American Power Conversion SYMF800KH User Manual

Page 31

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Electrical Installation: Relay Board (Optional)

Symmetra MW 800 kW 3 × 400/230 V Installation - 990-1510D

25

K11

Bypass operation

• UPS is running in normal operation/

bypass operation according to AS400/
Novell.

Active on

Opr. mode

K12

Maintenance bypass ON

• The maintenance bypass switch is active.

Active on

Opr. mode

K13

Stand-by operation

• UPS is in stand-by operation.

Active on

Opr. mode

K14

Boost charge operation

• UPS is boost charging the batteries.

Active on

Opr. mode

K15

Fan fault

• Blocked or faulty fan.

Fail safe

Fault

K16

High equipment
temperature or inverter
fuse blown

• Static Switch temperature is high;
• Main Inverter failure (high temperature

or blown fuse);

• Delta Inverter temperature is high;
• Magnetics temperature is high;
• Isolation Transformer temperature is high

(optional);

• Battery temperature is high.

Fail safe

Warning

IN1

Generator active

• System on generator

System is
running on
generator.
Battery
charging is
derated.

IN2

Battery room ventilation
fault

• Battery room ventilation

Ventilation
fault in
battery
room.
Battery
charging is
off.

IN3 -
IN8

Reserved for future use

Relay
ID

Name

Events that will trigger the alarm

Mode

Comment

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