Siemens Resistor 3RT6916-1BB00

08/11/2020

Standard and calculation of water capacity of central air-conditioning system

Speaking of the central air-conditioning system okmarts.com editor believes that everyone is familiar with it, because the central air-conditioning system can be seen everywhere in our lives.

08/03/2020

HVAC essential! Three steps to accurately calculate the cooling capacity of central air conditioning

The cooling capacity calculation of central air-conditioning is divided into three steps: 1. Calculate the actual cooling capacity required: Calculate according to the practical area of ​​the room (carpet area, the floor area of ​​the home can be deducted from the floor area); 150 watts per square meter;

08/02/2020

How to judge the presence of air in the air conditioner

In the refrigeration system, the non-condensable gases are mainly nitrogen, oxygen, hydrogen and water vapor in the air; because these working fluids do not condense with the refrigerant, they generally gather in the condenser or the liquid reservoir.

05/08/2025

Difference in 2 Pin, 3 Pin and 4 Pin Computer Fans: Which is better?

If a computer does not have a radiator, its internal temperature will be infinitely high, and eventually the hardware will be burned directly. Whether it is for the CPU, graphics card, chassis, or power supply, heat dissipation is required.

08/14/2020

Several details in the cold storage installation process

Hello, dear readers and friends, today the editor of okmarts.com will briefly introduce you to several details of the cold storage installation process.

06/14/2020

Sales of air conditioners become explosion models of home appliances

Sales of air conditioners become explosion models of home appliancesSales of air conditioners become explosion models of home appliances On the eve of the "May Day", many consumers received a "bombing" on the mobile phones of home appliance community groﰸ

09/03/2020

How much do you know about the precautions of the operation control system of the air separation plant

The air separation unit adopts cryogenic technology, which uses the different boiling points of oxygen and nitrogen gas at the same pressure to achieve gas separation and extract oxygen,

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

08/15/2020

Precautions for operation of cold storage evaporator

Cold storage evaporators can be divided into two categories: air coolers and cooling pipes. Air coolers are generally used in cooling rooms, freezing rooms and cooling reduction rooms for cooling objects.

08/03/2020

What is the difference between an air source heat pump and a heating and cooling air conditioner

According to statistics, in 2017, a total of 5.78 million households were converted from coal to electricity and gas, and 3.94 million households were completed in 28 cities in Beijing-Tianjin-Hebei and surrounding areas.