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User Manual
PSE2500-A3 External PoE
Power System

Chapter 2 System Description

2-5

command the operation through equipment which has RS232 or

RS485 interface and can support this protocol.

There is one RS485 port and one RS232 interface on the rear

panel.

Their definitions are as follows:

Table 2-2

RS232

Pin

Definition

1 Not

used

2 Receive

3 Transmit

4 Not

used

5 Ground

6 Not

used

7 Not

used

8 Not

used

9 Not

used

Table 2-3

RS485

Pin

Definition

1 Transmit,

+

2 Transmit,

-

3 Receive,

+

«
...
14
15
16
17
18
...
»

Содержание External PoE Power System PSE2500-A3

Страница 1: ...PSE2500 A3 External PoE Power System User Manual Hangzhou Huawei 3Com Technology Co Ltd http www huawei 3com com Manual Version V1 00 ...

Страница 2: ...s of Hangzhou Huawei 3Com Technology Co Ltd All other trademarks that may be mentioned in this manual are the property of their respective owners Notice The information in this document is subject to change without notice Every effort has been made in the preparation of this document to ensure accuracy of the contents but all statements information and recommendations in this document do not const...

Страница 3: ...Description Introduces the structure and electrical connection of power supply 3 Safety Introduces the safety information of the overall system 4 Installation and Debugging Introduces the installing and debugging of the overall system 5 Engineering Maintenance and Troubleshooting Introduces the routine maintenance and troubleshooting of the system Conventions The manual uses the following conventi...

Страница 4: ...ternative items are grouped in square brackets and separated by vertical bars One or none is selected x y Alternative items are grouped in braces and separated by vertical bars A minimum of one or a maximum of all can be selected x y Optional alternative items are grouped in square brackets and separated by vertical bars Many or none can be selected A line starting with the sign is comments II GUI...

Страница 5: ...escription Warning Means reader be extremely careful Improper operation may cause bodily injury Caution Means reader be careful Improper operation may cause data loss or damage to equipment Note Means a complementary description Environmental Protection This product has been designed to comply with the requirements on environmental protection For the proper storage use and disposal of this product...

Страница 6: ...ket 2 2 2 1 3 Rectifier Visual Displays 2 2 2 2 Controller 2 3 2 3 AC Distribution Unit 2 6 2 4 DC Distribution Unit 2 6 Chapter 3 Safety 3 1 3 1 Safety Statements 3 1 3 2 Warning Statements and Safety Symbols 3 2 3 3 Precautions 3 3 Chapter 4 Installation and Debugging 4 1 4 1 Introduction 4 1 4 1 1 Guidelines 4 1 4 1 2 EMI Considerations 4 1 4 1 3 Installation Tools and Hardware 4 1 4 1 4 Safety...

Страница 7: ...rame Grounding 4 5 4 5 Load Connections 4 6 4 6 Connecting to AC utility AC grounding 4 7 4 7 Initial Start up 4 7 4 8 Powering on the Device 4 7 Chapter 5 Engineering Maintenance and Troubleshooting 5 1 5 1 Maintenance and Troubleshooting 5 1 5 2 LED Indication 5 1 5 3 Regulatory compliance standards 5 3 ...

Страница 8: ...ifiers maximum 3 rectifiers a system controller and the distribution module in a 4U high chassis Local monitor and control of the device status can be implemented with the system controller The general configuration is shown as follows Table 1 1 PSE2500 A3 configuration Description Standard Configuration 4U high chassis D x W x H 380 x 486 x 175mm 14 96 x 19 13x6 89 in System controller One NP ser...

Страница 9: ...r System Chapter 1 Introduction 1 2 Description Standard Configuration DC distribution components Single load output with the max Load of 2500W Other Figure 1 1 PSE2500 A3 system Note PSE2500 A3 system is configured with one rectifier modules ...

