Trouble Shooting; Aq101, Aq101D, Aq110P Arc Flash Protection Relays - Siemens Arcteq AQ101 Instruction Manual

Instruction manual AQ101, AQ101D, AQ110P, AQ01
6 T
ROUBLE SHOOTING
6.1 AQ101, AQ101D, AQ110P
Led: State
Binary input Blink
or Sensor
Others than OFF
error
Power OFF
Blink
All OFF
Table 6-1: troubleshoot function description.
ARC FLASH PROTECTION RELAYS
Error led IF relay
state state
ON OFF
ON OFF
ON OFF
OFF OFF
OFF OFF
Possible issues
- Bad connection between sensors or other devices
connected to BI
- Damaged wire
- Unit amount or sensor amount changed
- Dip switch settings changed or current pick-up
potentiometer value changed > 20% (AQ110P only)
- Internal voltage too low. Auxiliary supply voltage may
be less than specified
- Input channels (binary inputs and sensor channel)
connection verification. See set button function in
chapter 3.1.3.
- Auxiliary supply voltage not connected.
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