MT321110

Series:	MT, SCHRACK
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Relay Type:	General Purpose
Coil Type:	Non Latching
Coil Current:	11.0mA
Coil Voltage:	110VDC
Contact Form:	3PDT (3 Form C)
Contact Rating (Current):	10A
Switching Voltage:	400VAC - Max
Turn On Voltage (Max):	82.5 VDC
Turn Off Voltage (Min):	11.5 VDC
Operate Time:	15ms
Release Time:	10ms
Features:	Test Button
Mounting Type:	Socketable
Termination Style:	Plug In, 11 Pin (Octal)
Operating Temperature:	-40°C ~ 60°C
Contact Material:	Silver Nickel (AgNi)
Coil Power:	1.2 W
Coil Resistance:	10 kOhms

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Power relays, specifically those with ratings over 2 amps, are electro-magnetic switches designed to carry large currents. The current carrying capacity and sensitivity of the switch provided by a power relay is what sets it apart from other types of switching devices. Power relays are used in numerous applications where the power demands are high and/or the signals to be relayed need to be precise. One example of such a relay is the MT321110 which is a thermal overload relay. The MW321110 is an overload relay that provides protection to circuits and transformers from excessive currents due to overloading or ground fault conditions. It is designed to be used with either 1- or 3-phase AC circuits, where the rated current of the circuit is up to 32 amps with a rated voltage of 400 volts AC. The MT321110 is a normally closed thermal overload relay that utilizes a bimetallic sensing element. This bimetallic element is designed to deform at a certain temperature, thus opening the contact terminals. This allows an element such as a fuse to blow in the event that the current has exceeded a certain level for a certain period of time. The current that is being monitored is passed through the sensing element. The element will deform and cause the contact to open when a certain level of current is exceeded for a set period of time. This set point is typically adjustable and can range between 0.1 to 3 times the rated current level. The MT321110 also features an adjustable time delay, which allows the user to choose how long the current must remain at the threshold before the contacts open. This feature allows the user to fine-tune the response time of the contact, thus preventing unnecessary tripping of the circuit. The MT321110 is usually applied in the form of an external motor overload relay, where the relay is mounted on a motor starter to protect the motor from damage due to overload or ground faults. The MT321110 can also be used with other types of AC switching devices, such as contactors and circuit breakers, in order to provide added protection to the circuit. In conclusion, the MT321110 is a thermal overload relay designed for protection of 1- and 3-phase AC circuits with a rated current of up to 32 amps and a rated voltage of 400 volts AC. It features an adjustable time delay and an adjustable bimetallic sensing element, which can provide the user with more precise control over the protection of the circuit. The MT321110 is suitable for use in motor overload protection, or with other AC switching device, to provide added protection to the circuit.

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Part Number	Manufacturer	Price	Quantity	Description