Bristol Compressor H20R753DBX

06/14/2020

The reason for the frost on the compressor air inlet is here!

The reason for the frost on the compressor air inlet is here! Frost on the air inlet of the cold storage compressor is a very common phenomenon in the refrigeration system. Under normal circumstances

07/07/2020

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

08/17/2020

Structural requirements of modular air conditioning units

1. When the windward velocity of the cooling coil exceeds 2.5m/s, a water baffle shall be set. 　　2, the spray section should have an observation window, a water baffle and a water filter device.

05/27/2022

Level of Safety Light Curtain?

In modern chemical plants, people work together with mechanical equipment. Mechanical equipment is becoming more and more automatic, and workers are more and more likely to be hurt.

09/08/2020

Air compressor lubricant model the difference between No. 32 and No. 46 air compressor lubricants

Air compressor lubricants are generally No. 32 oil and No. 46 oil. No. 32 is a mineral type. The general service life is about 2000 hours and needs to be replaced. The operating temperature must be below 90 degrees to avoid carbon deposits.

06/14/2020

The cold storage was built in this way, which actually saved nearly half of the electricity bill!

Compared with the ordinary refrigerator, the cold storage has a larger cooling area, and because of the large cooling area of ​​the cold storage, the power consumption is relatively large.

07/17/2020

Detailed product knowledge about Danfoss expansion valves

The thermal expansion valve is used to adjust the supply amount of liquid refrigerant in the evaporator. The supply amount is controlled by the superheat of the refrigerant. Therefore, this valve is particularly suitable for the supply of refrigerant liquid in the dry evaporator. Because the refrigerant superheat at the outlet of the dry evaporator is proportional to the load of the evaporator.

04/29/2025

Difference between AC, DC and EC Fans

AC fans, DC fans and EC fans are classified according to their power supply type and motor type respectively. They differ in drive method, performance and application range.

08/02/2020

Principle and maintenance method of air conditioner pressure protector

In addition to window air-conditioning units, many air-conditioning systems use high-pressure and (or) low-pressure pressure protectors to protect the compressor in the event of a system failure. During the normal operation of the device

09/06/2020

How to correctly choose a silent oil-free air compressor

How to correctly choose a silent oil-free air compressor Since the silent oil-free air compressor uses oil-free self-lubricating technology, its core components, Jose ring and bearings, have high requirements for materials, and it has been difficult to solve them well.