HF55W-SB-27.6_衡孚开关电源

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Battery Charger Series

55W两路输出充电电源系列 (HF55W-SB-27.6)

Product Model：HF55W-SB-27.6

Rated power
(W)：55

Channel (s)：两路

Output Voltage
(VDC)：27.6V,26.5V

Output Current
(A)：2A,0.16A

Input Voltage
(VAC)：85~264

Input Voltage
(VDC)：120~370

Op. Temp.
(℃)：-30~+70

Dimension
(mm)：160*98*39

Product Features

This series of switching power supplies with integrated charging function is specifically designed for critical scenarios requiring uninterrupted power supply. With a power range of 20W to 200W, it adopts a compact structure that integrates AC-DC power conversion and intelligent battery management functions.
Built-in multiple protection circuits including battery reverse connection protection, output overload, overvoltage, and short circuit protection ensure high reliability and long service life even in harsh environments.

Compact size and space-saving design Automatic switchover during power outages (UPS function) Battery reverse polarity protection 3-Year Limited Warranty
Wide Input Voltage Range: 85~264VAC / 120~370VDC AC power failure signal Output overload/overvoltage/short-circuit protection
Lead-acid battery charging via float method Low battery level signal Key components from renowned domestic and international brands

Technical Parameters

产品型号

HF55W-SB-27.6
产品规格

V1:27.6V2A, V2:26.5V0.16A
输入电压范围

85~264VAC (120~370VDC)
输入频率范围

47~63Hz
输入启动冲击电流

冷启动，45A/230VAC
输入漏电流

＜0.75mA/ 230VAC
电网调整率

≤±0.5%
输出电压调节范围

V1: 额定输出电压的±5% , V2: 不可调
输出过载保护

105~150%, 打嗝模式（异常条件移除后可自动恢复）
输出过压保护

115~150%, 打嗝模式（异常条件移除后可自动恢复）
绝缘强度

I/P-O/P: 3.0KVAC/1min; I/P-F/G: 1.5KVAC/1min; O/P-F/G: 0.5KVAC/1min
上升时间，保持时间

50ms, 20ms@满载时（典型值）
工作温度

-30℃~+70℃ （参考减额曲线图）
安全标准

符合 UL62368-1, IEC/EN62368-1, GB4943.1
电磁兼容标准

符合 EN55032, EN55035, EN61000-3-2, 3, EN61000-4-2,3,4,5,6,8,11
冷却方式

自然冷却
重量＆小包装量

0.33kg, 30pcs