HE252A1290

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Reed relays are one of the most commonly used types of relays in electronic control and switching circuits. They have been used in many fields. Among them, HE252A1290 has various applications and is widely used in industry.

HE252A1290 is a miniature general purpose single pole double throw (SPDT) reed relay. It features a low profile (15mm) and a strong construction with a rugged nylon casing. The contacts are made of high quality beryllium copper alloy, gold plated for longer life and low resistance. The HE252A1290 has an insulation resistance of 1000MΩ min. and a switching capacity of 10W. It can operate at up to 120VAC/DC and up to 15A of switching current.

The working principle of the HE252A1290 reed relay is similar to that of a switch. The necessary magnetic field is produced by a coil of wire around the reed. This coil has a current passing through it, which then creates a magnetic field and acts on the essential reed which is magnetically sensitive. When the coil is energized, the reed is pulled towards it. This causes the contacts of the relay to close or open, depending upon the setting of the contacts. The contacts of the relay are then opened and closed by the engaging and disengaging of the reed.

The HE252A1290 reed relay is used in numerous industrial applications, ranging from control systems to audio signal relaying. It is often used in electrical and power distribution systems for switching current and voltage between different loads or power sources, permitting for multiple power flows. Additionally, it is used in telecommunications for switching various signals. It is also utilised in audio devices for switching from an input to an output signal. With its ability to operate at high voltages, the HE252A1290 is also commonly used for switching between various contact points, allowing for several circuits to be connected in parallel.

In summary, the HE252A1290 is a miniature SPDT reed relay with a low profile and long life, low resistance contacts. It has numerous applications in the industrial, electrical, and audio fields. It operates at up to 120VAC/DC and up to 15A of switching current. Its working principle of applying a magnetic field to a reed which then causes the contacts to open or close is simple yet effective. With its various application fields and strong construction, the HE252A1290 is an innovative and necessary component in many fields.

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