OSSRD1005A Relays

Series:	OSSR
Packaging:	Tray
Part Status:	Obsolete
Mounting Type:	Through Hole
Circuit:	SPST-NO (1 Form A)
Output Type:	AC, Zero Cross
Voltage - Input:	5 ~ 12VDC
Voltage - Load:	50V ~ 250V
Load Current:	25A
Termination Style:	PC Pin
Package / Case:	4-SIP
Supplier Device Package:	4-SIP

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Introduction

Solid State Relays (SSRs) are a type of electrical control component that uses an electrical signal to control the switching of an electrical load. They are widely used in a variety of industrial, domestic and communication systems. The OSSRD1005A is a type of SSR that is designed for use in motor drive applications. This article will detail the working principle and application field of the OSSRD1005A SSR.

Working Principle of OSSRD1005A SSR

The OSSRD1005A SSR is based around a pair of thyristors, which are widely used in power control circuits. The thyristors are connected in a back-to-back configuration, with each thyristor being controlled by a separate signal. The two signals combine to produce an output which turns the SSR on or off.When the input voltage is low, the thyristors are held in the ‘off’ state and the SSR does not switch. When the input voltage increases, the thyristors become conductive and the SSR turns on. Once the input voltage is removed, the thyristors return to the ‘off’ state and the SSR turns off.

Applications of OSSRD1005A SSR

The OSSRD1005A SSR is primarily used in motor drive applications, particularly those involving variable speed drives. The SSR is used to control the switching of motors which are used in a variety of industries such as transport, manufacturing and energy production.The SSR is also used for other industrial control applications such as the switching of heating elements, lighting and safety devices. In addition to the industrial market, the OSSRD1005A SSR is also used in domestic applications such as washing machines and dishwashers.

Conclusion

The OSSRD1005A SSR is a type of Solid State Relay that is designed for use in motor drive applications. It is based around a pair of thyristors, which control the output of the SSR. The SSR is mainly used in motor drive applications, although it can also be used for other industrial and domestic applications.

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