Siemens 7PU4020-0BN20


The Siemens 7PU4020-0BN20 is an electronic time relay designed for on-delay timing applications. It features a compact 22.5 mm housing and operates within a setting range from 0.05 seconds up to 1 second, making it suitable for precise control tasks. The relay runs on a supply voltage of 220-240 VAC at 50/60 Hz and consumes just 2 watts of power. Two built-in LEDs provide clear status indication during operation. This time relay is a reliable choice for automation systems and is available through BSP Automation. Note that this model has been superseded by the Siemens 3RP1525-1BP30.
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