REXROTH Overflow Valve DB30-1-52/100

07/19/2020

The function and working principle of oil separator

The role of the oil separator in the chiller; In the vapor compression refrigeration system, the compressed ammonia vapor (or freon vapor) is in a high-pressure and high-temperature superheated state. Because of its fast flow rate and high temperature when it is discharged. Part of the lubricating oil on the cylinder wall is inevitably

08/17/2020

Common failures of scroll chiller compressor

Scroll compressors are mainly used in air-cooled box chillers, water-cooled box chillers, open chillers, low temperature chillers, etc. It is said that the compressor is the heart of the chiller, so how can we operate to avoid the compressor from malfunct碌7館

07/29/2020

Why do the repairing air conditioner explode frequently, the repairer should pay attention to it!

Call 1: Please notify the installation and maintenance master of all outlets. Most of the current inverter air conditioners are throttling by electronic expansion valves.

07/08/2020

This is the key method to solve the leakage problem of fan coil

The fan coil and fresh air system is a widely used air-conditioning method. Because of its flexible layout and the ability of each room to be adjusted independently, it is commonly used in hotels, hotels, office buildings, hospitals and other buildings. However, many problems are often caused by mistakes in construction and design, and the most common one is water leakage.

06/14/2020

Cleaning and maintenance of the plate cooler of the air cooler after cooler.

Cleaning and maintenance of the plate cooler of the air cooler after cooler. In addition to the overhaul under special circumstances, plate heat exchangers should also be regularly maintained. Because the plate heat exchanger is easy to assemble and disaﰸ2䀀
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09/09/2020

What are the problems of traditional air compressors compared with frequency conversion air compressors

Variable-frequency air compressors have certain advantages in many aspects, so what are the problems of traditional air compressors compared to variable-frequency air compressors? Today I will tell you about the problems of traditional air compressors.

07/07/2020

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

02/09/2023

What is a Blend Door Actuator?

Blend door actuators, also known as Heating, Ventilation, and Air Conditioning (HVAC) actuators, control the position of the vents and the air flowing into the passenger area of the vehicle.

08/07/2020

A picture teaches you to understand the professional installation of household central air conditioners!

Good product quality requires a professional installation process to maximize product performance. This perfectly explains the statement that central air conditioners rely on products for three points and installation for seven points.

07/11/2025

Speed-Torque Curve of Stepper Motors and FAQs

This is the torque the motor will produce when the motor is stationary and rated current is applied to the windings.