Installation Instruction
30 Modular UPS 25KVA~900KVA User Manual
Default: Fault alarming
J9-3
GENERAL_ALARM_GND
Common terminal for J9-1 and J9-2
J10-1
UTILITY_FAIL_NC
Output dry contact, (Normally closed) function is
settable.
Default: Utility abnormal alarming
J10-2
UTILITY_FAIL_NO
Output dry contact, (Normally open) function is
settable.
Default: Utility abnormal alarming
J10-3
UTILITY_FAIL_GND
Common terminal for J10-1 and J10-2
Note
The settable functions for each port can be set by the monitor software
.
The default functions of each port are described as follows.
Interface of Battery and Environmental Temperature Detection
The input dry contact J2 and J3 can detect the temperature of batteries and
environment respectively, which can be used in environment monitoring and battery
temperature compensation.
Interfaces diagram for J2 and J3 are shown in Fig.3-14, the description of interface is
in Table 3.6.
J2
J3
TEMP_
B
AT
TEMP
_ENV
Fig.3-18 J2 and J3 for temperature detecting
Table 3.6 Description of J2 and J3
Port
Name
Function
J2-1
TEMP_BAT
Detection of battery temperature
J2-2 TEMP_COM
common
terminal
J3-1 ENV_TEMP
Detection of environmental temperature
J3-2 TEMP_COM
common
terminal
Note
Specified temperature sensor is required for temperature detection (R25=5Kohm, B25/50=3275),
please confirm with the manufacturer, or contact the local maintenance engineers when placing an
order.
Remote EPO Input Port
J4 is the input port for remote EPO. It requires shorting NC (J4-1) and +24V (J4-2)
and disconnecting NO (J4-4) and +24V (J4-3) during normal operation, and the EPO
