否則不僅加速水泵和管道的磨損，H影響泵站效率和提水流量，還可能引起水泵過流部件的汽蝕和磨蝕。
臺灣君帆JUFAN油缸 氣缸部分型號如下：
IUA-G-LB-40-200ST-KGT-T*2(付浮動接頭｝
SUA-CA-25*20ST
油缸OS2-SR-32X90°油缸OS2-SL-32X90°
油缸HC-A-70-SD-C-32*150ST
氣缸AL2-A-TC-100*260ST
氣缸AS4-A-G-SD-50
油缸HC-A-70-FA-C-100*250ST-B
油缸HC-A-70-FA-C-100*80ST-B
油缸HC-A-70-FA-C-100*200ST-B
油缸HC-A-70-FA-C-100*400ST-B
油缸HC-A-70-FB-C-63*130ST-B
油缸OS2-SD-SR-63*90ST
油缸CXHC-A-EX-SD-63*120ST
油缸MGHC-A-140-FA-C-100*15ST
油缸MGHC-A-140-FA-C-40*150ST
油缸CXHC-A-IN-SD-32*50ST
氣缸SU-A-CB-SW￠40*700ST
MGHC-A-70-SD-C-63*180ST-T2
MGHC-A-70-SD-C-63*180ST-T2
HC-A-140-CA-B-80*750ST-Y
JP-A-EX-FA-32*30ST-T2
OS2-A-SD-SR-32*90ST
SURBKD-SW-50 ∮32*150ST
MG-CXHCA-IN-SD-80*80ST-T2
RTA-LB-50*90-T2-CTJ0801(RT90-M-SW-CTJ-S 50*90ST)
SUA-CA-20*100ST
JI-A-IN-SD-63*50ST
JI-A-IN-SD-80*100ST
NAS2-SD-SL-32*90ST
HC-A-140-FA-B-100*200
MGC-BU-40*75ST
CXHC-A-J-IN-SD-32*15ST-3
MGCXHC-A-IN-SD-32*25ST
JFS-01UDC/AC 5-240V
HC-A-140-FA-C-50*350ST-A-3
AL2-A-J-LB-40*510ST
ALA-G-TC-100*550ST
ALA-G-TC-100*710ST
ALA-G-SD-40*150ST
HCA70-FA-C-100*250ST-B
HCA70-FA-C-100*80ST-B
HCA70-FA-C-100*400ST-B
HCA70-FA-C-100*200ST-B
HCA70-FB-C-63*130ST-B
OS2-SD-SR-03-90ST
CXHI-A-EX-SD-63*120
CX-HX-SD/63.20
JFS-02U
SUA-20-100ST
