更新時(shí)間:2015-09-04
訪問(wèn)量:1034
廠商性質(zhì):生產(chǎn)廠家
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LW31主要用于成套電器開(kāi)關(guān)柜或三相異步電動(dòng)機(jī)負(fù)荷起動(dòng)變速轉(zhuǎn)向以及作為主電路和輔助電路轉(zhuǎn)換之用,可全面代替其他轉(zhuǎn)換開(kāi)關(guān)。
◆技術(shù)參數(shù)
型號(hào)規(guī)格 | LW31-20 | LW31-25 | LW31-32 | LW31-50 | LW31-75 | |||||||||||||||||||
額定發(fā)熱電流ITH | A | 20 | 25 | 32 | 50 | 75 | ||||||||||||||||||
額定工作電壓Ue | V | 110 | 220 | 440 | 110 | 220 | 440 | 500 | 690 | 110 | 220 | 440 | 500 | 690 | 110 | 220 | 440 | 500 | 690 | 110 | 220 | 440 | 500 | 690 |
額定工作電流 Le | | | | | | | ||||||||||||||||||
AC-21A | A | 20 | 25 | 32 | 50 | 70 | ||||||||||||||||||
AC-22A | A | 16 | 20 | 32 | 40 | 63 | ||||||||||||||||||
DC-20 | A | 20 | 25 | | 32 | | 50 | | 75 | | ||||||||||||||
額定控制功率power | P | | | | | | ||||||||||||||||||
AC-23A | KW | 5 | 7.5 | 7.5 | 11 | 15 | 11 | 18.5 | 22 | 15 | 22 | 30 | 18.5 | 30 | 37 | |||||||||
AC-3 | KW | 4 | 5.5 | 5.5 | 7.5 | 11 | 7.5 | 15 | 18.5 | 11 | 18.5 | 22 | 15 | 22 | 30 | |||||||||
AC-4 | KW | 2.2 | 3 | 2.2 | 4 | 4 | | 3 | 5.5 | 5.5 | | 5.5 | 7.5 | 9 | | 7.5 | 11 | 15 | | |||||
DC-23 | KW | 0.77 | 1.2 | | 2 | 2.2 | | 2 | 2.2 | | 3 | 6 | | 4 | 8 | |
型號(hào)規(guī)格 | 外形尺寸(mm) | 安裝尺寸(mm) | ||||||||||
A | C | H | L | E | D1 | D2 | S | F | G | D3 | T | |
LW31-20 | □54 | Φ44 | 38 | 25+12n | 32 | Φ9.5 | Φ3.2 | 1.5 | 35 | Φ45 | Φ4.5 | 6 |
LW31-20 | □72 | Φ44 | 38 | 25+12n | 32 | Φ9.5 | Φ3.2 | 1.5 | 58 | Φ45 | Φ4.5 | 6 |
LW31-25 | □72 | Φ59 | 36 | 25+13n | 33 | Φ9.5 | Φ3.2 | 1.5 | 58 | Φ64 | Φ4.5 | 6 |
LW31-25 | □105 | Φ59 | 53 | 23+13n | 33 | Φ9.5 | Φ3.2 | 1.5 | 85 | Φ64 | Φ4.5 | 6 |
LW31-32 | □72 | Φ59 | 36 | 23+18n | 33 | Φ9.5 | Φ3.2 | 1.5 | 58 | Φ64 | Φ4.5 | 6 |
LW31-32 | □105 | Φ59 | 53 | 23+18n | 33 | Φ9.5 | Φ3.2 | 1.5 | 85 | Φ64 | Φ4.5 | 6 |
LW31-50 | □105 | Φ80 | 53 | 34+18n | 46 | Φ13 | Φ5.3 | 3 | 85 | Φ90 | Φ5.5 | 8 |
LW31-75 | □105 | Φ80 | 53 | 34+27n | 46 | Φ13 | Φ5.3 | 3 | 85 | Φ90 | Φ5.5 | 8 |