4WRA6V30-22/G24N9K4/V-589伺服比例閥

4WRA6V30-22/G24N9K4/V-589伺服比例閥由于電磁鐵推力的限制，在大于63L/min的液壓系統(tǒng)中，一般不再選用直推式的電磁換向閥，而選用通過(guò)流量較大的電液換向閥。電液換向閥的原理是：控制油通過(guò)電磁先導(dǎo)閥到達(dá)電液閥主閥芯的兩端（即電液換向閥主閥體兩端蓋側(cè)），通過(guò)電磁先導(dǎo)閥的換向4wreem6e1-32-20/g24k34/b6v R901037662 
4wreem6e1-32-20/g24k34/b6v R901037662 

R900933073 4WREE 10 E25-2X/G24K31/A1V

R900933074 4WREE 10 W25-2X/G24K31/A1V

R900775379 4WRE 6 W1-32-2X/G24K4/V=LB

R900754133 4WREEM 6 W08J-2X/G24K34/B6V-687

R901240462 STW 0240-1X/4WREA10V75-2X/V-24PF62

R901172961 4WREE 10 E25-2X/G24K31/A1V-655

R900929889 4WREE 6 EA32-2X/G24K31/F1V

R900931195 4WREE 6 V1-16-2X/G24K31/A1V

R901354786 4WREE 10 W1-75-2X/G24K31/F1M

R901354788 4WREE 10 W50-2X/G24K31/F1M

4WREE6E KBFDG4V32C20NZM1PE7H711，5995977-001

4WREE6E162X/G24K31/A1V655 R900950342 

R900927230 4WREE10E75-22/G24K31/A1V  

R900954101 4WRE10E50-21/G24K4/V 

R900933073 4WREE10E25-2X/G24K31/A1V 

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R900927237 4WREE 10 Q2-50-2X/G24K31/A1V

R900912150 4WREE 6 Q2-16-2X/G24K31/A1V

R901245852 4WREQ 10 Q5-50-2X/V8C-24PA60

R901246417 4WREEM 10 E1-75-2X=G24K34/B6V

R900975521 4WREE 6 E32-2X/G24K31/A1V=LB

R901068955 4WREE 6 V16-2X/G24K31/A1V-826

R900246618 4WREEM 6 E16-2X/G24K34/B6V

R900246793 4WREE 6 W32-2X/G24K31/F1V

R901059709 4WREQ 6 Q5-32-2X/V8C-24CA60

R901060222 4WREE 10 V75-2X/G24K31/A1V-826

R900249502 4WREEM 10 E75J-2X/G24K34/B6V-687

R900709937 4WREE 6 V1-32-2X/G24K31/F1V

R900953729 4WRE 6 W1-08-2X/G24K4/V
，來(lái)實(shí)現(xiàn)主閥芯的左右移動(dòng)，從而開(kāi)通或切斷通往執(zhí)行元件的油路，使執(zhí)行元件運(yùn)行或停止。但在打開(kāi)或切斷油路的瞬間，系統(tǒng)中會(huì)產(chǎn)生相當(dāng)大的沖擊，這種沖擊會(huì)極大影響液壓系統(tǒng)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
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R900927230

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R900954083

3DREPE6C-2X/25EG24N9K31/F1V

4WRA6V30-22/G24N9K4/V-589

4WRAE6E07-2X/G24K31/A1-S0280

4WRAE6E26-2X/G24K31F1 R900021267

4WRDE25V1-350L-5x/6L24K9/M

4WRDE27W500L-5XH/6L24K9/M

4WRDE27W500L-5XH/6L24K9/M

4WRDE32E600L-52/6L24K9/M

4WRDE32E600L-52/6L24K9/M

4WRE10E75-21/G24K4N

4WERZ32E360-30B/6A24ETZ4M

4WRPH-6-C3B40L-20/G24Z4/M

4WRPH-6-C3B40L-20/G24Z4/M

4WRPH-6-C3B40L-20/G24Z4/M

4WRPH-6-C3B40L-20/G24Z4/M

4WRPEH6C3B12L-20/G24K0/F1M

4WRKE27W8-500L-3X/6EG24EK31/A1D3M

4WRKE25E350L-33/6EG24EK31/A1D3M

4WRKE27W8500L-33/6EG24EK31/A1D3M

4WRZE10W6-85-7X/6EG24N9ETK31/F1D3M

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4WRKE27E500L-33/6EG24EK31/A1D3M

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4WRKE10W6-100L-34/6E G24EK31/A1D3M

4WRKE16E1-200L-33/6EG24EK31/A1D3M

4WRKE10E1-100L-3X/6EG24K31/C1D3M

4WRKE25E350L-3X/6EG24ETK31/F1D3M

4WRKE32E1-600L-3X/6EG24K31/C1D3M

4WRL25E1Z350S-3X/G24Z4/M

4WRL27E430S-3X/G24Z4/M

4WRZ25W8-325-7X/6EG24N9ETK4/D3M

4WRZE10E85-71/6EG24N9ETK31/A1D3M

4WRZ10W8-85-7X/6EG24N9EK4/D3M

4WRZ25W8/220-71/6EG24N9K4/M

　
，*簡(jiǎn)單的辦法是在該電液閥下面疊加一個(gè)P口節(jié)流閥或進(jìn)油節(jié)流式雙單向節(jié)流閥、出油節(jié)流式雙單向節(jié)流閥，以延長(zhǎng)閥芯的換向及復(fù)位時(shí)間，從而到降低液壓沖擊的目的。下面就以彈簧復(fù)位型、三位四通中封式電液壓換向閥為例、對(duì)該三種疊加節(jié)流方式作簡(jiǎn)要說(shuō)明。DRE10-5X/200YG24K4M
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