Lenze Module E84DGDVB3714

12/04/2024

Scroll Vs. Rotary Compressor for AC

The scroll compressor was invented in 1905 by a Frenchman, Copeland. He set up Copeland company in the United States

08/02/2023

Step-by-Step Guide: How to Fix Heat Pump Freezing Up in Winter

A heat pump is an essential component of your HVAC system that helps regulate indoor temperatures during the winter months. It is designed to work efficiently even in sub-zero temperatures, but sometimes, it may freeze up, causing discomfort and inconvenience.

09/11/2020

Introduction to cleaning and maintenance of temperature control valve of okmarts.com air compressor

The composition of the temperature control valve of okmarts.com air compressor: The temperature control valve is composed of valve body, valve core, temperature sensing element, spring, etc.:

06/29/2020

Compressor protection measures against liquid strikes

Compressor protection measures against liquid strikes When too much liquid enters the cylinder and it is too late to discharge it from the exhaust valve, a liquid blow will occur in the cylinder. The high pressure generated during the liquid blow damages the cylinder, piston, connecting rod, etc., so it is necessary to take a Series of protective measures.

09/09/2020

The pharmaceutical industry's requirements for compressed air quality are so rigorous!

The compressed air of pharmaceutical companies is mainly used for filling machines in liquid preparations, granulators, pulping machines, filling machines, packaging machines, printing machines in solid preparations, extraction tanks in the extraction process, and in addition Trial gas, powder material transportation, drying, blowing and purging, pneumatic instrument components, automatic control gas, etc.

08/17/2020

Comparative analysis of ground source heat pump air conditioner and air source heat pump air conditioner

Both ground-source heat pumps and air-source heat pumps use advanced heat pump technology. They have one thing in common. They are both energy porters, but they have big differences in energy conversion.

07/17/2020

Empty and replace the expansion valve after servicing the refrigeration system

Let's introduce the operation process when replacing the expansion valve in the refrigeration system. In the system, when the low pressure of the system is under pressure control, short-circuit the controller before venting the system to prevent the system from jumping during vacuum.

07/24/2020

Air conditioning system fault diagnosis guide (Part 1)

"Refrigeration system low pressure, high pressure value abnormal", "compressor shell temperature abnormality", "air inlet and outlet temperature difference value abnormal", "air conditioner outlet temperature is too high or low",

06/29/2020

Compression ratio of American Copeland compressor

07/04/2020

Talking about several common types of Copeland compressors

Talking about several common types of Copeland compressors Copeland compressors, which consist of casings, motors, cylinders, pistons, control equipment (starters and thermal protectors), and cooling systems, are used very often in air conditioning and cold storage.