CWU48125

Series:	CW48
Packaging:	Bulk
Part Status:	Active
Mounting Type:	Chassis Mount
Circuit:	SPST-NO (1 Form A)
Output Type:	AC, Zero Cross
Voltage - Input:	20 ~ 280VAC, 20 ~ 48VDC
Voltage - Load:	48V ~ 660V
Load Current:	125A
Termination Style:	Screw Terminal
Package / Case:	Hockey Puck
Supplier Device Package:	--

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Solid State Relays (SSRs) are an essential element of any electronic control system. The CWU48125 is a type of Solid State Relay, designed for use in applications such as process control, lighting, and HVAC/R. This paper provides an overview of the CWU48125 and its applications as well as the working principles of SSRs in general.The CWU48125 is constructed from a ceramic block, which contains high-temperature electronics. The ceramic block is then enclosed in a metal casing and filled with a heat conductive material such as aluminum oxide. This constitutes the basic structure of the SSR, and depending on the specific application, additional components may be added.In order to understand how the CWU48125 works, it is first necessary to understand the general principles of SSRs. When a voltage is applied to the input terminal of an SSR, a current is generated through a semiconductor material. This current is then used to control the output. Since the output is electronic rather than mechanical, SSRs are capable of switching much faster than traditional relays.The CWU48125 is designed for applications such as process control, lighting, and HVAC/R. It has a switching voltage of 48 VAC, and its maximum switching current is 125 amperes. The CWU48125 can also be used as a motor control device, as its maximum motor switching current is 26 A. Additionally, the CWU48125 has a wide operating temperature range of -40 to +70 °C, making it suitable for use in extreme conditions. The CWU48125 also features two levels of protection. The first is an over-temperature shutdown, which will protect against damage due to overheating. The second is a maximum off-state voltage protection which prevents potentially hazardous voltage spikes from occurring when the relay is switched off.As with any SSR, the CWU48125 is a reliable and efficient option for any application where a fast switching speed is required. It is capable of withstanding extreme environmental conditions and is equipped with two levels of protection for added safety. With its robust construction and reliable performance, this type of SSR is an ideal choice for process control, lighting, and HVAC/R applications.

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