NAH-30-222

Series:	NAH
Part Status:	Active
Filter Type:	Single Phase
Configuration:	Single Stage
Voltage - Rated DC:	250V
Voltage - Rated AC:	250V
Voltage - Rated AC (Phase to Ground/Neutral):	250V
Current:	30A
Frequency - Operating:	--
Applications:	General Purpose
Approvals:	cURus, VDE
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Chassis Mount
Termination Style:	Terminal Block
Inductance:	--

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Power Line Filter Modules: NAH-30-222 Application Field and Working Principle

Power Line Filter Modules are advanced devices designed to protect electrical equipment from noise generated by electric and electromagnetic fields. Among them, the NAH-30-222 Filter Module is particularly applicable for mining and metallurgical industries, with its advanced performance signal filter, noise suppression cores, and optimal level of clearance. It can be used in a variety of applications, and is specially suitable for high temperature and vibration environment.The NAH-30-222 Filter Module is made up of a three phase three-line filter; it is comprised of a signal filter, noise suppression cores, clearance core, and an external slot. The signal filter is composed of three metal-oxide varistors (MOV) and three coils structured in star-Delta connection mode. The coils provide EMI absorptions for the three-phase line, while the MOVs provide protection against overvoltage and ESD. The noise suppression cores are designed to reduce the impedance, while the clearance core shields the high-frequency transient noise. The external slot is useful for further noise suppression.The working principles of the NAH-30-222 Filter Module can be divided into two stages. First, noise and over-voltage protection are realized: when high voltage goes above the ultimate voltage of the MOVs, the MOVs quickly clamp the voltage and thereby protect the sensitive electronic components. The second stage is noise suppression: the signal filter reduces common-mode noise, while the noise suppression cores block differential-mode noise. The external slot further blocks line transients caused by the occurrence of short circuits or surges.In a wider view, the NAH-30-222 Filter Module is beneficial for numerous electrical systems. It provides protection for sensitive electronic components by eliminating noise, shielding against over-voltage and ESD, and blocking transients. Moreover, its flexibility makes it suitable for operating at high temperature and vibration environment, which is especially important for electrical systems located in metallurgical and mining facilities.In conclusion, the NAH-30-222 Filter Module is extremely beneficial for all kinds of electrical systems, especially those in the mining and metallurgy industry. It is perfect for providing protection and noise suppression at high temperature and vibration environment. Its unique structure and working principles make the NAH-30-222 Filter Module an optimal choice for mining and metallurgical related industries.

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