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14 Chapter 3 Operation
Series 230 Automatic Transfer Switch C2000 Intelligent Controller User Manual
Chapter 3 Operation
3.1 Operation Panel
There is a LCD display screen, LED Indicators and operation keys on the Controller operation panel, as shown in Fig.
3-1.
Operation
Status Indicator
Mode
Indicator
Alarm
Indicator
Display
Key Pad
Source II Available
Indicator
Source I Available
Indicator
Source I Accepted
Indicator
Source II Accepted
Indicator
Center-off Position
Indicator
Figure 3-1 Operation Panel
The Indicator descriptions are shown in Table 3-1.
Table 3-1 Indicator Description
Indicator
Description
Operation Status Indicator
(green)
This light indicate the operating status of the Controller. When it is on, it indicates normal
operation; and when it is off, it indicates abnormal operation.
Mode Indicator
(green)
When it is on, it indicates that the Controller is running in auto mode. When it blinks slowly it
indicates that the Controller is running in manual mode. When it blinks rapidly it indicates
that the Controller is running in remote mode.
Alarm Indicator
(red)
When in Source I Priority Mode, the alarm indicator will be on when the Controller detects
such abnormalities as under-voltage, overvoltage, phase loss and power failure on Source I.
It ignores the status of Source II.
When in the No-Source Priority Mode or the Remote Mode, the alarm will be on when the
Controller detects such abnormalities as under-voltage, overvoltage, phase loss and power
failure on Source I and Source II.
Otherwise, the alarm will flash during any critical failure, such as switch operation failure or
fire alarm.
Source I Available Indicator
(green)
When it is on, it indicates normal operation of Source I. When it is off, it indicates that Source I
is not connected or loss of power.
Source II Available Indicator
(green)
When it is on, it indicates normal operation of Source II. When it is off, it indicates that Source
II is not connected or loss of power.
Source I Accepted Indicator
(green)
When it is on, it indicates that Source I is connected. When it is off, it indicates that Source I
is in the process of switching off or not connected.
Source II Accepted Indicator
(green)
When it is on, it indicates that Source II is connected. When it is off, it indicates that Source
II is in the process of switching off or not connected.
Center-off Position Indicator
(yellow)
When it is on, it indicates that the load is in OFF status. When it is off, it indicates that the load
is not in OFF status and it is supplied by either Source I or Source II.
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