Страница 10: ... Each bracket is configured with three rectifiers z Power factor is above 0 99 and efficiency is over 88 z Maximum device output 2500W z System Controller can real time monitor and operate the system z Applying hot swappable components to accomplish quick installation z Achieving remote control through RS232 or RS485 interface z Advanced EMC design z High Safety and reliability 1 2 3 NP2500UAC PoE...

Страница 11: ...User Manual er 1 PSE2500 A3 External PoE Power System Chapt Introduction 1 4 a AC Input Socket b DC Output c RS232 and RS485 d Frame Ground Figure 1 3 PSE2500 A3 configuration II ...

Страница 12: ...System Description 2 1 Overview Figure 2 1 shows the schematic diagram of the PSE2500 A3 power system showing the interconnections and signal flow among the modules and components Figure 2 1 Schematic diagram of the PSE2500 A3 2 1 1 Rectifier The output bus power is supplied by the rectifiers ...

Страница 13: ... Visual Displays The front panel of the rectifier has three LEDs Their names colors and meanings are as follows Table 2 1 LEDs state description Condition AC OK green DC OK green Fault Red All OK 1 1 0 Thermal alarm Ambient 1 0 0 Thermal alarm fan fail 1 0 1 Blown AC fuse in unit 1 0 1 Low or no AC 15mS single unit 0 0 0 AC not present in any rectifier 0 0 0 Over Voltage Latched shutdown 1 0 1 Any...

Страница 14: ...f PSE2500 A3 is installed within the chassis See figure 2 3 Figure 2 3 Front panel of the controller There are green LED RUN indicating operation status and red LED ALM indicating the alarm on the front panel of the PSE2500 A3 controller When the system has an alarm such as input failure input over voltage or under voltage output over voltage or under voltage ...

Страница 15: ...ts an AC input over voltage alarm The sampled DC output voltage signal is also sent into the controller Once the output voltage is lower than the pre set alarm level of the output low voltage the controller will reports a DC Low alarm Likewise if the output voltage is higher than the pre set alarm level of the output high voltage the controller reports a DC output high alarm The rectifier communic...

Страница 16: ... or RS485 interface and can support this protocol There is one RS485 port and one RS232 interface on the rear panel Their definitions are as follows Table 2 2 RS232 Pin Definition 1 Not used 2 Receive 3 Transmit 4 Not used 5 Ground 6 Not used 7 Not used 8 Not used 9 Not used Table 2 3 RS485 Pin Definition 1 Transmit 2 Transmit 3 Receive ...

Страница 17: ...the rear panel of the device rating at 20 A 250VAC Each socket supplies one rectifier module There are three switches beside each socket which is rated at 20 A 250VAC They control the on off of each supply 2 4 DC Distribution Unit Copper bus bars and two 10 mm2 cables provide 54 VDC output of the device You can connect the output of this device to user equipments by using them Figure 2 4 Distribut...

Страница 18: ...y is maintained at levels that cannot cause condensation on the equipment the contaminating dust is controlled and the steady state ambient temperature is within the range specified z Do not install this equipment at a combustible place z This equipment has been evaluated for use in a continuous ambient temperature of up to 50 C z Torque electrical connections conform to the values specified on la...

Страница 19: ...nly by qualified personnel This symbol identifies the need to refer to the equipment instructions for important information This symbol is used to identify the protective safety earth ground for the equipment This symbol is used to identify other bonding points within the equipment This symbol is used to identify the presence of hazardous ac or dc voltages It may also be used to warn of hazardous ...

Страница 20: ... input being serviced is disconnected before servicing the equipment z High leakage currents may be possible on this type of equipment Make sure the equipment is properly earth grounded before connecting power z Hazardous energy and voltages are present in the device and on the interface cables that can shock or cause serious injury Follow all safety warnings and practices when servicing this equi...

Страница 21: ...when possible to prevent accidental turn on z Be aware of potential hazards before servicing equipment z Identify exposed hazardous electrical potentials on connectors or wirings Note the condition of these circuits especially any wiring z Be careful when removing or replacing any covers avoid contacting any circuits ...

