Pengukuran daya pada sistem arus balik dibedakan menjadi tiga janis daya, yaitu – Daya semu ( S ) yang diukur dalam satuan VA atau kVA – Daya Aktif ( P ) yang diukur dalam satuan watt atau kW – Daya Reaktif ( Q ) yang diukur dalam satuan VAR atau kVAR Hubungan antara ketiga daya tersebut dapat dijelaskan dengan mudah ...
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Motor induksi terdiri dari dua bagian utama : Bagian yang tetap , disebut Stator Bagian yang bergerak , disebut Rotor Dilihat dari konstrusi rotor motor induksi ada dua jenis : Motor rotor sangkar rangkaian rotor nya dihubung singkat. Motor cicincin luncur ( Slip ring motor ), mempunyai rotor lilit Gambar 2-4. Kontruksi motor induksi. Stator terdiri dari tiga bagian utama ...
Read More »Electrons to the movement requires a driving engine, which is similar to a pump, which on one side of the electrical circuit electrons “pushed into”, at the same time on the other side “pull” electrons. This machine is hereinafter referred to as generator voltage or voltage source. Thus in one clamp of the excess electron source voltage (pole), clamp the ...
Read More »Multimeter described in this book is Multimeter Analog that use rotating coils to move the needle board scale. Multimeter is widely used because they are relatively affordable. If the Digital Multimeter direct measurement results can be read in the form of numbers that appear on the screen display, the analog multimeter measurement results read by the appointment of a needle ...
Read More »Motor operation protects against tampering and damage, on the applied control circuit protection equipment such as table 1. Reliability performance protection will determine motor protection against interference. As an illustration dipelihatkan in Figure 3-1, a circuit controlling a motor with two speeds and two-way swivel that is equipped with the tools and the TOL protection fuse or MCB. Figure 3-1. ...
Read More »Safety device used on the motor occurs when the load is called the Thermal Over Load Relay (TOR / TOL) is usually coupled with a contactor, the market there is also a more integrated security burden on Motor Circuit Breaker. Relay is normally connected to the contactor to the main contact 2, 4, and 6 before being connected to the ...
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