TIMER

TTE-P DepartmentTIMER
KMUTNB Institute
Submitted to: Ms.Sophitha Srichamni

Table of Contents

1. WHAT IS A TIMER
2. TIMER SYMBOL
3. TYPE OF TIMER
4. TIMER APPLICATION

W HAT IS A TIME
R

Timer (TIMER) or equipment to set the

time. is an electrical device used to

control the time of operation of various

devices According to the user's needs,

for example, we want to set the electrical

system time in the house to work at

09.00 or set the air conditioner to turn

off, etc., most of which timers (TIMER)

are used in industrial applications.

almost all types

1.

TIMER SYMBOL

When starting to supply power
to the timer will start working
immediately until the timer has
finished counting the time as set

2.

TYPE OF TIMER

1.Analog Timer
2.Digital Timer
3.Star-delta Timer
4.Twin Timer

3.

TIMER APPLICATION

1.There is power supply to the Timer
Relay, it will cause the signal (ON)
to be on.

2. When the set time is reached,
the (UP) indicator lights up.

3. Timer Relay has started.

4. ฤt the appointed time Contacts that
are closed will open. The open contact
will close. and when the power supply
stops will return to its original state

4.