Switching Mode Power Supply 3KW Rectifier for Telecom
Product Description
DSA3000-S54E Β· 3kW 1U Embedded Rectifier
For 48V Telecom Systems
Ultra-compact, high-density rectifier module specifically designed for macro base stations and telecom central offices. Delivers 3kW of regulated DC power in a slim 1U form factor (287Γ105Γ40.8mm). Features wide universal input (80-300Vac), 42-58Vdc adjustable output (62.5A max), 96% efficiency, natural convection cooling, and CAN 2.0 communication. Ideal for embedded power shelves and distributed 48V architectures.
π 1U slim profile (40.8mm)
π Input 80~300Vac universal
π Output 42-58Vdc / 62.5A
π 96% efficiency (full load)
π¨ Natural air cooling (fanless)
π‘ CAN 2.0 communication
βοΈ -40Β°C ~ +75Β°C operation
βοΈ 1.75kg lightweight
π‘ Optimized for Macro Base Stations
π§ Applications & System Integration
π Telecom central offices
π Battery backup systems
βοΈ Distributed power shelves
π’ Indoor DC power distribution
π N+1 redundant power systems
The DSA3000-S54E is the ideal building block for high-density telecom power systems. Up to 12 modules can be paralleled via CAN bus to achieve 36kW+ with active current sharing. Hot-swappable design (where supported by shelf) simplifies maintenance.
#1Urectifier
#3kWtelecom
#embeddedpowersupply
#naturalcooling
#CAN2.0
π Technical Specifications (DSA3000-S54E)
| Model | DSA3000-S54E |
| Input Voltage Range | 80 ~ 300Vac (single/three-phase compatible) |
| Input Frequency | 45 ~ 65Hz |
| Output Voltage Range | 42 ~ 58Vdc (adjustable, default 53.5Vdc) |
| Max Output Current | 62.5A |
| Output Power | 3000W (3kW) |
| Efficiency (Full Load) | β₯96% @ nominal input |
| Operating Temperature | -40Β°C ~ +75Β°C (derating above 55Β°C) |
| Storage Temperature | -40Β°C ~ +85Β°C |
| Cooling Method | Natural air convection (fanless) |
| Ingress Protection | IP20 (indoor use) |
| Communication Interface | CAN 2.0 (supports parallel operation, current sharing, remote monitoring) |
| Dimensions (W Γ H Γ D) | 287 Γ 105 Γ 40.8 mm (1U height) |
| Weight | β€1.75 kg |
| Input Protections | Undervoltage lockout, overvoltage shutdown (auto-recovery) |
| Output Protections | Overvoltage (β₯59Vdc), overcurrent, short circuit (hiccup mode) |
| Temperature Protection | Over temperature shutdown with auto-recovery |
| Parallel Capability | Yes, via CAN 2.0 β up to 12+ units, current sharing accuracy β€5% |
| MTBF | >200,000 hours @ 25Β°C (Telcordia SR-332) |
| Compliance | RoHS, UL60950-1 (reference), EN55022 Class A, IEC61000-4 series |
π Mechanical & Integration Details
- Form factor: 1U height (40.8mm) Γ 105mm width Γ 287mm depth β fits standard 19″ subracks and embedded shelves.
- Connectors: Rear plug-in type (AC input, DC output, CAN, and signal pins) β hot-swap ready.
- Mounting: Horizontal insertion into a dedicated power shelf (requires mating backplane).
- Derating curve: 100% output up to 55Β°C ambient, linearly derating to 50% output at 75Β°C.
- Altitude derating: Required above 2000m (consult factory).
- Status LEDs: Front panel indicators for AC OK, DC OK, and alarm/fault.
#1Urectifier
#telecomshelf
#embeddedpower
Β© 2025 Telecom Power Solutions β Specifications based on DSA3000-S54E product datasheet.
β οΈ For indoor use only (IP20). Ensure proper AC input polarity and grounding. Parallel operation requires CAN bus termination and unique module addresses. Natural cooling requires adequate airflow clearance (minimum 30mm front and rear). Derating applies at high ambient temperature and altitude.
π SEO Keywords: DSA3000-S54E, macro base station rectifier, 1U embedded power module, 3kW 48V rectifier, 96% efficiency telecom power, natural cooling rectifier, CAN2.0 base station, 62.5A DC supply, 80-300Vac wide input, IP20 indoor rectifier, telecom embedded module.
