How to Improve Office Lighting in Your Company Premises Many people don’t realize the effect that light has on us, but the truth is that humans are enormously photo sensitive. It is light and dark that determines our Circadian rhythms, and sets our body clock. That explains why office lighting quality is proven to affect…
Generally electrical switchgear rated up to 1 KV is termed as low voltage switchgear. The term LV Switchgear includes low voltage circuit breakers, switches, off load electrical isolators, HRC fuses, earth leakage circuit breaker, miniature circuit breakers (MCB) and molded case circuit breakers (MCCB) etc. i.e. all the accessories required to protect the LV system….
The complete construction details of solar powered string lights using a simple charging circuit, a few rechargeable pencil cells, and a small portable solar panel. Learn more in this easy-to-understand article about how to make your own simple solar powered string lights. Solar cells: expose them to sunlight or in fact any light and they…
1.What is electricity ? Ans : Electricity is a general term used for all phenomena caused by electric charge whether static or in motion. 2.What are the types of electricity ? Ans : There are two types,(1) static Electricity and (2) Current Electricity. 3.What is static electricity ? Ans : Static electricity means electricity at…
Ground Fault Circuit Interrupter (GFCI) At home or outside, there is no way can we do without electricity and electrical devices. These are the indispensable necessities of our modern day lives. But sometimes their accidental “touch” can give a painful shock resulting in serious injuries which at times, sadly enough can have fatal consequences. Incidents…
How To Wire A Room In Home: This a simple and basic guide and in this room electrical wiring diagram i shown a electric board which consist two electrical outlets, 3 switches and one dimmer switch. The distribution supply comes to board and from the board it’s connected to the bulb sockets and ceiling fan….
Types of Miniature Circuit Breakers (MCB’s) MCBs are classified into three major types according to their instantaneous tripping currents. They are Type B MCB Type C MCB Type D MCB Type B MCB This type of MCB will trip instantly at a rate of three to five times its rated current. These are normally used…
MCCB Maintenance: Guidelines for Inspection and Preventive Maintenance of Molded Case Circuit Breakers (mccb) Used in Commercial and Industrial Applications. the following MCCB inspections and test procedures listed and explained in details. Inspection of MCCB enclosure Preventative maintenance // Environmental evaluation Interchangeable trip units Wire connectors and connections Mechanical operation tests Insulation resistance tests Individual pole resistance…
Generally there are many factors to be consider for Specifying Transformer but the most important factors for specifying transformer is listed below, Kilo volt ampere (kVA) Rating Voltage Ratings, Ratio, and Method of Connection (Delta or Wye) Voltage Taps Typical Impedance Values for Power Transformers Insulation Temperature Ratings Insulation Classes Sound Levels Effects of Transformer…
Feeders: Feeder line is part of an electric distribution network. An electrical wiring circuit in a building which carries power from a transformer or switch gear to a distribution panel. Different feeders are connected to the feeder bus to feeds different loads like, motor loads, lighting loads, industrial machinery loads, air conditioner loads, transformer cooling…
