@ NO switch and NC switch control a contactor # កុងតាក់អិនអូនិងកុងតាក់អិនស៊ីបញ្ជាកុងតាក់ទ័រមួយ
18:09
วิธีต่อ สวิตช์โลหะ กดติด-กดดับ แบบมีไฟสถานะ | How to wire switch and lamp status
18:24
ប្រព័ន្ធបញ្ជាម៉ូទ័រ start stop
27:13
Electrician is live!
19:14
#ម៉ាស៊ីនសាប់ម៉ាកស៊ុបព្រឹម CSM-430GA-01 #ស្វែងយល់ប្រូក្រាម
21:33
Practice connect Timer relay with start stop button,តម្លើង timer កំណត់ពេល
16:19
How to connect twin timer relay and 2contactor/តបញ្ជាកុងតាក់ទ័រដេីរប្តូរវេនគ្នា
19:49
Electrician is live!
24:14