NAC-10-681

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Power Line Filter Modules are crucial components in any electrical or electronic system that requires signal clarity. The NAC-10-681 is a type of power line filter module from Corsair Components, Co. It operates at 10A and is rated for an operating temperature range of -40°C to +105°C. In addition to its tough build, the NAC-10-681 offers superior EMI noise attenuation and protection against voltage spikes.

When installed in an electronic system, the NAC-10-681 filters out unwanted noise transients from the input power line. This reduces the amount of EMI/RFI entering the system, which can cause data errors and machine operation problems. The NAC-10-681 also helps to protect against voltage spikes which can damage sensitive electronic components. In addition, it helps to reduce conducted emissions in the system, ensuring compliance with EMC standards.

The NAC-10-681 features a metal enclosure with a two-piece construction that allows for convenient installation. The top-layer of the enclosure includes two pre-tommeted holes for the mounting screws and a terminal block with seven screw connections. This terminal block is used to connect the NAC-10-681 to the incoming and outgoing power lines. The bottom-layer of the enclosure houses a printed circuit board assembly (PCBA) containing the filter components.

The NAC-10-681 operates via a three-stage filtering system. The first stage is line-mode filtering which reduces narrowband noise frequencies above 500kHz by utilizing ceramic capacitors and metal oxide varistors (MOVs). The second stage is common-mode filtering which controls capacitive noise by utilizing ferrite beads and capacitors to form a low-impedance input to ground. The third stage utilizes resistor networks to reduce the conducted noise present on the input power line.

In summary, normal power line conditions are subject to transient noise which can result in power disruption and data errors. The NAC-10-681 Power Line Filter Module helps protect against this noise by utilizing a three-stage filter design to reduce EMI/RFI, disperse transient voltages, and suppress conducted emissions. Its rugged construction and compact size also make it ideal for a variety of applications.

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