Copeland Compressor 4RA3-2000-FSD-800

03/14/2021

Function of servo drive

Regeneration and dynamic braking function; Instant power down protection function for quick shutdown;

07/07/2020

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

08/05/2020

Central air conditioning chiller water system and ventilation system cleaning method

The central air-conditioning ventilation system mainly includes air ducts, fresh air ducts, central air-conditioning wind cabinets, air supply outlets, air-sealing outlets, air handling units, and fan coils.

06/14/2020

Business management logic of cold storage management system

Business management logic of cold storage management system Nowadays, the development of the cold storage industry is fast, but the scale of the cold storage enterprises is uneven.

01/29/2025

FANUC spindle drive repair fault treatment

FANUC spindle drive maintenance problems mainly appear as stalls, abnormal speeds, motor oscillations, jitter during processing, and main circuit overcurrent alarms. Compared with AC FANUC spindle drive maintenance problems, the primary manifestations are motor overvoltage, fuse blown, etc.

07/27/2020

Most high and low temperature test chambers choose Taikang compressors

The refrigeration compressor of the high and low temperature test chamber adopts the original French Tecumseh compressor. Its working principle is to suck in low temperature and low pressure refrigerant gas from the suction pipe, drive the piston to compress it through the operation of the motor

06/14/2020

2018-2024 Chinese automotive air-conditioning compressor industry in-depth research and investment prospects research report

The automobile air-conditioning compressor is the heart of the automobile air-conditioning refrigeration system and plays the role of compressing and transporting refrigerant vapor.

08/15/2020

Energy saving ways and methods for cold storage

1. Optimize energy saving from a design perspective 　　 (1) Reasonably determine the control temperature of the design cold storage, and reduce the temperature difference between the return air.

06/14/2020

Compressor air conditioners transfer heat from the enclosed space to the outside, or bring heat from the outside into the enclosed space. No heat is generated during the process, but only heat transfer.

Compressor air conditioners transfer heat from the enclosed space to the outside, or bring heat from the outside into the enclosed space. No heat is generated during the process, but only heat transfer. The compressor air conditioner on an electric veh器2䀀
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09/03/2021

How to Communicate PLC to VFD

PLC (Programmable Logic Controller) and VFD (Variable Frequency Drive) play an important role in industrial production and technological development.