PCLH-202A1S,000

Turn Off Voltage (Min):	3.6 VAC
Coil Resistance:	40 Ohms
Coil Power:	1.4 VA
Contact Material:	Silver Cadmium Oxide (AgCdO)
Operating Temperature:	-40°C ~ 55°C
Termination Style:	Plug In, Quick Connect - 0.187" (4.7mm)
Mounting Type:	Socketable
Features:	Insulation - Class F
Release Time:	20ms
Operate Time:	20ms
Series:	PCLH, OEG
Turn On Voltage (Max):	9.6 VAC
Switching Voltage:	120VAC - Max
Contact Rating (Current):	15A
Contact Form:	DPDT (2 Form C)
Coil Voltage:	12VAC
Coil Type:	Non Latching
Relay Type:	General Purpose
Part Status:	Obsolete
Packaging:	Tray

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Introduction

PCLH-202A1S,000 Power Relays, Over 2 Amps are a popular type of electronic switching devices used in a variety of applications. A power relay is an electrical switch that opens or closes an electrical circuit when an external voltage or current is applied. It is generally an electromechanical device that uses an electromagnet to move a physical element or open/close a circuit contact or contacts.

Application Field

Power Relays (over 2 Amps) are used in many industrial applications, such as motor control, DC power switching, and safety interlocking. Motor control is one of the most common applications of power relays. In motor control, power relays are used to control the on/off state of the motor depending on the input from sensors or controllers. Additionally, power relays are used in safety interlocking systems. In a safety interlocking system, power relays are used to ensure that all switches are properly in the OFF position before a machine can be operated. This helps to avoid accidents by preventing the machine from operating if any of the switches are left in the ON position. Additionally, power relays can also be used for special applications, like controlling the voltage applied to a motor by using a voltage regulator controlled by a power relay.

Working principle

Power relays work by using an electromagnet to move a physical element or open/close a circuit contact. When a voltage is applied to the terminals of the relay, it energizes an electromagnet in the relays, which in turn creates a force which moves a physical element or opens or closes a circuit contact. Generally, a power relay contains two types of contacts: normally closed (NC) and normally open (NO). The contact closes when a voltage is applied to the terminals of the relay (in the NO case) or opens when a voltage is applied (in the NC case). When the voltage is removed, the contacts in both cases return to their original condition.

Conclusion

Power Relays, Over 2 Amps are versatile and reliable components used in a variety of industrial applications. They are used in applications such as motor control, DC power switching, and safety interlocking. Power relays work by using an electromagnet to move a physical element or open/close a circuit contact when a voltage is applied to the relay. The contacts in a relay can be either normally closed or normally open, depending on the application. With their versatile design, power relays are a reliable and useful component in industrial applications.

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