SONGLE Relay SRSZ-24VDC-SH
Type: Relay
Brand: SONGLE
Miniature volume, PCB usage
Max switching current:3A
Max switching power:750VA
Type: Relay
Brand: SONGLE
Type: Relay
Brand: SONGLE
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A proportional valve provides a change in output pressure or flow in the same ratio as the change in the input, for example if the input doubles then the output will also double.
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Air-conditioning outside machine caught fire early in the morning, the police reminded to pay attention to the age of electrical appliances
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Newly installed air conditioner, it trips when plugged in, what's going on This question is about the problems that occur when the newly purchased appliances are used for the first time.
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The biggest difference between butterfly valve and ball valve is that the opening and closing part of butterfly valve is a plate, while the ball valve is a ball.
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When the compressor is running, some abnormal situations may occur, such as: the exhaust pressure is too high, the suction pressure is too low, the oil pressure is insufficient, the motor is overheated
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Under a certain working condition, the gas mass delivered from the suction end to the discharge end per unit time is called the compressor mass air delivery under this working condition, and the unit is. If calculated according to the volume of the inhalation state, the volume of the air delivery is, and the unit is then
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New energy efficiency standards for air conditioners are officially implemented Recently, a major event has occurred in the air-conditioning industry, and the new energy efficiency standard has confirmed the implementation time.
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As shown in the figures above, the closed-loop control system has a feedback device to feedback the position of the servo motor, but the open-loop control system does not.
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Because of the acceleration of urbanization, commercial air conditioners have developed rapidly in recent years.