Earthing system is one of the important items for electrical installation used in domestic or industrial sector.This is for electrical safety purpose when current leakage happen. With proper grounding system,people are protected from electrical shock and also to ensure residual current devices (RCD) or Ground Fault device (GFCI) activate properly. Intentional grounding is required for the safe operation [...]
The main purpose of this 16 steps is to look at the systematic and proper work sequence on disconnecting the wiring,check the motor nameplate, specification when replacing the motor until complete the task. I would like to share my routine standard procedure for replacing a new motor.I created this procedure follow the safety guideline and reference from [...]
The amount of light required for any of these industrial applications will depend upon the nature of the work carried out. The luminescence required for manufacturing operations is given in table below. The size of lamp required can be calculated by considering the area to be lighted, the illuminance required,depreciation factor, and the beam factor of the particular [...]
For electrical installation,the main factor to completed the task with quality and in time,we must make sure the detail and comprehensive drawing are provided. These drawing is important to show in clear view about position of electrical equipment,access for electrical cable,switch and socket location and others important item. The drawings scale are based upon the [...]
In accordance with the Fire Precautions Act 1971 and the Health and Safety at Work Act 1974, BS EN 1838 : 1999 Code of practice for the emergency lighting of premises must followed with minimum standards to achieve the safety target. It is important matter for safety precaution when emergency happen such as fire,explosive,electrical disaster [...]
As we known,Molded Case Circuit Breaker main function is protection device from overload current and short circuit.It also have a several attachment device for additional protection that we can combine with MCCB. Common accessories used for MCCB such as phase insulation barrier,Shunt trip,Under voltage trip device,rotary handle and change over system.It can provide more protection [...]
As we known when working on electrical installations, safety matter is our priority.Every step we need to consider about hazards when perform electrical works. Only competent electrician can work on electrical installation or live condition according to relevant industrial safety standards.Common industrial safety standard for electrical works such as VDE 0105 for Germany, and international [...]
