Tagged: limit

MICRO – LIMIT SWITCHES

MICRO – LIMIT SWITCHES

MICRO-LIMIT SWITCHES MICRO-LIMIT SWITCHES Another type of limit switch often used in different types of control circuits is the micro-limit switch or microswitch . Microswitches are much smaller in size than the limit switch...

Limit Switches

Limit Switches

Limit Switches Limit Switches Limit switches are drawn by adding a wedge to one of the four basic switches , Figure 4–11 . The wedge represents the bumper arm . Common industrial limit switches...

Limit Switch

Limit Switch

Limit Switch Limit Switch Limit switches , Figure 1–12 , are designed to pass an electrical signal only when a predetermined limit is reached . The limit may be a specific position for a...

LIMIT SWITCHES

LIMIT SWITCHES

LIMIT SWITCHES LIMIT SWITCHES The automatic operation of machinery requires the use of switches that can be activated by the motion of the machinery . The limit switch , Figure 13–1 , is used...

CAPACITOR TIME LIMIT RELAY

CAPACITOR TIME LIMIT RELAY

CAPACITOR TIME LIMIT RELAY CAPACITOR TIME LIMIT RELAY Assume that a capacitor is charged by connecting it momentarily across a DC line and then the capacitor DC is discharged through a relay coil ....

4.5.2 Current Limit Acceleration Starter

4.5.2 Current Limit Acceleration Starter

4.5.2 Current Limit Acceleration Starter 4.5.2 Current Limit Acceleration Starter In this type of starter, the accelerating contactor closes depending upon the amount of stator/ rotor current. Accelerating contactors are energised when current peak...