HONGFA Relay HF32FV-G-18-H3F

12/23/2024

Rexroth Servo Drive Fault Codes and Troubleshooting Methods

Common faults of Rexroth servo drives / servo controllers include: no display, phase loss, overcurrent, overvoltage, undervoltage, overheating, overload, grounding, parameter errors, display but no output, module damage, etc.

08/17/2020

How to achieve higher performance requirements in the design and production process of chillers

Many companies will purchase chillers to meet the refrigeration needs of their own production work. Purchasing high-quality chillers can ensure the stability of the operation and a certain degree of work efficiency, and the service life will be longer.

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

08/17/2020

What are the effects of water quality on water-cooled chillers

If the cooling performance of water-cooled chillers is to be kept in a stable state, very strict requirements on the water source are required. In the daily use of chillers, if the company does not pay enough attention to the quality of the water source

07/20/2020

Screw refrigeration compressors are prone to these types of failures, have you encountered them?

The compressor is a volumetric compressor.Since its use in 1934, it has a dominant position in small to large and medium-sized refrigeration systems because of its excellent performance, not suitable for wear, and large unit cooling capacity.

09/11/2020

Ways to reduce bearing noise

Ways to reduce bearing noise (1) Method of using chemical additives Adding certain chemical additives to the bearing lubricant can reduce bearing noise. For example, a low-noise grease containing noise-reducing additives produced by a factory in Tianjin can reduce bearing noise by 3.9-9.2dB from the original basis. , Suitable for use in miniature or small bearings.

08/19/2020

Common sense of safe use and maintenance of air conditioners

1. Tips for safe use of air conditioners 　　 1. It should have suitable power capacity and reliable dedicated line connection, and have a safe grounding wire.

08/20/2020

What is an air conditioner pressure sensor

The pressure sensor is a device that is installed on the pipeline of the outdoor unit of the air conditioner to perform pressure detection. The pressure detection result is transmitted to the computer board to control other parts of the air conditioner.

06/22/2020

What to do if the air conditioner is not cooling

Air conditioning does not refrigerate mainly from the following aspects to solve: 1, regular cleaning and maintenance of air-conditioning outside machine. 2. Replace the old air conditioner that has exceeded the service life. 3. Check whether the copper pipes of the indoor and outdoor units of the air conditioner are too long. 4. Check whether the power of the air conditioner matches the indoor space. 5. Check whether the installation environment of the air conditioner is suitable. 6. Replenish refrigerant. <img src="{{media url=&quot;magefan_blog/What_to_do_if_the_air_conditioner_is_not_cooling.jpg&quot;}}" alt="" />

08/02/2020

I have to know these 10 questions about turning on air-conditioning for heating in winter!

In the cold winter, for many southern friends, the air conditioner is indeed one of the greatest inventions in history