Bel Fuse / Power-One HCC15-3-A DC Power Supply

The Bel Fuse / Power-One HCC15-3-A is a linear DC power supply delivering stable, regulated output across dual channels for industrial and electronic equipment. Part of the International Series, this chassis-mount unit accepts worldwide AC input (100–264 VAC, 47–63 Hz) and meets UL, CSA, TÜV, and CE Low Voltage Directive approvals.

Technical Specifications Electrical Performance

Input: 100–264 VAC, 47–63 Hz

Dual output configuration: ±12 VDC or ±15 VDC selectable

Output current: 3.4 A @ 12V, 3 A @ 15V per channel

Output power: 81.6–90 W

Output regulation: ±0.05%

Low output ripple

Output isolation: 3 kV

Efficiency: 55%

MTBF: >300,000 hours Protection & Control

Remote sense provided

Output inhibit available on select models

Master/slave parallel operation capability on select models

Overvoltage protection standard on 5V outputs; optional user-adjustable modules (6.4–34 V) for other configurations Physical & Thermal

Open-frame, convection-cooled design

Dimensions: 142.75 × 123.7 × 83.31 mm

Weight: 6.94 lbs

Forced-air cooling (100 LFM minimum) required above 75% rated load at 50 °C

Operating temperature: 0–70 °C

100% burn-in tested

Key Features

Worldwide AC input support eliminates regional supply complications

Dual isolated output channels enable bipolar rail applications

Selectable voltage outputs accommodate diverse load requirements

±0.05% regulation maintains precision in sensitive circuits

High isolation voltage (3 kV) provides clean power separation

Extended MTBF ensures reliability in deployments

Configurable overvoltage protection with user-adjustable thresholds

Typical Applications Industrial instrumentation, medical equipment, telecom power distribution, data acquisition systems, and laboratory test benches requiring dual-rail, isolated DC supplies with tight voltage regulation.

Compatibility & Integration Screw, panel, and chassis mounting options support flexible mechanical integration. Remote sense capability compensates for load-lead voltage drop. Optional output inhibit and parallel master/slave modes enable distributed power architectures. RoHS compatible.