Series:	CKR24
Packaging:	Bulk
Part Status:	Active
Mounting Type:	DIN Rail
Circuit:	SPST-NO (1 Form A)
Output Type:	AC, Zero Cross
Voltage - Input:	90 ~ 280VAC
Voltage - Load:	24V ~ 280V
Load Current:	30A
Termination Style:	Screw Terminal
Package / Case:	SSR with Integrated Heat Sink
Supplier Device Package:	--

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Solid State Relays

Solid state relays are widely used in control fields, and the CKRA2430 type is an important type. This type of Solid State Relay is mainly used in the field of switching frequency conversion loads, especially suitable for occasions with high frequency switching and high frequency current carrying.This type of solid state relay is a highly reliable set of integrated circuits with no moving parts and no contact energy, so it has the advantages of thermal stability and strong vibration resistance. CKRA2430 series products are used for controlling AC and DC circuits, and have features such as low dropout (Vds 75 mV for DC input voltage conditions), low off-state leakage (as low as Ioff 30 μA) and low cross-conduction (Vds 100 mV for AC input voltage levels).The CKRA2430 has a working voltage range of 4 to 32 volts DC operation, which is enough to drive loads up to 400 volts AC or DC. Its low on-state resistance makes it suitable for applications with high switching frequency. This solid state relay has a low voltage and a high power supply, and can drive high power equipment. It also has a low heat dissipation and a good resistance to voltage and overcurrent.The working principle of the CKRA2430 is based on metal-oxide-semiconductor field-effect technology (MOSFET). The two input terminals are connected to a driver, and when the input signal voltage exceeds the set threshold, the gate of the MOSFET is triggered, forming a conducting layer between the source and drain terminals. This causes the current to flow and the load to be as desired. When the input voltage is lower than the set threshold, the MOSFET disconnects and the current to the load is interrupted.This type of solid state relay has high efficiency, fast response time, wide dynamic range, low input operation voltage, high output power, low power consumption, and long life. All these features make it widely used in fields such as frequency conversion, power transmission and plant automation. It is also suitable for equipment with frequent startup/shutdown, high frequency switching and occasional overload.In summary, this type of solid state relay is an important component in various fields, with the characteristics of stable performance, high reliability, and advanced technology. It has both simple structure and rapid response, and plays an increasingly important role in various types of control systems.

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