double wire system 中文意思是什麼
double wire system
解釋
雙線式-
Ac tri - phase reactive electric energy display control instrument ; double screen digital display ; outline dimension 16080 mm ; no communication interface ; no transmit output ; tri - phase four - wire system ; high limit alarm lower limit alarm ; switch power supply ; input voltage signal 0380v ; input current signal 05a ; reactive power display 0114. 0kw active electric energy display 09999999999999kwh
交流三相無功電能顯示控制儀雙屏數字顯示外形尺寸16080 ;無通訊介面無變送輸出三相四線制上限報警下限報警開關電源供電輸入電壓信號0 380v輸入電流信號0 5a無功功率顯示0 114 . 0kw ;有功電能顯示0 9999999999999kwh 。 -
Fittings for overhead contact system of electrification railway - part 4 : clamp for double headspan cross messenger wire
電氣化鐵道接觸網零部件第4部分:雙橫承力索線夾 -
Tri - phase ac active, reactive power meter ; double screen digital display ; outline dimension 16080 mm ; tri - phase four - wire system ; switch power supply ; voltage input 0100v ; current input 05a ; active display 7500w ; reactive display 7500var
三相交流有功無功功率表;雙屏數字顯示;外形尺寸16080三相四線制;開關電源供電電壓輸入0 100v電流輸入0 5a有功顯示7500w無功顯示7500var 。 -
Since the strain of erecting double contact wire of overhead contact system in urban rail transition is quite great, the author integrates the experience of construction of shanghai pearl line 1 in the first phase and holds that the application of equivalent load about strain to double wires in contact networks is safer and more reliable in the process of installement
摘要基於城市軌道交通接觸網系統中雙承力索、雙接觸線張力比較大這一特殊情況,結合上海軌道交通3號線一期工程的具體實踐,介紹了張力等效負載法的應用方法及原理。 -
2. wp - le3pq - t2824nt 220v 220v, 5a 5a tri - phase ac active, reactive power meter ; double screen digital display ; outline dimension 80160mm ; rs - 485 standard serial communication ; ma transmission output ; tri - phase four - wire system ; switch power supply ; input voltage 0220v ; input current 05a ; active display 3300w, reactive display 3300var
三相交流有功無功功率表雙屏數字顯示外形尺寸80160 rs - 485標準串列通訊4 20 ma變送輸出三相四線制;開關電源供電電壓輸入0 220v輸入電流0 5a ;有功顯示3300w ,無功顯示3300var , -
The rebuiling of numerical control system for wire rope strap driving with double motor
大功率雙電機傳動鋼纜皮帶全數字電控系統改造
分享友人