DS3820STMA GE

Giddings & Lewis DSA 007-230 S Drive DSA007 **LNC**
Expedited shipping available

GIDDINGS & LEWIS 502-03552-22 USPP 5020355222

GIDDINGS & LEWIS PIC900 TURBO CPU MODULE 502-03814-60R1

Giddings & Lewis Remote Pendant CNC Controller
871-20695-01

NEW SEALED Giddings & Lewis NSM3412 M.1015.6955 Servo
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Giddings & Lewis M.1016.9260 4CH Encoder Input Module
One-day shipping available

Giddings & Lewis Centurion DS100 DS120 401-34201-22

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Description

接触器的选用

选择接触器时应注意以下几点。

(1)接触器主触头的额定电压负载额定电压。

(2)接触器主触头的额定电流≥1.3倍负载额定电流。

(3)接触器线圈额定电压。当线路简单、使用电器较少时,可选用220V380V;当线路复杂、使用电器较多或不太安全的场所,可选用36V110V127V

(4)接触器的触头数量、种类应满足控制线路要求。

(5)操作频率(每小时触头通断次数)。当通断电流较大及通断频率超过规定数值时,应选用额定电流大一级的接触器型号。否则会使触头严重发热,甚至熔焊在一起,造成电动机等负载缺相运行。

Giddings & Lewis DSA 007-230 S Drive DSA007 **LNC**
Expedited shipping available

GIDDINGS & LEWIS 502-03552-22 USPP 5020355222

GIDDINGS & LEWIS PIC900 TURBO CPU MODULE 502-03814-60R1

Giddings & Lewis Remote Pendant CNC Controller
871-20695-01

NEW SEALED Giddings & Lewis NSM3412 M.1015.6955 Servo
Expedited shipping available

Giddings & Lewis M.1016.9260 4CH Encoder Input Module
One-day shipping available

Giddings & Lewis Centurion DS100 DS120 401-34201-22