016-88389-0 R4V06-533-10A5 一般不再選用直推式的電磁換向閥，而選用通過流量較大的電液換向閥。電液換向閥的原理是：控制油通過電磁先導閥到達電液閥主閥芯的兩端（即電液換向閥主閥體兩端蓋側），通過電磁先導閥的換向，來實現主閥芯的左右移動BM4Z40A-G24，BVSPM22-160，BVSPM22-160，MQCPM22-XXX-S1788-G24/T4，MVPPM22-100-G24，MVSPPM22-160，P02A01D24，QASPM18-5，QSPPM33-80-G24，QZDPM22-16，SDSPM18-AB-G24/MD35，SDSPM18-BA-G24/MD35，SDSPM22-BA-G24/KD35，BKDPM22-32，RBSG1012，BPWS4D41-04-K1-G24-D1，SDSPM18-BA-G24/kD35，APWS4D101-50-G24，WDPFA06-ACB-S-5-G24，AS4306-G24，WDPFA06-ACB-16#1-G24，
MVSPM22-160，PI35MV-G24，SDSPM18-BA-R230/MD35，BVSPM18-350，ADRVDN6/31.5，BSSPM18-63，APC32061a-V3，DNSPM18-0.32，AH22061a，AH4Z60a/r，ADRPT6，AH32101A-D1，AH4D101A/R-D1，WDEXDLLC06-AB1-G24/L12，SDSPM22-AB-G24，BASPM22-350，AH4D103a/r，
SVYPM33-DC-G24/L12，ZS22101AB-G24-H20，ZM22101AB-G24-H20，SIN60V-G24，BH22041A，PI45V-G24，SIN45V-G24，AMW4D62-G24,
SVSPM33-DC-G24/KD35，AMW4Z60B-G24/HB6，RNXPM33-5-D1，AVPW4D101-80-TI-G24/D25-D1K1，WDPFA06-ACB-S-32-D1K1-G24，
BPWS4D41-K1-G24/OS-D1，BSSPM18-160，MVSPM22-160，MVSPM18-160，
，從而開通或切斷通往執行元件的油路，使執行元件運行或停止。但在打開或切斷油路的瞬間，系統中會產生相當大的沖擊DS3-S1/10N-D24K1
DS3-S2/10N-A230K1
DS3-S2/10N-A110K1
DS3-S2/10N-D12K1/CM
DS3-S2/10N-D24K1
DS3-S3/10N-A230K1
DS3-S3/10N-A110K1
DS3-S3/10N-D12K1/CM
DS3-S3/10N-D24K1
DS3-S4/10N-A230K1/CM
DS3-S4/10N-A230K1
DS3-S4/10N-A110K1
DS3-S4/10N-D12K1/CM
DS3-S4/10N-D24K1
DS3-SA1/10N-A230K1
DS3-SA1/10N-D24K1
DS3-SA2/10N-A230K1
DS3-SA2/10N-D24K1
DS3-SA2/10N-D12K1/CM
DS3-SB1/10N-A230K1
DS3-SB1/10N-A110K1
，這種沖擊會極大影響液壓系統中液壓元件和密封件的使用壽命。為了減小及至消除由此引起的液壓沖擊，*簡單的辦法是在該電液閥下面疊加一個P口節流閥或進油節流式雙單向節流閥、出油節流式雙單向節流閥，以延長閥芯的換向及復位時間R4S03 565 12 A1
R4S03 565 32 A1
R4S03 591 12 A1
R4S03 591 12 09G0R A1
R4S03 593 12 A1
R4S03 595 12 A1
R4S03-51512A5
R4S03A 0G3 1H A1
R4S03A 535 11 A1
R4S03A 563 12 A1
R4S03A 593 12 A1
R4S03A59512A1 R4S06 003 11 A1
R4S06 003 11 A1 120
R4S06 003 12 A1
R4S06 005 11 A1
R4S06 0G1 12 A1
R4S06 513 12 A1
R4S06 531 11 A1
R4S06 531 31 A1
R4S06 533 11 A1
R4S06 533 31 A1
R4S06 533 32 A1
R4S06 535 11 A1
R4S06 535 11 A5
R4S06 535 11 09G0Q A1
R4S06 535 11 09G0Q A1 059
R4S06 535 11 09W01 A1
R4S06 535 11 11W01 A5
R4S06 535 12 A1
R4S06 535 31 A1
R4S06 545 12 A1
R4S06 563 32 A1
R4S06 565 12 A1
R4S06 565 32 A1
R4S06 591 12 A1
R4S06 593 12 11W01 A1
R4S06 5A1 12 A1 R4S06 5D1 12 A1
R4S06 5D3 12 A1
R4S06 5D3 32 A1
R4S06-0053111G0QA1
R4S06-59332A1
R4S10 531 11 A1
R4S10 531 31 A1
R4S10 533 11 A1
R4S10 533 12 A1
R4S10 533 31 A1
R4S10 535 11 A1
R4S10 535 11 11W01 A1
R4S10 535 12 A1
R4S10 535 31 A5
R4S10 535 31 11W30 A1
R4S10 591 12 A1
R4S10 593 12 A1
R4S10 595 12 A1
R4S10 595 32 A1
R4S10 5A5 12 A1
R4S10 5A5 12 A5
，從而到降低液壓沖擊的目的。下面就以彈簧復位型、三位四通中封式電液壓換向閥為例、對該三種疊加節流方式作簡要說明。AS22101A-G24,AS22101A-G12,AS22101A-R230,AS4306-G24,AS22061A-G24，AS32060B-R230,
AS430B-R230,AS32061A-R230,AS22101A-R230,AS22101A-R230,AS22101A-R24,AS4306-R230,AS22061A-G24，AS22060B-G24,
AS32101A-G24,AS32100B-G24,AM22061A-G24，AM22100B-G24,BDKPM22-32,BM4Z40A-G24,AS22061A-R230，AS22060B-R230,AS32101A-R230,
AS32100B-R230,AM22061A-R230，AM22100B-R230,BM4Z40A-R230,MVPPM22-160,134.4211-C,AEXD22061A-G24/12,BVSPM22-160,
MQCPM22-XXX-S1788-G24/T4,P02A01D24,QASPM18-5,1111QSPPM33-80-G24,QZDPM22-16,SD6201D20-AA-K153,SDSPM19-AB-G24/MD35,
BKDPM22-32,RBSG1012,BPWS4D41-04-K1-G24-D1,SDSPM18-BA-G24/KD35,APWS4D101-50-G24,PFA06-ACB-S-5-G24,
WDPFA06-ACB-16#1-G24,MVSPM22-160,PI35MV-G24,P.S.01.00,SD6201D20-AA,SDSPM18-BA-R230/MD35,SDSPM22-AB，SVSPM33-DC-G24K，
BVSPM18-350,ADRVDN6/31.5,BSSPM18-63,APC32061A-V3,DNSPM18-0.32,AH22061A,AH4Z60A/R,ADRPT6,SD6312D22-AA,AH32101A-D1,
AH4D101A/R-D1,WDEXDLLC06-AB1-G24/L12,SDSPM22-350, AS32060B，AM22061a，AM22101a，AS32061a，AS32060b，AS32101A-G24,