定壓溢流作用:在定量泵節(jié)流調(diào)節(jié)系統(tǒng)中，定量泵提供的是恒定流量。當(dāng)系統(tǒng)壓力增大時，會使流量需求減小。此時溢流閥開啟，使多余流量溢回油箱，保證溢流閥進(jìn)口壓力，即泵出口壓力恒定(

PROPISTON正大溢流閥

SRG-03-H  SRG-03-L

SRG-06-H  SRG-06-L 

SRCG-03-H  SRCG-03-L

SRCG-06-H  SRCG-06-L

SRCG-10-H  SRCG-10-L

SRT-03-H  SRT-03-L

SRT-06-H  SRT-06-L

SRCT-03-H  SRCT-03-L

SRCT-06-H  SRCT-06-L

SRCT-10-H  SRCT-10-L