Medical power supply has low profile but high efficiency

Described as a micro footprint power supply, the OF(M)225 is a low profile, high density 225W output medical power supply from Gresham Power Electronics.

The OF(M)225 has a footprint of 2.0 x 4.0 x 1.0 inch (50.8 x 101.6 x 25.4mm) and a power density of 28W/in³ and efficiency up to 94 per cent.

The Salisbury-based defence and commercial power conversion specialist offers the OF(M)225 series of open frame switching power supplies in the industry standard package to deliver 225W with fan cooling and 120W convection cooled.

The OF(M)225 power supplies feature a universal AC input with active power factor correction (PFC). Output voltages of 12, 15, 24, 30, 48 and 56V DC are available. All models feature an auxiliary output to power a cooling fan and an optional cover kit may be supplied to order.

The product range has been designed meet the requirements of medical, LED lighting, telecomms and industrial applications.

Key international safety agency and EMC approvals are met, for example, EN60601-1 3rd Edition Class I or Class II, CSA/UL 60601-1 Medical Safety, IEC/EN60601-1 3rd Edition, CAN/CSA C22.2 No. 60601-1 3rd Edition, Nemko, UL, cUL and CE Marks, EN50022 (CISPR 22) FCC Part 15 Conducted—Level B, EN61000-3-2 Class D Harmonics and EN61000-4-2, 3, 4, 5 Level 3 Immunity.

Gresham Power offers industrial, medical, CompactPCI, rail, transportation, test and laboratory power solutions from many manufacturers. The range of open frame power supplies, modular configurable and encapsulated power supplies, programmable power supplies, electronic loads and DC:DC converters are being rapidly expanded through access to the products of Gresham’s new Coolisys Power Solutions Group partners.

The company’s experience of designing and manufacturing defence power systems is available to customers to provide modified standard or full custom power supply designs when required. Gresham can also supply a new range of defence power products for land-based and vehicle applications to complement its naval power systems that are used by over 20 different countries around the world.

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