Emerson / Artesyn / Astec 73-936-0048 3KW Switching Power Supply

The Emerson Artesyn 73-936-0048 is a 3 kW switching power supply module engineered for Industrial, IT, and Medical applications. This single-output 48 V DC fixed supply delivers 62.5 A across a wide AC input range of 180 V AC to 528 V AC (47–63 Hz), with specific voltage bands for multi-phase configurations. Operating at 91% efficiency with power factor exceeding 0.98 at full load, the unit maintains low harmonic distortion (THD < 13%, PWHD 0.98 @ full load, nominal line

Harmonic Distortion: THD < 13%, PWHD < 22% (EN 61000-3-12)

Operating Temperature: 0–65 °C

Dimensions: 256.3 mm L × 127 mm W × 44.45 mm H

Weight: 2.26 kg

IP Rating: IP20

RoHS/Phthalates Compliant: Yes

Key Features

Single 48 V DC output rated for continuous operation at full load

Programmable voltage or current sourcing with analog control (0–5 V or 0–10 V) or digital interfaces (Ethernet UDP/TCP/IP, RS485, CAN via PowerPro Connect Module)

Field-upgradeable firmware with PMBus-compatible command protocol

Programmable slew rate up to 200 Hz for rapid current transitions

Loss-of-phase detection with inhibit function

Panel-mount configuration for industrial enclosures

Typical Applications IT infrastructure, Medical equipment, Industrial power distribution systems requiring high power density and multi-phase input flexibility.

Compatibility & Integration Designed for integration into iHP series racks (12 kW with up to four modules, 24 kW with up to eight modules). Multiple rack configurations can be paralleled. SEMI-F47 compliance supported on designated iHP24 variants at nominal input voltages.