J7KN-40 230

Series:	J7KN
Packaging:	Bulk
Part Status:	Active
Mounting Type:	Chassis Mount, DIN Rail
Coil Voltage:	230VAC
Contact Form:	3PST-NO (3 Form A)
Contact Rating (Current):	40A
Switching Voltage:	400VAC - Max
Features:	--
Termination Style:	Screw Terminal
Operating Temperature:	-40°C ~ 60°C
Turn On Voltage (Max):	--
Turn Off Voltage (Min):	--
Contact Material:	--
Coil Power:	--
Coil Resistance:	--

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Contactors (Electromechanical): J7KN-40 230 Application Field and Working PrincipleA contactor is an electrically-controlled switch that can be used to turn a motor off and on. Contactors, also known as Electromechanical Contactors, are designed to provide switching power to a large piece of machinery or equipment. They are typically used in high current applications such as arc welding, industrial main contactors, large motor starters, and so on.The J7KN-40 230 Contactors from ABB is a family of Heavy Duty AC contactors designed to be used in higher motor starting applications and for control and isolation of devices and circuits. They are particularly designed for use in harsh environments. These contactors are a part of the AC contactor range from ABB, and have an AC-3 rating of 200A and 230V. This makes them suitable for applications up to 3 kW with a fast switching cycle time of 1s.The J7KN-40 230 contactors are designed to provide high inrush current, highly reliable switching operation and improved noise immunity. It is designed to be highly compact, with a wide voltage supply range, and is capable of reducing electric arc energy. The J7KN-40 230 contactors come with a built-in motor protection mechanism, which helps to prevent motor heating and thermal overload.The J7KN-40 230 contactors are widely used in industrial applications such as motor control, cranes, pumps, various industrial machines, power supply systems, and so on. They are suitable for use in both indoor and outdoor applications, and in high temperature and vibration areas.The working principle of the J7KN-40 230 contactors is fairly straightforward. The contactor consists of two main parts – the armature and the pole plates. The armature is responsible for receiving the power supply voltage, and when energized, it causes the poles to be brought in contact. This allows the current to flow to the device being controlled. When the voltage is removed, the poles move apart, cutting off the power.The J7KN-40 contactors are designed to be highly reliable and are designed to provide an easy and safe operation. They are a cost-effective solution for industrial applications that require a robust and reliable contactor. The range of AC contactors from ABB is designed to ensure easy installation and maintenance, and offers improved safety in hazardous environments.

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