Siemens Reduction Drive Gearbox Speed Reducer FD89-LEN90LI4E

06/14/2020

Water hammer occurs when the pump is stopped, which is very harmful! How to break First, stop the pump water hammer and its hazards

In the pressure pipe flow, the momentum conversion is caused by the rapid change of the flow rate, thereby generating a series of sudden hydraulic impact phenomena with alternating pressure in the pipeline, called the water hammer phenomenon. When the cen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㙲皦抐皱巠皱੨皦柘皱ￜ皥
ب巠皱㙲皦忈皱੨皦柘皱
즠Ʋǜ勁皦즠ƲبǜV /펔B䌁皦
ᮔDž'鱤džၜ먢䇨珵呈ᠾ뤂ᐱ⿇⬿먲僧ᐱ㥲ᐲ�僬㣢ᐲᠾ
랖僧Һ識�僬㣢ᐲ臆S㥲ᐲᬄğ識理艏S杴 識杴 㥲ᐲ

07/18/2020

How to protect the refrigeration compressor

Safety operating rules for Freon refrigeration compressor units in cold storage 　Freon refrigerants are generally used in cold storage refrigeration systems, so the following is a brief introduction to some of the operating specifications of Freon refrigeration units, so that everyone will feel very simple and relaxed when using them.

09/21/2020

GQYF-2A type air compressor comprehensive protection device

The six-channel temperature of the compressor is over-temperature, oil-cut, water-cut, and over-air pressure. Coal safety regulations have clearly required that the pressure fan equipment must be installed:

08/18/2020

How to choose central air-conditioning insulation pipe material

In the general trend of building energy efficiency and green buildings, the domestic central air-conditioning industry is facing huge opportunities and challenges.

06/29/2020

How the compressor works

09/21/2020

10 steps to choose an air compressor

When building an air system, in addition to the purchase cost, how to save high-frequency electricity expenses? How to extend the life of the air machine? How to stabilize the air supply pressure? And how to reduce environmental noise and pollution? It is a problem that users expect to solve: how to correctly select an air compressor in the initial stage of setup plays a key factor.

08/12/2020

Method for cleaning and protecting plates of plate heat exchanger

In addition to maintenance under special circumstances, the plate heat exchanger should also be regularly maintained. Due to the convenient disassembly and assembly of the plate heat exchanger and simple maintenance, special tools and equipment are genera¨ﰨ2䀀湠疨

08/07/2020

Have you gotten the troubleshooting method of the spring chiller?

Have you gotten the troubleshooting method of the spring chiller?<br></br> The cold will go all night, and the spring will come again. "At 5:29 on February 4, 2018, the northern hemisphere of the earth where we live entered the beginning of spring of the Œﰨ2䀀湠疌VǜV
㠠ư㠠ư㠠ư類湠疌᾵疀ꝆဠЀ

08/21/2020

Collection of various types of faults and troubleshooting methods for central air-conditioning!(Ⅱ)

Collection of various types of faults and troubleshooting methods for central air-conditioning! 1.Failure and maintenance methods of fan coil

06/14/2020

Knowledge of maintenance of air energy heat pump

Knowledge of maintenance of air energy heat pump The air energy water heater is composed of an outdoor unit and an insulated water tank. The outdoor unit is called an air energy heat pump unit.