Installation Technology for Huawei Equipment Picture Handbook V1.0 (3)

8/12/2019 Installation Technology for Huawei Equipment Picture Handbook V1.0 (3)

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Installation of Terminals

.The network management system is installed correctlyand works normally.

. Labels should be stuck on the terminal and alarm boxaccording to specifications easy to maintenance.


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Installation of Terminals

.The auxiliary cables for terminals, operators and alarm boxesshould be distributed and tied in an orderly way.

.The redundant cable ties should be cut from their bottom so thatany sharp edges do not exist.


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Power Cable and Grounding Cable

.The power cable andground cable shouldbe connected in acorrect and reliableway.

.All kinds of serverwith a complete orpart of metal shell ofrack and chassisshould be connectedto the protectionground in a correctand reliable way.


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.The ground cable of cabinet door should be connected in acorrect and reliable way.


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.The equipotential cablesof combining cabinetsand same modulecabinets should beconnected in a correctand reliable way.

.The PGND betweenserver cabinet and majorcommunicationequipment should beinterconnected by ashort-circuit cable.



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The protection grounding cable of MDF and DDF should beconnected firmly. Those between adjacent frame should beinterconnected and then connected to the nearest protectionground bar of the customer.



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.The power cable and grounding cable must be whole copper core cable

without any connector in between..The diameter of the power cable, ground cable or equipotential cablebetween cabinets should meet the power distribution requirement ofequipment.



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. The power cable, groundcable should bedistributed with signalcable separately.

.The spacing betweenpower cable/ground cable

and signaling cableoutside the cabinetshould satisfy the designrequirements. Generally,the spacing should bemore than 3 cm.


3cm


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.The power cable or ground cable should be distributed and tiedtidily.

.The bending position of the power cable and ground cable shouldbe smooth.



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. The bending position of the power cable and groundcable should be smooth. It should be taken protectivemeasures when signaling cables are fixed tomechanical parts with edges and corners.



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1. When making lugs for the power and ground cables, the lugsshould be soldered or crimped firmly.



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.The lug handle and bare wire of power cable or grounding cable

should be wrapped with the tube or insulating adhesive tape.

.There is no bare copper wire on the lug or terminal.

.The installation of flat washers and spring washers are correct.



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Installation Environment of Equipment

.The equipment room should be far away from any strongelectric field, intense magnetic field, powerful electric wave,and high heat source. It also needs to meet theelectromagnetic requirements.

.The cleanliness of the equipment room should meet therequirements of long-term safe operation.


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The temperature andhumidity of theequipment room shouldmeet the requirementsof long-term safeoperation.


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Fireproof measures shouldbe adopted in the equipmentroom.



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. The DC voltage and capacity provided by the equipment roommeet the requirements of long-term safe operation.



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Documents

Installation Technology for Huawei Equipment Picture Handbook V1.0 (3)