DPC 6U Embedded Telecom DC Power System (-48V 150A 19-inch Subrack)
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DpcModel: DPC DZY-48/50HI Telecom Rectifier Module
DPC DZY-48/50HI Telecom Rectifier Module (48V 50A 2900W Switch Power Supply)
The DPC DZY-48/50HI is an industrial-grade high-frequency telecom rectifier module utilizing fully digitalized soft-switching topology to convert a 90V-290V single-phase AC input into a stable nominal -48V DC output, delivering 50A continuous current and 2900W rated power for telecom cabinets and DC power plants.
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- Rated Output Power
- 2900W Nominal Telecom Rectifier Output Power
- DC Output Voltage
- -48VDC (-42V ~ -58V)
- Rated Output Current
- 50A Continuous Constant Current Output Capability
- Power Conversion Efficiency
- ≥ 95.2%
- AC Input Voltage
- 90V AC ~ 290V AC Single-Phase Wide Grid Tolerance
- Hot-Swap Live Maintenance
- Slide-in Hot-Swap with Digital Active Load Sharing (<3%)
What this product is
What this product is
The DPC DZY-48/50HI is an industrial-grade high-frequency telecom rectifier module utilizing fully digitalized soft-switching topology to convert a 90V-290V single-phase AC input into a stable nominal -48V DC output, delivering 50A continuous current and 2900W rated power for telecom cabinets and DC power plants.
What problem it solves
The DPC DZY-48/50HI rectifier module is engineered by Beijing Dynamic Power for mission-critical telecom sites and enterprise DC power distribution. Built on active power factor correction (APFC) and high-density soft-switching circuits, it achieves peak electrical efficiency exceeding 95.2% to reduce operational cooling footprints. It features seamless hot-plug insertion with active autonomous current sharing (<3% unbalance), combined with industrial protections including input surge suppression, output hardware overvoltage latching, thermal foldback, and short-circuit protection. Dual ball-bearing temperature-regulated fans ensure uninterrupted 24/7 reliability across a wide temperature window of -25°C to +70°C.
Who and where it is for
The DPC DZY-48/50HI is an industrial-grade high-frequency telecom rectifier module utilizing fully digitalized soft-switching topology to convert a 90V-290V single-phase AC input into a stable nominal -48V DC output, delivering 50A continuous current and 2900W rated power for telecom cabinets and DC power plants.
Core advantages
- Fully digital soft-switching architecture achieving efficiency ≥95.2%
- Wide single-phase AC input from 90V to 290V withstands severe grid surges
- Drawer-type hot-pluggable design with autonomous current sharing unbalance <3%
- Internal stepless variable-speed ball-bearing fan optimizes forced cooling
- Integrated protections for input surge, output overvoltage latch, and shorts
- Industrial ruggedness operational across -25°C to +70°C ambient temperatures
Technical specifications
| Key specifications | Value |
|---|---|
| Rated Output Power | 2900W Nominal Telecom Rectifier Output Power |
| DC Output Voltage | -48VDC (-42V ~ -58V) |
| Rated Output Current | 50A Continuous Constant Current Output Capability |
| Power Conversion Efficiency | ≥ 95.2% |
| AC Input Voltage | 90V AC ~ 290V AC Single-Phase Wide Grid Tolerance |
| Hot-Swap Live Maintenance | Slide-in Hot-Swap with Digital Active Load Sharing (<3%) |
| Cooling Method | Internal Temperature-Controlled Stepless Variable-Speed Ball-Bearing Fan |
| Operating Temperature Range | -25°C ~ +70°C |
Applications
01
4G/5G macro and micro base station -48V DC power infrastructure
02
Telecom operator central offices and edge computing data racks
03
Railway signaling, train dispatching, and trackside DC power supply
04
Substation communications automation and utility backup power racks
Frequently asked questions
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