ABB offers a wide variety of open transition motorized change-over switches from 40 to 3200 Amperes in range. All of our motorized change-over switches come equipped with a cover with clear operating instructions and improved motor operator performance. Easy installation Safety and protection Relia...
Tools and Support Catalogue Product data Download a document e-Configure Related products Manual operated switch-disconnectors Manual operated change-over switches Motor operated change-over switches Automatic transfer switches Motor operated bypass switches...
OT_C Change-over Disconnects ABB offers a wide variety of manual change-over switches, from 16 to 3200 Amperes in range. Manual change-over switches are available with three different transition types. OTDC Disconnects The OTDC range of switch-disconnectors from 16 to 1600 Amperes is specially...
OT_C change-over disconnects for a smooth and safe transition from one power source to another. In case of power source failure, whether planned or unplanned, a rapid switch to back-up power is often crucial. Open transition manual change-over switches designed according to UL/CSA certificatio...
ABB 低压自动转换开关商品说明说明书
制造商ABB [ABB] 网页http://www.abb.com 标志 功能描述CHANGE-OVERSWITCH 类似零件编号 - OT40F3C 制造商部件名数据表功能描述 List of Unclassifed Man...OT40F3 4Mb/72PSwitch-disconnectors OT40F3 735Kb/8PDisconnect switches Non-fusible Fusible ...
Both controllers perform the command (Run or Stop). The LED display on the Primary shows the current status. In the case of a redundancy change-over, the last status is retained irrespective of the RUN/STOP switch position. 两个控制器执行命令(运行或者停止)。主控制器上的LED指示灯显示当前状态...
The motor operator is protected from overloading by a fuse (F1) under the motor operator Only use the same type of fuse that is described on the label close to the ( 山 fuse. 6.1.1 Impulse control When using impulse control, the switch-disconnector is controlled by electric impulses. ...
Time lag relay Dimensions W x H x D: 22.5 x 100 x 90 mm Operating temperature: -25...+60 °C Time-setting range: 0.05 s...100 h Assembly type: DIN-Rail Output contact: 1 Change-Over (CO) / 1 Change-Over (Instantaneous) Switch function: Multifunction Termination type: Screw Termin...
After the control switch “S” closes for at least 35ms, the output relay is energized. The first LED indicates the energizing of terminals Ax/A2. If the control switch opens, the timing period begins. If the control switch closes before the timing period elapses, the output relay remains...