Beban listrik untuk keperluan lainnya antara lain heater atau elemen pemanas listrik. Pada peralatan refrigerasi dibedakan dua jenis heater, yaitu deforst heater dan mullion heater. Defrost heater diletakkan di evaporator, digunakan untuk mencairkan bunga es yang timbul di permukaan evaporator, sedang mullion heater diletakkan di sekeliling pintu refrigerator/freezer untuk mencegah agar rangka alat tidak berembun. Beban listrik lainnya adalah lampu ...

With regard to work using machine tools / power tools, workers must pay attention to safety measures such as wearing protective goggles, rubber gloves to protect from possible electrical voltage shock. The workplace must be kept clean and dry to prevent accidents due to slipping. Machine tools / power tools to be attached protective glass and there is a safety ...

What is meant by the viscosity index or viscosity index (VI) is a number that indicates the range of changes in the viscosity of a hydraulic fluid associated with changes in temperature. Thus the viscosity index is used as a basis in determining the characteristics of the hydraulic fluid viscosity related to temperature changes. Regarding the viscosity index is specified ...

When treatment is necessary equipment to do so. Without knowing the proper equipment to do the job can cause undesired damage. Therefore, an understanding of the tool into something that is very important in the maintenance and repair work. Workplace accidents caused by improper use of tools can be dangerous for workers, co-workers, goods and or the tool itself. This ...

Currently, we feel that electric energy is common in the environment of our lives. Because plural, sometimes some of us forget or tidakmenyadari where electricity nearby. Only when there is a sudden blackout of PLN, they’ve realized how very important the existence of electrical energy in the vicinity. It is difficult to imagine, if the phase of modern life as ...

Electrical earthing wire (ground wire) used in electrical circuits to enable an electric current to flow back into the ground rather than flowing through the human body that has greater resistance dbandingkan with a grounding wire resistance. For example, if the conductor-voltage contact or stick to the framework of the HVAC units that are not equipped with grounding wire, and ...