Vertiv BMK1115601-006 Subrack Telecom DC Power System (-48V 200A 3U)
Standard 19-inch rack-mount embedded DC power system engineered for wide-range AC input, active rectifier redundancy, and tiered load/battery low-voltage disconnect.
VertivModel: ER22020-T
Vertiv ER22020-T High-Power DC Rectifier Module (220Vdc/20A 4.4kW Utility Substations & DC Systems)
The Vertiv ER22020-T is a 4.4kW high-power switch-mode rectifier module delivering 220Vdc/20A for utility substations and critical industrial DC systems. Powered by full DSP digital control and LLC resonant conversion, it provides industry-leading electrical stability across extreme temperatures.
Pricing is confirmed by project configuration and quantity
Request a quote- Rated DC Output Voltage
- 220Vdc (Float/Equalize 176Vdc - 320Vdc)
- Rated DC Output Current
- 20A (Full Load Power 4400W)
- AC Input Voltage Range
- 323Vac - 475Vac 3-Phase 3-Wire Balanced VAC
- Nominal Conversion Efficiency
- ≥ 94.5% High-Efficiency LLC Topology
- Operating Temperature Range
- -20°C to +65°C (Derating above 55°C)
- Supervisory Bus & Sharing
- Isolated CAN Bus / Autonomous Sharing
What this product is
What this product is
The Vertiv ER22020-T is a 4.4kW high-power switch-mode rectifier module delivering 220Vdc/20A for utility substations and critical industrial DC systems. Powered by full DSP digital control and LLC resonant conversion, it provides industry-leading electrical stability across extreme temperatures.
What problem it solves
Resolves power grid instability, excessive OPEX energy dissipation, battery degradation, and rack footprint constraints.
Who and where it is for
5G cellular cell sites, core telecom DC plants, AI data centers, transport networks, and critical industrial DC UPS.
Core advantages
- 4.4kW Power Density: Provides 20A continuous utility charging current, significantly saving panel footprint.
- LLC Resonant Design: Minimizes switching losses, ensures uniform thermal distribution, and extends MTBF by >40%.
- Three-Phase Neutral-Free: Eliminates floating neutral burn-out risks, ideal for industrial grid environments.
- Dual Hardware OVP: Redundant hardware-triggered overvoltage protection isolates the unit instantly to protect battery banks.
Technical specifications
| Key specifications | Value |
|---|---|
| Rated DC Output Voltage | 220Vdc (Float/Equalize 176Vdc - 320Vdc) |
| Rated DC Output Current | 20A (Full Load Power 4400W) |
| Nominal Conversion Efficiency | ≥ 94.5% High-Efficiency LLC Topology |
| Supervisory Bus & Sharing | Isolated CAN Bus / Autonomous Sharing |
| AC Input Voltage Range | 323Vac - 475Vac 3-Phase 3-Wire Balanced VAC |
| Operating Temperature Range | -20°C to +65°C (Derating above 55°C) |
Applications
01
4G/5G Telecom Cell Sites & Distributed Power Systems
02
Carrier Core Network Facilities & IDC DC Plants
03
Industrial Automation & Utility Substation DC UPS
Frequently asked questions
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