ATDB9

Individual overvoltage protector for type DB9 data lines.

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Technical data

• They are specially design for type RS-232, RS-485, TTL communications and type Profibus, CAN, I2C and SPI buses.
• ATDB9 is a screened protector with SUB-D9 input and output connectors, able to withstand current of 2 kA for each line.
• ATDB9 series protectors have been tested in official, independent laboratories obtaining their characteristics according to applicable standards.

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Connector

Number of poles

Pluggable / Fixed

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Reference	Name		Nominal voltage (Un) (VDC)	Maximum voltage (Uc)	Maximum operating current IL (mA)	Nominal discharge current per line In(C2) (kA)	Protection level Up at In (V)

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