Siemens SENTRON PAC3100 Manual page 87

PT PRIMARY
PT SECONDARY
CURRENT INPUT
Figure 9-5
CAUTION
Please note current carrying capacity
Overload can destroy the SENTRON PAC3100.
The device must know the current conversion ratio. The primary current must be set in the
"CT PRIMARY" field for this purpose. The secondary current is fixed. The "CT
SECONDARY" field is a display field.
CT PRIMARY
CT SECONDARY
SENTRON PAC3100
Manual, 07/2009, A5E02385159B-01
Primary voltage. Must be specified if a voltage transformer is
used for measuring.
The property "PT PRIMARY" is only visible, if
"USE PTs?" is set to "
Secondary voltage. Must be specified if a voltage transformer
is used for measuring.
The property "PT SECONDARY" is only visible, if
"USE PTs?" is set to "
"CURRENT INPUTS" device setting
Primary current of the current transformers.
Secondary current of the current transformers.
9.2 Parameterizing the operator interface
Range: 1 V to 999999 V, freely adjustable
Default value: 400 V
On".
Range: 1 V to 480 V, freely adjustable
Default value: 400 V
ON".
Range: 1 A to 99999 A, freely adjustable.
Default value: 50 A
Range: 5 A
Cannot be changed.
Parameterizing
87