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A) Output Contacts (for external alarm annunciation)
Output contacts consist of form "A" dry type contacts. Rated capacity of all output
contacts is NEC Class2 (30Vdc/1Adc). All dry contacts should be operated at their rated
values or lower. Figure 2.16 illustrates a typical installation. The external relay can also
be a lamp, LED, computer, etc.
FIGURE 2.16 Control Wiring for External Contacts
UPS Cabinet
Relay
Contact
Details of output alarm contacts : TN1
Terminals 1 to 2, 3 to 4 "UPS failure" contact
Activated when a major fault has occurred with the system.
Terminals 5 to 6, 7 to 8 "Load on Bypass" contact (OUT1)
Activated when the power is supplied from the static bypass input.
Terminals 9 to 10, 11 to 12 "Load on Inverter" contact (OUT2)
Activated when the power is supplied by the inverter.
Terminals 13 to 14, 15 to 16 "Battery Operation" contact (OUT3)
Activated when the battery is operating following an AC power failure.
Terminals 17 to 18, 19 to 20 "Rectifier Operation" contact (OUT4)
Activated when the rectifier is operating.
Terminals 21 to 22, 23 to 24 "Battery Low Voltage" contact (OUT5)
Activated when the battery voltage drops below discharge end voltage level
during inverter operation (i.e. During AC fail condition).
Terminals 25 to 26, 27 to 28 "Overload" contact (OUT6)
Activated when an overload has occurred to the system.
Terminals 29 through 36 "Spare" contact (OUT7 through OUT8)
Terminals 37 to 38, 39 to 40 "Total Alarm" contact (OUT9)
Activated when an alarm has output to the system.
!
The UPS is equipped with a selectable output contact feature.
The above alarms are the default settings.
Contact Toshiba International Corporation for setup information
NOTE
30
External to UPS
Cabinet
Terminal
Relay
Coil
Terminal
NEC Class 2
Power Source
User supplied
G8000MM
Installation and Operation Manual
.
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