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Table of Contents

1 Introduction to the Power Module ···········································································································1-1

Introduction ·············································································································································1-1

Specifications ··········································································································································1-2

Panel ·······················································································································································1-3

Status LEDs ············································································································································1-3

2 Installing and Removing the Power Module ···························································································2-1

Precautions ·············································································································································2-1

Tools························································································································································2-1

Installing and Removing the Power Module ···························································································2-2

Installing the Power Module ············································································································2-2

Removing the Power Module ··········································································································2-3

Connecting the Power Cord····················································································································2-3

Connecting AC Power Cord ············································································································2-3

Connecting DC Power Cord ············································································································2-4

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Summary of Contents for PSR750-A

Page 1: ...2 Panel 1 3 Status LEDs 1 3 2 Installing and Removing the Power Module 2 1 Precautions 2 1 Tools 2 1 Installing and Removing the Power Module 2 2 Installing the Power Module 2 2 Removing the Power Module 2 3 Connecting the Power Cord 2 3 Connecting AC Power Cord 2 3 Connecting DC Power Cord 2 4 ...

Page 2: ...of two power modules thus implementing 1 1 redundant current sharing Hot swapping When the device works normally you can power off a power module of the 1 1 redundant power supply system and remove it from the device Auto recovery support of the PSR 750 A PSR750 D in the protection status is shown in Table 1 2 Table 1 2 Protection functions of the PSR 750 A PSR750 D Model Protection function Statu...

Page 3: ...R750 A PSR750 D specifications Item Specifications Rated voltage range PSR750 A 100 VAC to 240 VAC 50 Hz or 60 Hz PSR750 D 48 VDC to 60 VDC Max voltage range PSR750 A 90 VAC to 264 VAC 47 Hz or 63 Hz PSR750 D 40 5 VDC to 72 VDC Output voltage dual output PSR750 A 12 V and 54 V PSR750 D 12 V and 52 V Max output current PSR750 A z 25 A for 12 V output voltage z 9 A for 54 V output voltage PSR750 D z...

Page 4: ...input terminal negative 5 Captive screw 6 Status LED for DC output 7 Status LED for DC input Status LEDs The PSR750 A PSR750 D has two LEDs which indicate the input status AC OK and output status DC OK of the power module Table 1 4 describes the colors and working status of the LEDs in different cases Table 1 4 Description of the LEDs Model LED Color Status Off No power is input or an input failur...

Page 5: ... input LED is on but the output LED is off this case may be caused by output short circuit output over current output over voltage or over temperature To solve such cases take the following actions 1 For the PSR750 A power module switch off the power module and disconnect the power cord and then reconnect the power cord and switch on the power module to check whether the power module can work prop...

Page 6: ...ing the power module make sure that the operating voltage provided by the external power supply system is consistent with that marked on the power module and the output voltage of the power module is consistent with the powered device thus to prevent damage to the power module and powered device z Do not touch any naked wire or terminal Doing so may result in a personal injury z Never place the po...

Page 7: ...p make sure that the wrist strap has a good skin contact and is well grounded 2 Take the power module from the package and check that the input mode of the power module is as required 3 Face the slot and plug in the power module 4 Insert the power module with the upside up Grasp the handle of the module with one hand and hold the module bottom with the other and then slide the module slowly along ...

Page 8: ...e powered device 5 Grasp the handle of the module with one hand and pull it out a little and then hold the module bottom with the other and then pull the module slowly along the guide rails out of the slot z To better protect the power module put the power module into an antistatic bag after removal z Because the PSR750 D has no power on off switch the on off switch operations are skipped Connecti...

Page 9: ...SR750 D you need to select the RPS1000 A3 of H3C that provides a voltage range from 52V to 55V Follow these steps to connect the PSR750 D to the RPS1000 A3 1 Use a Phillips screwdriver to loosen the captive screws and remove the washer of the PSR750 D as shown in Figure 2 8 2 Insert the captive screws through the washers and OT terminals of the RPS power cords as shown in callout 1 in Figure 2 9 P...

Page 10: ... A3 respectively as shown in callout 3 in Figure 2 9 5 Use a flat head screwdriver to fix the RPS connectors to the RPS1000 A3 Figure 2 8 Remove the protective cover from the PSR750 D Figure 2 9 Connect the PSR750 D to the RPS1000 A3 Before connecting DC power cord disconnect power supply to the device ...

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