Emerson 7400 User Manual

Page 50

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41

Series 7400 Single Phase 1+N UPS

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M1

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M2

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M3

RELAY

RELAY

MAINS VOLTAGE OK

RECTIFIER ACTIVE

BATTERY OK

PRE-ALARM END

OF DISCHARGE

INVERTER OK

SYNCHRO OK

LOAD ON UPS

LOAD ON BYASS

OVER TEMPERATURE

OVERLOAD

MAINT, BYPASS ENABLED

STATIC BYPASS ISOLATOR

CLOSED (SPLIT BYPASS)

OUTPUT SWITCH CLOSED

SYNCHRO INHIBIT

INVERTER ON/OFF

Figure 24: Output Interface Board #10021512002

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