73
Table 5-1:
Description of remote EPO port
EPO Logic Setting
Position
Description
Short
X1.1 & X1.2
EPO is not activated when X1.1 & X1.2 shortened
Open
X1.1 & X1.2
EPO is activated when X1.1 & X1.2 opened
EPO Logic setting is Normal Closed (N.C), EPO is triggered when pins 1 and 2 of CN1 are opened.
Note:
1.
EPO function activates shutdown of the rectifiers, inverters and static transfer switch. But it
does not internally disconnect the input power supply.
5.1.2 CN4-Maintenance Bypass Switch State Port
CN4 is the maintenance bypass switch port. The port is shown in Figure 5-3 and described in
Table 5-2
.
Figure 5-3 Maintenance Bypass Switch State port
Table 5-2:
Description of Maintenance Bypass Switch State port
Name
Position
Description
Maintain Bypass Pin1
X4.1
Maintenance bypass switch state
Maintain Bypass Pin 2
X4.2
Maintenance bypass switch state
X4.3
No use
X4.4
No use
5.1.3 CN6-Battery Cabinet Temperature Detection Port
There is battery cabinet temperature detection function in the UPS. The temperature of battery
cabinet can be detected through the external battery cabinet temperature detection sensor.
Communication between the UPS and Battery temperature detection board was through I2C
communication protocol. X6 is the battery cabinet temperature detection port. The port is shown
in Figure 5-4 and described in
Table 5-3
.
Figure 5-4 Battery Cabinet Temperature Detection port
Summary of Contents for X90-5S
Page 17: ...15 X90 ENC5S...
Page 18: ...16 X90 SMB350...
Page 19: ...17 X90 ENC10S X90 SMB700 Figure 2 13 Terminal Blocks...