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