APC 10-40kW 208/480V Installation Guide download pdf (Page 28)

28 Installation Guide Silcon DP300E 208V/480V 10-80 kVA

7OY0002 US rev. 04

Remarks:

X003 and X004, auxiliary contacts:

When switching Q001, Q002, MCCB1, and MCCB2 from “ON” to “OFF” the auxiliary

contacts have to give a signal before the corresponding mains switch is opened.

When switching from “OFF” to “ON” the auxiliary contact has to be activated with

max. 0.5 sec. delay from the corresponding main switch.

When switching Q003 from “OFF” to “ON” the auxilliary contact has to give a signal

before Q003 is closed. When switching from “ON” to “OFF” the auxilliary contact has

to be activated with max. 0.5 sec. delay.

Connection

4.2.2 Connections

NOTE:

When installing UPS systems

with Emergency Power Off

(EPO) all input sources must be

provided with disconnecting

device when activating EPO.

white

black

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APC 10-40kW 208/480V Installation Guide Page 28