Chauvin Arnoux C.A 6456 Notice De Fonctionnement page 59

4.1.6 WARNINGS OR ERROR REPORTS
Preliminary remark: The complete list of coded errors is given in § 7.
Display - Indication
Hz
> 550V
<15.3Hz (ou) >65Hz
ou 450Hz
U (ou) U (ou) U
LN NPE LPE
Hz
U
LN
Er08
n PE
HZ
U > 25 (ou)
NPE
50V
Er02
L
Er03
L
Hz
U > 25 (ou) 50V
NPE
Hz
U (ou) U > 30V
HE SE
Hz
U > 25 (ou) 50V
C
Press the TEST key to exit from the error conditions.
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Remark - Possible cause(s)
One of the voltages measured (U
is > 550V.
Frequency outside measurement domain
(depends on type of measurement)
N and PE reversed
N not connected
N not connected and L and PE reversed
In ZLINE position :
Permutation, PE-L-N instead of L-N-PE
L and PE reversed
Permutation, N-PE-L instead of L-N-PE
In ZLINE position :
L and PE reversed
Permutation, N-PE-L instead of L-N-PE
L not connected
L not connected and N and PE reversed
U > U (threshold voltage)
NPE L
In 2P or 3P position:
One of the voltages is > maximum allowed spurious voltage.
In ZLOOP or REARTH position :
Potential difference between the local earth and PE too high
.
58
, U , or U )
LN LPE NPE