POWTRAN VFD Frequency Converter PI9230 093G3/110F3

07/12/2023

eciprocating vs. Rotary Compressors: Which is Better for Your HVAC System?

When it comes to selecting the right compressor for your HVAC system, you may find yourself asking the question, "Which is better, reciprocating or rotary compressors?"

08/13/2020

The reason why the chiller is not cooling and there is no alarm prompt

In the process of operation, often when there is no cooling phenomenon, there is no alarm prompt, so that the operator has no way to start and does not know what caused this problem.

09/08/2020

Compressed air filter selection method and related technical parameters

In the air compressor system, the air processed by the air compressor cannot be used directly. It must be purified by the dryer filter before it can be put into the air equipment. The role of the filter in the air compressor system is to remove liquid water, dust, oil, dust and other impurities in the compressed air.

08/22/2025

Rosemount 3144P temperature transmitter FF fieldbus manual!

power supply Rosemount temperature transmitter FOUNDAIION fieldbus uses standard fieldbus power supply. The operating voltage of the transmitter is 9 to 32Vdc with a maximum of 11 mA. The rated voltage at the transmitter end is 42.4V dc, Wiring diagram

06/29/2020

Compression ratio of American Copeland compressor

09/08/2020

Different concepts of air compressor and compressor

Without understanding of air compressors and compressors, people often have a wrong idea: mistakenly think that air compressors are compressors. In fact, there is still a big difference between the two. Air compressors and compressors are actually two different mechanical products, although they have certain commonalities and connections.

04/09/2025

Common DAIKIN AC Error Code Lists

DAIKIN air conditioner/air conditioning system malfunction codes consist of one letter or number plus one number or letter. The letters include A, C, E, H, F, J, L, P, U, and M, and the numbers include 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9. These codes are divided into indoor unit related, outdoor unit related, system related codes and others.

09/14/2020

Analysis of common failures of diesel-driven air-cooled air compressor

In this issue, some analysis is made on the power, clutch configuration and common failures of diesel-driven air compressors. 1. At present, there are four main types of diesel-driven air compressors supporting okmarts.com:

05/01/2023

What are Refrigeration and Air-Conditioning Compressor Heaters Used For

The compressor heater (oil heater, crankcase heater, compressor heating belt) is a part of the refrigeration compressor.

07/15/2020

ZP36KSE-TF53.0 HP 60Hz (R410A) air conditioner Emerson Copeland compressor

Today I will introduce the Emerson Copeland compressor ZP36KSE-TF5, which is suitable for R410A refrigerant at 60Hz three-phase electric air conditioning. The power given in the manual of Emerson Copeland Scroll Air-Conditioning Compressor is 3.0 HP. Other technical parameters can be downloaded from our company's website for inquiries.