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H3C PSR720-56A Power Module  
User Manual-6PW102 

BOM:3101A0G1 

Power module overview 

PSR720-56A is an AC-input and DC-output power module. It provides 
a maximum output of 720 W and delivers the following features: 

Table 1 Features 

Feature Description 

Protection 

Protection against over-current input, under-voltage 
input, over-voltage output, output current limiting, 
output short circuit, and over-temperature. 

Redundancy 

When you install two power modules on a 
device, the two power modules support 1+1 
redundancy and load sharing. 

Hot swapping 

You can install or remove a power module 
when the switch is operating properly. 

 

Technical specifications 

Table 2 Technical specifications 

Item Specifications 

Rated input voltage 

100 VAC to 240 VAC @ 50 Hz or 60 Hz

Maximum input voltage 

90 VAC to 264 VAC @ 47 Hz to 63 Hz

Summary of Contents for PSR720-56A

Page 1: ...r voltage input over voltage output output current limiting output short circuit and over temperature Redundancy When you install two power modules on a device the two power modules support 1 1 redund...

Page 2: ...8 A Maximum output power 720 W Dimensions H W D 40 1 82 6 259 5 mm 1 58 3 25 10 22 in Operating temperature 5 C to 45 C 23 F to 113 F Relative humidity 5 to 95 Appearance Figure 1 Appearance 1 Input s...

Page 3: ...t Installing and removing the power module Safety precautions To avoid possible bodily injury and power module and device damage follow these safety precautions When you install and remove the power m...

Page 4: ...age follow the procedure in Figure 2 to install the power module Figure 2 Installation procedure To install the power module 1 Put on the ESD wrist strap and make sure the strap makes good skin contac...

Page 5: ...hand and supporting the power module bottom with the other slide the power module along the guide rails into the slot When the power module is completely inserted into the slot you can hear that the l...

Page 6: ...uses a high temperature C15 connector Make sure the power cord has a separate circuit breaker Turn off the circuit breaker before connecting the power cord To connect the power cord 1 As shown in Figu...

Page 7: ...off the circuit breaker at the power input end 2 Put on the ESD wrist strap and make sure the strap makes good skin contact and is reliably grounded 3 Loosen the cable tie and remove the power cord 4...

Page 8: ...8 Figure 7 Removing the power module Copyright 2012 2017 New H3C Technologies Co Ltd...

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