UPS-Teknik KR1000 Manuel d'utilisateur télécharger pdf (Page 21)

UPS KR Series 1~3KVA User’s Manual

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line wire (L), neutral wire (N) and ground wire (GND) is correct. Whether

the connection of AC input wire is firm.

2 Inspection of AC output wire: Whether the AC output wire color

spectrum is normative. Whether the wire size of AC output cable is

suitable. Whether switch in the control switch outside. Whether the

connection of line wire (L), neutral wire (N) and ground wire (GND) is

correct. Whether the connection of AC output wire is firm.

3 Inspection of ground wire: Whether the ground wire of UPS is connected

to the ground line bank of the equipment room. Whether the connection

of ground wire is reliable.

4 The inspection of the voltage difference between neutral wire and

ground wire: the voltage difference should be less than 5Vac.

5 If the customer adopts the configuration of long time-delay model,

examine whether the battery cable connection of main unit box and

battery box is correct and reliable.

6 If the UPS is installed with remote monitoring equipment, examine

whether the connection of relevant RS232 serial port is correct.

7 Examine whether the wiring is in order, whether the cable binding

accord with the technical criterion.

8 Examine whether the installation and wiring are in favor of the future

system modification, expansion and maintenance.

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UPS-Teknik KR1000 Manuel d'utilisateur Page 21