraulic cylinders and motors that perform tasks like heavy-duty digging and lifting. The exact maximum operating pressure should be obtained from Caterpillar's official specifications for this specific pump model.
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