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 mission-critical 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.
