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Chapter 1 - General Description
1.4 Mimic Indications
S1 Healthy
Priority
Selection
Switch
S2 Healthy
LED INDICATION
Mimic indications: Ten LEDs are mounted on the mimic plate;
Glowing LED's indicate the status of the Network Power Switch.
S1 Healthy:
Source –1 is a healthy source and is well above the 10% under voltage setting.
S2 Healthy:
Source –2 is a healthy source and is well above the 10% under voltage setting.
S1 Priority:
The priority selector switch is on S1 priority position.
S2 Priority:
The priority selector switch is on S2 priority position.
S1 Feeding:
The load is fed through source –1.
S2 Feeding:
The load is fed through source -2.
Overload:
Overload has occurred i.e. current level crossed 110% of full load.
Unsynchronized: The sources are out of phase-synchronized window.
Load on S1:
Source –1 is feeding the load.
Load on S2:
Source –2 is feeding the load.
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S1 Priority
S1 Feeding
S2 Priority
S2 Feeding
Fig 1.4 – Mimic and LED Indications
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Load on S1
Load on Super Switch
Load on S2
Unsynchronised transfer
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