contactor

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Wenzhou
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TT OR LC
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10000pcs pc/month

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Product Description:

Application
AC contactor(hereafter refer to ac contactor)is mainly used in power system with AC 50Hz(or 60Hz), the rated working voltage up to 660V, under the application category of AC-3, when the rated working voltage 380V, the rated operating current to 300A electrical, for the long-distance range making and breaking the electric circuit, and combines the electormagnetism starter with the suitable thermal overload relay or the electronic protector to protect against the possible overload electric circuit during operation(running).


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Q:Three-phase AC contactor has several terminals that have a role
Output and input are corresponding, it is easy to see. If you want to add self-locking, then you also need to output from the terminal to a terminal connected to the control point above
Q:What is the power contactor
AC contactor using the main contact to open and close the circuit, with auxiliary contacts to control the implementation of instructions.
Q:Three-phase AC contactors have several useful clients?
generally in the lower part of the contactor, and each side. The other few input and output in the upper part of the general, a look to know
Q:What is the formulation of the contactor?
The rated voltage of the undervoltage release is equal to the rated voltage of the line.
Q:What is the traditional AC contactor contact that does not vibrate?
or in the pull state, or in the sub-gate state, not in the middle of the state
Q:What is the role of the contactor
Can be frequently connected with the high current control (up to 800A) circuit device, so often used in the motor as a control object, can also be used to control the plant
Q:What does the contactor NC ON mean?
insulation shell and accessories, all kinds of springs, transmission, short circuit, terminal, etc
Q:What is the effect of the contactor coil parallel capacitor?
causing the surrounding electronic equipment, especially the PLC's electronic control equipment caused by interference, but also reduce the electrical life of the contacts.
Q:Contactor accessories have what roles?
arc extinguishing device, the general capacity of the larger AC contactor are equipped with arc extinguishing device, in order to quickly cut off the arc, from burning the main contact;
Q:The main classification of contactors
Permanent magnet AC contactor is a kind of micro-power contactor formed by replacing the traditional electromagnet drive mechanism with permanent magnet drive mechanism

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