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Protection
function 保护功能
Output overvoltage
protection
输出过压保护
Output current
limiting protection
输出限流保护
Output short circuit
protection
输出短路保护
Protection state 保护状态特征
The power module does not
supply power, and the power
module status LED is steady red.
无输出，指示灯红灯常亮
The power module does not
supply power, and the power
module status LED is steady red.
无输出，指示灯红灯常亮
The power module does not
supply power, and the power
module status LED is steady red.
无输出，指示灯红灯常亮
Support for auto-recovery 恢复特性
No. Power supply can restore only when
you reconnect the power cord to the
power source. 故障排除后，重新插拔输入
线缆电源可恢复，指示灯绿灯常亮
Power supply restores after the output
current decreases to an acceptable
range.
故障排除后可自恢复，指示灯绿灯常亮
Power supply restores after the short
circuit problem is resolved.
故障排除后可自恢复，指示灯绿灯常亮
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Related Manuals for H3C PSR450 Series
Summary of Contents for H3C PSR450 Series
- Page 1 Protection Protection state 保护状态特征 Support for auto-recovery 恢复特性 function 保护功能 No. Power supply can restore only when The power module does not Output overvoltage you reconnect the power cord to the supply power, and the power protection power source. 故障排除后，重新插拔输入 module status LED is steady red.
- Page 2 Protection Protection state 保护状态特征 Support for auto-recovery 恢复特性 function 保护功能 The power module does not Power supply restores after the Overtemperature supply power, and the power temperature decreases to an acceptable protection module status LED is steady red. range. 过温保护 无输出，指示灯红灯常亮...
- Page 3 Specifications 规格 Item 项目 PSR450-12D Rated input voltage -48 to -60 VDC 额定输入电压范围 Rated input current 12 A (48 VDC) 额定输入电流 10 A (60 VDC) DC input 直流输入 Max. input voltage -36 to -72 VDC 最大输入电压范围 Max. input current 15 A 最大输入电流...
- Page 4 LED status 指示灯状态 Description 含义 Steady green 绿色常亮 The power module is operating correctly. 电源模块工作正常 The power module has power input but is not installed in the device. Flashing green 当前电源模块有电流输入（电源模块输入正常，但未安装到设备上，此时电 绿色闪烁 源模块的指示灯会绿色闪烁） The power module has failed or entered protection state. Steady red 红色常亮...
- Page 7 PSR450-12D power module PSR450-12D电源模块 For a PSR450-12D power module, use a flat-head screwdriver to loosen the screws on the protection cover over the power receptacle and then remove the cover. Connect the female connector of the power cord to the power receptacle on the power module, and then fasten the screws on the connector.
- Page 8 For a PSR450-12D power module, use a flat-head screwdriver to loosen the screws on the connector, and then remove the power cord connector from the power module.PSR450-12D电 源模块需要先使用一字螺丝刀逆时针拧下直流电源线插头两侧 自带的螺钉，然后将插头向外拔出。 For a PSR450-12AHD power module, release the jaw of the cable clamp and open the cable clamp, and then remove the power cord connector from the power module.
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