WAZIPOINT Engineering Science & Technology

Thursday, May 7, 2026

How to Prevent Fire in Your AC

How to Prevent Fire in Your AC

Keep your AC from catching fire

The single most important steps are to keep electrical connections tight and code‑compliant, change/clean filters regularly, and have a licensed HVAC/electrician inspect the unit annually — if you smell burning or see smoke, turn the unit off, unplug if safe, evacuate, and call local emergency services immediately. 

Danfoss Quick Reference Manual Guide Book

Danfoss HVAC

Quick Reference Book for Danfoss HVAC Equipment Operation, Maintenance, and Troubleshooting Guides.


Hope this article will help you if you are doing your work with Danfoss HVAC (Heating Ventilating and Air Conditioning) system equipment like- Chiller, Air Handling Unit, Automation Drives, or Frequency converter, Temperature controller, Microdrives, etc. 

As HVAC equipment operates without breakdown, maintenance in periodic preventive, or breakdown, and troubleshooting during emergency breakdown maintenance, you must keep the Danfoss quick reference book in your reference library.

Tuesday, May 5, 2026

Electrical Substation Equipment: Lightning Arrester and Its Functions

Lightning Arrester for Substation

A Lightning Arrester, also known as a Surge Arrester or Lightning Protector, is an essential piece of electrical equipment used in electrical substations and power systems. Its primary purpose is to protect substation equipment and the power grid from the damaging effects of lightning strikes and transient overvoltages.

Monday, May 4, 2026

What is Glacier?


A glacier is a large, long‑lived mass of ice that forms on land from compacted snow and slowly flows under its own weight; they are found in high mountains and polar regions, not in low‑lying Bangladesh — the nearest major glacier regions to Dhaka are the Himalaya and Karakoram ranges (Nepal, India, Pakistan). 

What is the Galaxy?

Fig. Galaxy Model

What Is a Galaxy? A Comprehensive Research Report

Saturday, May 2, 2026

What is the Falling Star?

Falling Star


A “Falling Star” is not a star but a meteor — a small rock or dust particle that lights up as it burns in Earth’s atmosphere; when many occur from the same debris stream it’s a meteor shower (e.g., the Perseids in August). You can see bright meteors on clear, dark nights and during annual showers such as the Perseids and Geminids.