Страница 22: ...be routed through conduit openings and all the operation can be completed on the front side 4 1 2 EMI Considerations When running the dc output cables pair the positive and negative conductors over as much of their length as possible to minimize loop areas 4 1 3 Installation Tools and Hardware You will need the following tools and hardware to install and test the PSE2500 A3 unit z Wire cutters and...

Страница 23: ...face cables and ill shock or cause serious injury or death if safety precautions are ignored Follow all safety warnings and practices when servicing this equipment 4 1 5 Installation Sequence Review all safety warnings in Section 3 before beginning the installation process Observe all warnings and labels on the equipment The PSE2500 A3 system consists of a chassis in which includes AC and DC distr...

Страница 24: ...re contained within the packing crate The ordered rectifiers may be shipped separately Please check the packing list 1 Place the crate in its vertical position near the installation site 2 Carefully remove the crate top and sides and then the packing material If possible recycle the packing crate and the packing material If not dispose of properly 3 Within the packing crate may be the following it...

Страница 25: ...t pushing until the rectifier is fully inserted and closing the handle on the rectifier 1 Verify that the AC circuit breakers in the distribution module are in the OFF position 2 Place the module in the bracket and slide it toward the backplane until it contacts the backplane 3 Close the handle on the front of the rectifier and verify that the rectifier is firmly seated See Figure4 2 for the recti...

Страница 26: ...ables to the system you must first ground the frame 1 Recommended the 16 mm2 cable with a M6 single hole terminal lug is connected to PE grounding terminal on the rear of the chassis as shown in Figure 4 3 2 Follow all local rules in terms of colors for the frame grounding conductor Terminate the other end of the conductor to a grounding plate or other acceptable ground point ...

Страница 27: ...nections All the load connections must be connected to the OT type terminal of the device s output cable The positive load cable must be connected to load positive terminal and the negative load cable must be connected to load negative terminal Choose the appropriate size cables based on load currents Figure 4 4 Load connections ...

Страница 28: ...pendent wall socket outlet to ensure the earth connection through the supply The socket outlet shall be installed near the equipment and shall be easily accessible The AC utility connection must follow this procedure 1 Turn off the AC input switch 2 Plug the AC input power cord into the corresponding AC socket For related connection position see figure 4 4 4 7 Initial Start up The device is ready ...

Страница 29: ...are closed 5 Using a digital voltmeter to verify that the plant voltage is approximately 54V the default factory setting for the controller 6 Turn one the AC power input switch off to verify that the red alarm LED lights on the controller 7 For systems with more than one rectifier installed turn the second AC input switch off to verify that the FAULT LED lights on the controller Clear the alarms b...

Страница 30: ...ming the maintenance procedures review the safety information in Section 3 Warning All procedures described in this section must be performed by qualified maintenance personnel only The power devices are repaired by replacement Contact Hangzhou Huawei 3Com Technology Co Ltd for more details 5 2 LED Indication Use the following table to determine if there is any problem with PSE2500 A3 power system...

Страница 31: ...aker is closed close circuit breaker if it is open z Verify the AC power is present and in normal range RUN ALM AC OK FAULT Rectifier failure Output beyond normal range Replace the rectifier RUN ALM AC OK DC OK FAULT Communication error between the rectifier and the controller Replace the rectifier RUN ALM AC OK Rectifier has no output and it is in standby mode Over load Ambient temperature is too...

Страница 32: ...ssible solution ALM or None any Controller failure Replace the controller 5 3 Regulatory compliance standards Table 5 2 Regulatory compliance standards Discipline Standards EMC FCC Part 15 CFR 47 Class A CISPR 22 Class A EN 55022 Class A AS NZS CISPR 22 Class A ETSI EN 300 386 V1 3 2 EN 55024 Safety UL 60950 1 CSA C22 2 No 60950 1 IEC 60950 1 EN 60950 1 AS NZS 60950 1 ...

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