Electrical and Technology

FIRE ALARM SYSTEM:- A fire alarm system has various gadgets cooperating to recognize and caution individuals through visual and sound apparatuses when smoke, fire, carbon monoxide or different crises are available. Types of Fire Alarm Systems with Wiring Diagrams The following are the different types of fire alarm systems with wiring and connection diagrams. Basic Fire Alarm in Home   This is the basic fire alarm system used in household wiring. A smoke or heat detector can be installed on the existing or new home wiring.  The main supply is 120V AC (in the US) and 230V AC (in the EU). The detectors can be directly connected to the DB (distribution board) or existing wiring like an outlet.  Intelligent Fire Alarm System In an intelligent fire alarm system, each device has the ability to analyze the environment around it and communicate the central control panel to take further action(s) in case of a fault, fire or the device needs cleaning or scheduled maintena

Power Transmission Tower  A  transmission tower  or  power tower  (alternatively  electricity pylon  or variations) is a tall  structure , usually, a steel  lattice tower  used to support an  overhead power line . Power transmission tower consists of the following parts:- 1) The peak of the transmission tower  2) Cross arm of transmission tower  3) The boom of transmission tower  4) Cage of transmission tower  5) Transmission Tower Body  6) Leg of transmission tower  7) Stub/Anchor Bolt and Baseplate assembly of a transmission tower.  The main parts of these are shown in the pictures. The peak of Transmission Tower The portion above the top cross arm is called the peak of the transmission tower. Generally, earth shield wire connected to the tip of this peak. Cross Arm of Transmission Tower Cross arms of transmission tower hold the transmission conductor. The dimension of cross arm depends on the level of transmission voltage, configuration and mini