Description - AC Cont. intermittent
Problem Indicated - The AC contactor has been commanded closed but an open condition has been detected. The DCS has a fault mode for which it can also open the AC contactor and cause this fault. (Resettable)
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Related Articles
- Fault - 1 - Array
- Fault - 2 - Grid
- Fault - 3 - System
- Fault - 4 - Drive
- Fault - 5 - Temp.
- Fault - 6 - Disabled
- Fault - 7 - IAC
- Fault - 8 - IDC
- Fault - 9 - PAC
- Fault - 10 - VDC High
- Fault - 11 - VDC Low
- Fault - 12 - IHARM
- Fault - 13 - Cool Temp
- Fault - 14 - Cooling
- Fault - 15 - Interlock
- Fault - 16 - Power Supply
- Fault - 17 - Latched
- Array Fault - 1 - Asymmetrical Array
- Array Fault - 2 - VDC High
- Array Fault - 3 - PV Overvoltage
- Array Fault - 5 - Array reference position
- Array Fault - 6 - PV Ground overcurrent
- Array Fault - 7 - PV/Bus Voltage measurement mismatch
- Grid Fault - 1 - Phase Order
- Grid Fault - 2 - Slow Low Frequency
- Grid Fault - 3 - Slow High Frequency
- Grid Fault - 4 - Slow aggregate high AC voltage
- Grid Fault - 5 - Slow Aggregate low AC voltage
- Grid Fault - 6 - Slow positive sequence voltage high
- Grid Fault - 7 - Slow Positive Sequence Voltage Low