KNX-PS640 KNX Power Supply Installation Guide knx-ps640_en 11/19 SATEL sp. z o.o. • ul. Budowlanych 66 • 80-298 Gdańsk • POLAND tel. +48 58 320 94 00 www.satel.eu...
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Changes, modifications or repairs not authorized by the manufacturer shall void your rights under the warranty. SATEL's goal is to continually upgrade the quality of its products, which may result in some changes of their technical specifications and firmware. The current information on the introduced modifications is available on our website.
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The KNX-PS640 power supply unit enables the KNX bus to be supplied with system voltage (SELV). The output with integrated choke makes it possible to separate the power supply from the KNX bus communication line. 1. Features Wide input voltage range: 195…265 V AC (50/60 Hz).
KNX-PS640 SATEL terminal for connecting the KNX bus. 3. Connection diagram 4. Installation Disconnect power before making any electrical connections. The power supply unit should be installed indoors, in spaces with a normal air humidity, e.g. in electrical rooms, on a DIN rail (35 mm).
SATEL KNX- PS640 5. Enclosure 6. Specifications Power supply Supply voltage .................195…265 V AC (50/60 Hz) Maximum power consumption ..................1.5 W Power output Rated output voltage................30 V, 28…30 V SELV Output current........................640 mA Overload threshold ......................900 mA Short-circuit current ......................1.3 A Power failure buffering time ...................
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