PT370548

Turn On Voltage (Max):	38.4 VAC
Coil Resistance:	777 Ohms
Coil Power:	1 VA
Contact Material:	Silver Nickel (AgNi)
Operating Temperature:	-40°C ~ 70°C
Termination Style:	Plug In, Quick Connect - 0.110" (2.8mm)
Mounting Type:	Socketable
Features:	Mechanical Indicator, Test Button
Turn Off Voltage (Min):	14.4 VAC
Series:	PT, SCHRACK
Switching Voltage:	400VAC - Max
Contact Rating (Current):	10A
Contact Form:	3PDT (3 Form C)
Coil Voltage:	48VAC
Coil Type:	Non Latching
Relay Type:	General Purpose
Part Status:	Obsolete
Packaging:	Bulk

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Power Relays, Over 2 Amps

PT370548 is a power relay which operates above 2 amps and finds application in various fields. It consists of a power switching device, a contactor, and a control box. The power switching device directly controls the power switching for the contactor. The control box carries the electronic signal to the contactor, allowing it to control the power switching.This power relay is often used in motor control and overcurrent protection applications. It is suitable for use with electric motors, as it has a wide operation range and is designed to protect against overcurrent. It is also suitable for use with lighting systems, as it can provide reliable overvoltage protection.The key features of PT370548 include: It is designed to provide increased current carrying capacity; it has a low contact resistance; it is equipped with a configurable contact force; it supports high closing speeds; and it has a high switching frequency.The working principle of this relay begins when power is applied to the contactor. As the current flows through the contactors, a controlling signal is transmitted to the control box. The control box processes this signal and adjusts the contact force accordingly. This increased contact force causes the contacts to be held securely together, allowing the current to flow.As the current changes, the control box sends a signal to the contactor to adjust its force. This ensures that the contacts remain securely held together, enabling efficient and safe power switching.PT370548 is also equipped with a number of safety features. It is designed to be self-monitoring and is equipped with a temperature sensor which can detect if the current is too high. This will shut down the power switch if the temperature rises above a certain level. Additionally, it is also equipped with an overload protection circuit which can prevent overcurrent conditions from occurring.In conclusion, PT370548 is an ideal power relay for use in motor control and overcurrent protection applications. It is equipped with a number of features and safety measures, making it reliable and efficient. Furthermore, it is designed to provide increased current carrying capacity and supports high switching speeds.

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