一、隔爆電液換向閥產(chǎn)品描述

防爆（隔爆）電磁換向閥適用于有防爆要求場(chǎng)合（如有煤塵、甲烷爆炸性氣體的煤
礦礦井或類(lèi)似的礦山、化工、石油等易燃場(chǎng)合）的液壓系統(tǒng)中，作控制方向用。

隔爆電液換向閥部分型號(hào)如下：

GDFWH-03-3C2-D24-50 GDFWH-03-3C4-D24-50 GDFWH-03-2B3 GDFWH-03-2B2
GDFWH-03-2B8 GDFWH-03-2B3L GDFWH-03-2B2L GDFWH-03-2B8L GDFWH-03-2B12AL
GDFWH-03-2B2AL GDFWH-03-2B3AL GDFWH-03-2B60BL,GDFWH-03-2B40B,
GDFWH-03-2B40BL GDFWH-03-2B50B,GDFWH-03-2B10B,GDFWH-03-2B40B
GDFWH-03-3C3, GDFWH-03-3C2,GDFWH-03-3C12 GDFWH-03-3C4,GDFWH-03-3C60,
GDFWH-03-3C10 GDFWH-03-3C9 GDFWH-03-3C40 GDFWH-03-3C5,

隔爆電液換向閥GDFWH-06-3C2-D24-50 GDFWH-06-3C4
GDFWH-04-3C2-D24-50 GDFWH-04-3C4-D24-50 GDFWH-04-2B3 GDFWH-04-2B2
GDFWH-04-2B8 GDFWH-04-2B3L GDFWH-04-2B2L GDFWH-04-2B8L GDFWH-04-2B12AL
GDFWH-04-2B2AL GDFWH-04-2B3AL GDFWH-04-2B60BL,GDFWH-04-2B40B,
GDFWH-04-2B40BL GDFWH-04-2B50B,GDFWH-04-2B10B,GDFWH-04-2B40B
GDFWH-04-3C3, GDFWH-04-3C2,GDFWH-04-3C12 GDFWH-04-3C4,GDFWH-04-3C60,
GDFWH-04-3C10 GDFWH-04-3C9 GDFWH-04-3C40 GDFWH-04-3C5,

隔爆電液換向閥GDFWH-06-3C2-D24-50 GDFWH-06-3C4
GDFWH-06-3C2-D24-50 GDFWH-06-3C4-D24-50 GDFWH-06-2B3 GDFWH-06-2B2
GDFWH-06-2B8 GDFWH-06-2B3L GDFWH-06-2B2L GDFWH-06-2B8L GDFWH-06-2B12AL
GDFWH-06-2B2AL GDFWH-06-2B3AL GDFWH-06-2B60BL,GDFWH-06-2B40B
GDFWH-06-2B50B,GDFWH-06-2B10B,GDFWH-06-2B40B GDFWH-06-3C3,GDFWH-06-3C2,
GDFWH-06-3C12 GDFWH-06-3C4,GDFWH-06-3C60,GDFWH-06-3C10 GDFWH-06-3C9
GDFWH-06-3C40 GDFWH-06-3C5,GDFWH-06-2B40BL

GDFWH-10-3C2-D24-50 GDFWH-10-3C4-D24-50 GDFWH-10-2B3 GDFWH-10-2B2
GDFWH-10-2B8 GDFWH-10-2B3L GDFWH-10-2B2L GDFWH-10-2B8L GDFWH-10-2B12AL
GDFWH-10-2B2AL GDFWH-10-2B3AL GDFWH-10-2B60BL,GDFWH-10-2B40B
GDFWH-10-2B50B,GDFWH-10-2B10B,GDFWH-10-2B40B GDFWH-10-3C3,GDFWH-10-3C2,
GDFWH-10-3C12 GDFWH-10-3C4,GDFWH-10-3C60,GDFWH-10-3C10 GDFWH-10-3C9
GDFWH-10-3C40 GDFWH-10-3C5,GDFWH-10-2B40BL

. 本產(chǎn)品設(shè)計(jì)制造符合GB3836.1-2000《爆炸性環(huán)境用防爆電氣設(shè)備通用要求》和
GB3836.2-2000《爆炸性環(huán)境用防爆電氣設(shè)備隔爆型電氣設(shè)備"d"》及有關(guān)標(biāo)準(zhǔn)，產(chǎn)品
和技術(shù)文件經(jīng)的防爆檢驗(yàn)單位審定通過(guò)，防爆合格證號(hào)：2022200（工廠用），
2022199（礦用），煤安號(hào)：20022049。
2. 電氣裝置采用了嚴(yán)格控制防爆措施，接線(xiàn)盒的進(jìn)線(xiàn)具有密封可靠、接線(xiàn)方便的優(yōu)點(diǎn)。
3. 本產(chǎn)品為板式連接型，其安裝連接尺寸符合GB2514-81《四油口板式液壓方向控制閥安裝面》的標(biāo)準(zhǔn)。
4.本GD和GDY系列隔爆換向閥適用于防爆要求場(chǎng)合（如煤礦、石油、冶金、化工和工廠內(nèi)
存在B級(jí)－包含T1、T2、T3、T4組的可燃 性氣體、蒸氣與空氣形成的爆炸性混合物）的液
壓系統(tǒng)中作方向控制用。