Switching Power Supplies provide up to 650 W.

Press Release Summary:




Series DS AC-DC distributed bulk power, front-end power supplies feature +12 Vdc main output and +3.3 Vdc standby output. Accepting input from 90-264 Vac, units support hot-swap, current sharing, and redundancy capabilities. Devices provide up to 52.5 A at 12 Vdc and offer standby supervisory output of 3.3 V at 6 A. Each has over-voltage and over-current protection as well as active AC inrush current limiting circuitry and active PFC that meets EN61000-3-2 standard.



Original Press Release:



Emerson Network Power Expands High-Density Astec Distributed Power Series



Flexible Astec DS Series Bulk Switcher Modules Offer Hot-Swap, Current Sharing and Redundancy Capabilities for Maximum Reliability with Modules to 650W

CARLSBAD, Calif. - March 29, 2005 - To address the demanding requirements of high-density applications, Emerson Network Power, a business of Emerson (NYSE:EMR), has expanded the popular Astec DS Series of high-density AC-DC distributed bulk power front-end power supplies from Astec Power (astecpower.com). With a +12VDC main output and a +3.3VDC standby output, the new DS650-3 model increases the available power to 650 Watts. This power supply also incorporates full RoHS compliance and meets tantalum cap-free industry requirements. An 850W model with the same package and pin-outs is slated for release later in 2005. The clever 1U by 2U form factor (1.57 x 3.20 x 11.00" / 40 x 81 x 279mm) enables flexible configuration to maximize the use of rack space.

The high-density (12w/in3) design and high-availability features make the new DS model especially suitable for high-density server applications as well as datacom, data storage, medical and industrial applications. Featuring full current-sharing capabilities and internal MOSFET OR-ing for isolation, the DS Series is specifically designed to support hot-swap and redundant applications requiring maximum reliability.

Accepting AC input from 90VAC to 264VAC, the new DS model features active power factor correction (typically > 0.98) that meets EN61000-3-2 standards for input current harmonic content. The devices provide up to 52.5 Amps at 12VDC and also offer a standby supervisory output of 3.3V at 6 Amps. Each supply has over-voltage and over-current protection as well as active AC inrush current limiting circuitry. The internally fan-cooled units have no minimum load requirements and include over-temperature protection, remote inhibit and remote sensing on the main output. An I2C communications interface bus provides voltage and current monitoring, remote on/off, and internal fan speed control. A bi-color LED provides visual status of: ACOK, DC Power Good, and Fan Fail.

The new DS Series units comply with worldwide safety and performance standards and bear UL60950, NEMKO, CB Report, China CCC and CE Marks. Designed to NEBS Bell Core standards for electromagnetic susceptibility, the DS units also comply with the latest hazardous substance and lead-free requirements. In addition, the new models operate without derating over a wide temperature range from -10°C to 50°C and conform to industry Mil standards for shock and vibration. DS units also come standard with a mechanical latch, handle and EMI Clips. Optimized 1U and 2U Racks are being designed for the DS Series and will be available in the near future. Users can install up to five 650W(3250W) or 850W(4250W) units in a 1U rack and up to 10 units in a 2U rack (6500W - 8500W). As part of a comprehensive solution, to round out a designer's overall power system, Astec Power also offers a complete line of Point of Load DC-DC converters to complement the DS Series.

OEM prices for the new DS650-3 models start at $231. For more information, please contact an Astec Power representative in your area. To locate a representative, go to the Astec Power Web site at astecpower.com, and click on the SALES OFFICE button on the home page.

About Astec Power
Astec Power (astecpower.com), an Emerson Network Power company headquartered in Carlsbad, Calif., is a leading international supplier of power conversion solutions. Dedicated to advanced research and development, state of the art design, sophisticated automation and in-process testing, Astec Power produces standard, modified standard, and custom AC/DC and DC/DC power supplies, which range in size from one to 18,000 watts. In order to satisfy and continue to grow its international customer base, Astec Power has operations on three continents. Through this strategic allocation of its manufacturing resources, Astec Power delivers competitively priced quality products worldwide, in a timely and reliable manner.

About Emerson Network Power
Emerson Network Power is an Emerson business that provides a full spectrum of reliable power solutions, including inbound power, connectivity, power supplies, power systems and precision cooling, backed by the largest global services organization in the power industry. These Emerson companies serve the needs of telecommunications networks, data centers, health care and industrial facilities worldwide. For more information, visit www.emersonnetworkpower.com.

About Emerson
Emerson (NYSE: EMR), based in St. Louis, is a global leader in bringing technology and engineering together to provide innovative solutions to customers through its network power, process management, industrial automation, climate technologies, and appliance and tools businesses. Sales in fiscal 2004 were $15.6 billion. For more information, visit www.GoToEmerson.com.

Contact:
Rich Hannon
Astec Power
760-930-4600
info@astec.com

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