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Error message escription
1A Invalid date Date has not been set
1A Parameters revised Programming session concluded correctly
1A Cancelled Programming session cancelled
1A Failed Programming session rejected
14.6.2.7 tin 123/P unit
The following table lists series typical service conditions, help you understand and solve hypothetical faults malfunctions. Open CB
3.1
21 The language cannot changed Relay remotely set
2.2.
Note:
1.N°. Beforeconsulting thefollowing table, checkforanyerror messagesappearing forsomeseconds thedisplay.9.6. Thermal memory enabled
4.3.5
14 display the opening data Vaux missing,the buffer capacitor
is discharged
FN, see 14.1
15 The password not requested The password has been disabled FN, re-enter the password with value
other than 0000
16 Impossible change any parameter PR123/P alarm situation FN
17 Temp. Temperature out range
1. Correct curve
3. Correct Neutral Selection
5. FN
2.6.
N itu tio ssib tio s
1 The trip test cannot run The busbar current 0
2. Set locally
2. Incorrect Neutral Selection
1.5. Correct curve
3. not open
3. Correct Neutral Selection
4 Rapid trip, with Off Iinst tripped with short-circuit with high I
5 High earth but trip happens Incorrect selection the sensor
2. Correct threshold
2. indicates the normal operation ofthe PR123/P. Incorrect Neutral Selection
5.1
2.
3. Set int.
111/158
.4. the casewhere thesuggestions proposed not lead asolution ofthe problem, pleasecontacttheABBSACEassistance service.4. FN, see 14.3
20 LED lighting see 13. 2
Page No. sensor
2.9. sensor" or
" Start-up" message
Possible failure inside relay Contact ABB Sace
18 Invalid date First installation
2. Exclude not necessary
4. Check the messages the display
2 Trip times lower than expected Threshold too low
2. Check bus connection
3.5.2. Check PR021/K
11 Message ""
instead expected data
Function disabled data out of
range
FN
12 The expected trip does not occur Trip function disabled enable trip necessary
13 activation the Unbalance
U protection
Values out range FN, see 14. Information lost due power
failure
FN see 13. Curve too low
3. ext. FN, see 14. not present, disable PR021/K,
see 14.8
7 The display not back-lit Current and/or voltages below the
limit for lighting the display
FN
8 Reading incorrect Current below the minimum threshold
that can displayed
FN
9 Reading and power
factor incorrect
1) Connection error between VT
and PR120/V
2) Voltage parameter setting error
1) Check connections between and
PR120
2) Set correct parameters
10 Local Bus" message
on display
No communication between PR123/P
and PR021/K
1. Curve I2t inserted
4. Curve too high
3.
2.1
19 Untimely trip see 13. Exclude not necessary
4. Correct threshold
2. The not connected
1. Vaux PR120/V PR030/B
not installed
1. FN
6 Display off Vaux missing and the current and/or
voltage are below the minimum value.2. Function prevented with I>4In
1. Exclude not necessary
3 Trip times higher than expected Threshold too high
2. The SdZ inserted
1.
2.4.5
2. Power the relay
Model 2234 Apparatus Scale
L 2778
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