Voita Electronic Voita Electronic

500W 800W 1000W 1600W 2000W 3000W Rack Mount Rectifier for Telecom Power Supply 48V Telecom Rectifier

Product Description

📊 Specification
Model VT-R4850
Monitor Module M30.1.2V
Rectifier Module 3048*1; (Max. Configuration 24 units)
AC Input
AC Input System L, N, PE / 220Vac
Applicable Power Grid TN, TT
Input Voltage Range 85Vac ~ 300Vac
Input AC Voltage Frequency 45Hz ~ 65Hz
Max Input Current ≤ 40.9A
Power Factor ≥ 0.99
DC Output
Nominal Output Voltage 48Vdc
Rated Output Voltage 53.5Vdc
Output DC Voltage 40Vdc ~ -58Vdc
Efficiency ≥ 95%
Noise (peak-peak) ≤ 200mV (0 ~ 20MHz)
Protection & Environmental
Operating Temperature -5°C ~ 45°C
Altitude ≤ 2000m (derating above 2,000m)
Communication Interface South Rs485/North Rs485 & TCP/IP; Dry Contact *6
Size (mm) 482 * 380 * 88 (19'' 2U)
Weight 12.5KG
📦 Product Description
🚚 Packing & Delivery
🏭 Production Facility
❓ Frequently Asked Questions
What is the main application of the VT-R4850 system?
The VT-R4850 is a high-efficiency DC power system designed for telecommunications and industrial applications requiring reliable 48Vdc output.
What is the input voltage range supported?
The system supports a wide AC input voltage range from 85Vac to 300Vac, making it suitable for various power grid conditions.
Can I monitor the system remotely?
Yes, the system is equipped with RS485 and TCP/IP communication interfaces, along with 6 dry contacts for comprehensive remote monitoring and management.
Does the system support parallel operation?
Yes, the rectifier modules can work in parallel with active load sharing, ensuring an unbalance of less than ±5% of the rated output current.
What is the physical size of the sub rack?
The system is designed in a standard 19-inch 2U size (482*380*88 mm), allowing for easy integration into standard server racks.
What safety protections are included?
It includes AC input over/under-voltage protection, DC output over-voltage protection, LLVD (Load Low Voltage Disconnect), and BLVD (Battery Low Voltage Disconnect).

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