ET48300005 Embedded Power System For Uninterruptible Power Supply and Outdoor Cabinet

ET48300005 Embedded Power System For Uninterruptible Power Supply and Outdoor Cabinet

ET48300-005 Embedded DC Power System Introduction

The ET48300-005 sub-rack power supply features a compact 5U height design to meet the critical application needs of fiber and microwave transmission, access devices, and switches. The system has a maximum power capacity of 300A, with AC, battery, and load MCBs. Cables are front-accessible with MCBs and busbars.

Key Features

• Standard 19-inch Width: Ensures compatibility for wide usage.

• Compact 5U Height: Saves space and reduces installation costs.

• Front Operation and Cable Access: Provides aesthetic appeal and safe maintenance.

• Advanced Battery Management: Extends battery life and offers various communication ports (RS485, internet port, dry contacts) for flexible networking and remote monitoring.

• Hot-Swappable Rectifier and Controller: Allows for easy and quick online maintenance.

• Wide Input Voltage Range (85-300Vac): Adapts to various power grid conditions.

Application Scenarios

• Wireless base stations

• Transmission networks

• Communication networks for enterprises

Specifications

AC Distribution

• Input Mode: 220VAC single-phase

• Input Capacity: 1 × 100A/2P

• Input Frequency: 45~65Hz (rated value: 50Hz/60Hz)

• AC SPD: 20kA/40kA, 8/20μs

DC Distribution

• Output Voltage: -43 to -58VDC (rated value: -53.5VDC)
• Maximum Capacity: 18kW
• Battery Breaker: 2 × 125A (1-pole)
• Load Breakers:
  • LVD: 32A (1-pole) × 2 + 40A (1-pole) × 2 + 63A (1-pole) × 3
  • BLVD: 6A (1-pole) × 2 + 10A (1-pole) × 2 + 16A (1-pole) × 2
• Rectifier Input Voltage: 85VAC to 300VAC (rated 220VAC)
• Efficiency: >96%
• Rated Power: 3000W (176~300VAC)
• Working Temperature: -40℃ to +75℃ (fully output below 50℃)
• Dimension: 106.5mm(W) × 286mm(D) × 41.5mm(1U/H)
• Weight: ≤2kg
• Cooling Mode: Forced cooling
• Power Factor: ≥0.99
• THD: ≤5%

Controller

• Signal Input: 4 AI (3 Battery temp., 1 ambient temp), 7 DI (SPD, 6 common DI)
• Alarm Output: 6 dry contacts
• Communication Port: RS485, SNMP
• Display Mode: LCD

Environment

• Operating Temperature: -40℃ to +75℃ (fully output below 50℃)
• Storage Temperature: -40℃ to +70℃
• Operating Humidity: 5% to 95% (non-condensing)
• Altitude: 0 to 3000m (For altitudes between 2000m and 3000m, the maximum operating temperature decreases by 1℃ for every 200m increase in altitude.)

This overview provides a comprehensive understanding of the ET48300-005 embedded DC power system, designed for reliability and efficiency in various telecom applications.

ET48300-005 Embedded Power System Pictures:

Introduction 

ESTEL is a professional manufacturer and solution provider for a wide range of telecom power equipment - Rectifier Power Systems, Hybrid Energy Telecom Power Systems, Integrated Outdoor Telecom Cabinets, Smart Power Distribution Units, and Surge Protection Devices.

Its manufacturing bases are located in Guangdong Province of China, covering an area of approximately 20000 square meters (one factory in Dongguan City, one factory in Shenzhen city). It is a production and distribution center for overseas markets, and its products are mainly serving projects of telecom operators, air line companies, large data centers, etc.

ESTEL has a history of 27 years in telecom equipment manufacture, with 300+ employees, 50+ of them are professional engineers, sales, and management layers, and most of them have 10 to 25 years experience in this industry.

ESTEL is committed to providing high quality telecom power equipment, and through close collaboration with telecommunication equipment providers, project contractors, and world famous brands, ESTEL’s products have been deployed worldwide (Europe, North America, South America, Central America, Southeast Asia, Africa, Australia, Mid East countries, etc.​), and have collected very good reputation.

Market Distributions