Turn On Voltage (Max):	204 VAC
Coil Resistance:	1.2 kOhms
Coil Power:	9.8 VA
Contact Material:	Silver (Ag)
Operating Temperature:	-55°C ~ 45°C
Termination Style:	Screw Terminal
Mounting Type:	Chassis Mount
Features:	Insulation - Class B
Release Time:	20ms
Operate Time:	40ms
Turn Off Voltage (Min):	24 VAC
Series:	PRD
Switching Voltage:	125VDC - Nom
Contact Rating (Current):	20A
Contact Form:	DPDT (2 Form C)
Coil Voltage:	240VAC
Coil Current:	43.0mA
Coil Type:	Non Latching
Relay Type:	General Purpose
Part Status:	Active
Packaging:	Bulk

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Introduction

The PRD-11AH0-240 is a power relay of over 2 amps from the company SCHRACK. It is designed for general purpose applications and has various features to maximize its electrical performance. It has the ability to switch various currents, such as normal alternating current (AC) and direct current (DC). This power relay offers robust switching performance, withstanding high vibration and shock and has a high power density. Its key features include three-pole contact, LED indication, electromechanical overvoltage protection, and is rated 10A at 250VAC/DC.

Application Field

The PRD-11AH0-240 power relay is designed primarily for medium current switching applications, with a maximum switching capacity of 10A at 250VAC/DC. It is ideal for industrial, commercial and residential applications, such as motor control, air conditioning, elevators, switching of electrical circuits, and lamp (lighting) control. It is also suitable for applications where higher vibrations and shocks are present. Its electromechanical overvoltage protection feature makes it a good choice for applications requiring resistive loads, such as low impedance machinery and low voltage electronic applications.

Working Principle

The PRD-11AH0-240 is an electromechanical power relay, which works by using an electromagnet to actuate a mechanical switch to control power. When the coil of the relay is energized, a magnetic field is created which attracts a switch arm connected to a movable contact (armature) and pulls it towards the electromagnet\'s core. This closes the contacts, connecting two electrical circuits.When the electric current is cut off from the relay coil, the magnetic field disappears, and the armature is released, opening the contacts and disconnecting the electrical circuits. Thus, the relay acts like a switch, controlling the flow of electricity, and is used to control power in a variety of applications.

Conclusion

The PRD-11AH0-240 power relay is an impressive electromechanical power relay with a switching capacity of 10A at 250VAC/DC. Its versatility in various industrial and residential applications such as motor control, air conditioning, elevators, switching of electrical circuits, and lamp (lighting) control, along with its three-pole contact, LED indication, and electromechanical overvoltage protection feature, make it an ideal choice for medium current switching applications. The working principle is based on an electromagnet which creates a magnetic field to actuate a switch arm for opening or closing of contacts and connecting or disconnecting of electrical circuits.

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