Danfoss Compressor SH300A7ALN

10/14/2025

Differences between a Contactor and a Relay

The contactor and the relay are all control devices used in electric circuit. But they cannot replace each other. The followings are the main differences between the two.

07/07/2025

Working principle of air compressor

An air compressor (air compressor) is a device used to compress gas. The structure of air compressor and water pump is similar. Most air compressors are reciprocating piston type, rotating blades or rotating screws. Centrifugal compressors are very large applications.

06/14/2020

Haikou exploded, the central air conditioner was back

Haikou exploded, the central air conditioner was back, was it wrong Since 2020, the safety of the use of central air conditioning has been widely concerned. From the clustered infections in closed places during the epidemic to the explosion accident in H器2䀀
ￜ皥
䖒皦즠Ʋ煔क़㲈Ʋ
䌁皦
ᮔDž༬皧煞क़Ѐ呄ᠾ鹨់༹皧
ࠄ
00령ꐱ댁珵뛐珵Љ
䕄ྦ￿￿뤂ᐱ뚜珵ᴴᏩ呄ᠾ퍘ᒥ鹨់ᩄꋔྦ
瑉浥巠皱

08/08/2020

How to deal with the noise of air-cooled heat pump unit

The scroll-type air-cooled heat pump unit adopts a noise control plan with a sound insulation cover installed to control its noise. The specific plan is as follows:

09/15/2020

82 lake water level sensor, river transmitter

82 lake water level sensor, river transmitter okmarts.com pressure sensor, okmarts.com pressure transmitter, okmarts.com pressure sensor PTH601 uses diffused silicon piezoresistive core or ceramic piezoresistive core, 316 stainless steel structure, mainly suitable for rivers, groundwater levels, reservoirs, water towers and containers, etc. liquid level measurement and control.

06/30/2020

What are the causes of compressor overheating

What are the causes of compressor overheating Some causes of compressor overheating: high return air temperature, large motor heating capacity, high compression ratio, high condensing pressure, and improper refrigerant selection.

06/29/2020

How the compressor works

09/04/2020

Talking about the Management of Large Precision Equipment in Modern Enterprises

1. Current status of equipment maintenance and management 　　 1. Enterprise's understanding of equipment management needs to be strengthened

07/13/2020

Identify the authenticity of Danfoss compressors solenoid valves expansion valves and filters

HVAC】Innovative products and series of Danfoss commercial compressors To date, Danfoss has provided more than 100,000 air-conditioning large scroll compressors to the Chinese air-conditioning market.

12/17/2022

Okmarts announces US$17m acquisition of motors8.com

As a multi-category industrial product mall, Okmarts has been deeply involved in the professional field of industrial accessories for many years, providing thousands of customers with high-quality solutions and industrial products of different categories.