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商品の詳細:
お支払配送条件:
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| 幅: | 19インチ | 電池の負荷分散: | 2 |
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| 証拠: | さび的 | コーティング: | 電気静止粉末噴霧 |
| モジュールソフトスタート: | 1～128秒 | 保護: | L、等のヒューズ |
| 入力周波数範囲: | 40Hz-75Hz（自動センシング） | 特徴: | プロセッサ ARM Cortex A8 800 MHz |
| 冷却システム: | エアコン,熱交換器,扇風機 | 内部空間: | 19インチ標準ラック、16Uスペース |
| アウトプット データ: | 24Vdc/36Vdc/48Vdc | 最大電流: | 75 A |
| 定格電力: | 3000W | 証明書: | CE |
| 絶縁: | 20mm PE | サイズ: | 2Uラック |
| ハイライト: | 2U DC telecom power system,rack power solution for telecom networks,compact 30A telecom power system |
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The M45D65B is a compact 2U DC telecom power system designed for reliable -48V DC power supply in telecom and communication applications. Built in a standard 19-inch rack-mount structure, it supports flexible capacity expansion from 1.74kW to 5.22kW, making it suitable for transmission equipment, access devices, switches, and enterprise communication networks. Its compact design helps save installation space while offering stable output, convenient maintenance, and intelligent monitoring functions.
Key Features
Compact 2U Rack Design
The system adopts a 2U compact sub-rack structure with standard 19-inch width, making it easy to integrate into telecom racks or cabinets where space efficiency is important.
Flexible Capacity Expansion
M45D65B supports up to three 1740W rectifier modules, providing a total output capacity of up to 5.22kW. This modular configuration allows users to match power capacity with actual site requirements.
Wide Input Voltage Range
Each rectifier module supports 85VAC to 290VAC input, giving the system strong adaptability to unstable grid conditions and improving power reliability in different deployment environments.
Easy Front Maintenance
The unit uses rear cable entry and rear wiring, while maintenance is carried out from the front side. Rectifier modules and the controller are hot pluggable, allowing quick online replacement and reducing downtime.
Intelligent Monitoring and Battery Management
The system supports RS485, SNMP, LCD display, dry contact alarms, battery temperature input, and ambient temperature input. It is designed for flexible networking, remote supervision, and improved battery life management.
The M45D65B is suitable for a range of communication power applications, including:
Wireless base stations
Transmission networks
Enterprise communication networks
Access devices and switching systems
Integrated telecom equipment cabinets
Technical Highlights
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Item |
Specification |
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Product Type |
1.74–5.22kW 2U DC Telecom Power System |
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System Capacity |
1.74kW to 5.22kW |
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Rectifier Module |
1740W per module |
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Maximum Configuration |
3 rectifier modules |
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Input Voltage |
220VAC single phase |
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Rectifier Input Range |
85VAC–290VAC |
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Output Voltage |
-43VDC to -58VDC |
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Rated Output Voltage |
-53.5VDC |
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Installation |
19-inch rack or cabinet integration |
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Cooling |
Natural cooling for system / forced cooling for rectifier |
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Communication |
RS485, SNMP |
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Display |
LCD |
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Protection Level |
IP20 |
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Operating Temperature |
-40°C to +75°C |
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Humidity |
5%–95% non-condensing |
The M45D65B combines compact size, modular expansion, stable -48V DC output, and remote monitoring capability in one integrated power platform. It is a practical solution for telecom sites that require reliable DC power, easy installation, and convenient online maintenance. With its wide AC input adaptability, hot-swappable design, and intelligent controller, the system helps improve uptime while reducing maintenance complexity.
コンタクトパーソン: Ms. Fiona Liang
電話番号: +8613752765943 / 86-0755 23592644
| 工場の住所:広東省東莞市謝崗鎮月海大道213号3号棟 | |
| 営業所:3A-8 シュウワン 1979広場 (第2段階),第3号,タイジ道路,シュウワンコミュニティ,ザオシャン通り,ナンシャン地区,シェンゼン | |
| +00-86-13752765943 | |
| info@estel.com.cn | |
