6609069-7

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Power Line Filter Modules are devices that are used to regulate the current, voltage, and harmonic content of electrical signals. The term Power Line Filter Modules (or PFLMs) is used to refer to a broad range of power quality filters that serve to reduce or eliminate spurious signals due to noise, EMI/RFI, harmonics, transients, and other forms of interference.

6609069-7 is one type of Power Line Filter Modules that is used to reduce noise and other interference from power lines. It has an integral filter that operates between 50 and 400 Hz and can withstand line disturbances of up to 1,200 V peak. The 6609069-7 filter is made of a thermoplastic case, a pair of copper contacts, and a shield that encircles the contacts. The contacts have an inductance of about 10-7 mΩ and react to incoming disturbances by shorting them out. This limits the amount of interference on the power line and reduces the amount of noise that is allowed to pass.

The 6609069-7 Power Line Filter Module has a wide range of applications including suppressing noise from computers, lighting systems, radio communications, telecom systems, motors and motor drives, and other industrial applications. It is also used for EMI/RFI suppression, surge protection, and ground loop prevention. This type of filter is commonly used in industrial and laboratory environments where sensitivity to environmental noise and interference is a paramount concern.

The 6609069-7 filter operates by sensing any electrical disturbances on the power line. When a surge is detected, the contacts close and act as a shunt across the circuit, blocking the surge. It uses inductive reactance as a means of providing an ‘impedance’ that reduces the amplitude of the surge. The contacts are designed to switch back open when the surge dissipates. The combination of the contacts and inductive reactance forms a high-pass filter, which is used to both limit the amplitude of the surge and to eliminate much of the higher frequency noise that often accompanies a surge.

In addition to providing surge protection, the 6609069-7 filter can also help to reduce the harmonic content of electronic circuits. Suppressing harmonics is especially important in industrial environments, where the higher frequency noise of motors and other machinery can lead to interference with sensitive electronic systems.

The 6609069-7 filter can also be used for ground loop prevention, as it can sense when there is a disparity between the two sides of a ground loop. If the ground loop is not balanced, the contacts will close, disrupting the loop and eliminating the conductive noise path.

Overall, the 6609069-7 Power Line Filter Module is a versatile and effective device for managing the current, voltage, and harmonic content of electrical power on industrial and laboratory circuits. It provides an efficient and effective means of suppressing noise, EMI/RFI, harmonics, transients, and other forms of interference.

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