A-4
Export is exporting or delivering energy to the customer’s load, import is importing or
receiving energy from the customer. All conventions are from the point of view of the
supply authority.
θ
is the impedance angle of voltage with respect to current.
φ
is the admittance angle of
current with respect to voltage. The meter measures the angle in terms of current with
respect to voltage (
φ
, admittance).
Since conventions change around the world, there is a setting called
Naming Convention
in the EziView
Tools
→
Options
→
General
page (Figure A-2). The colour used for
each phase may also be edited here.
•
Figure A-2
Naming Convention
settings
The naming conventions are as in Table A-4.
Standard
Positive
Energy
Negative
Energy
Abbreviated
ANSI Export Import
Exp/Imp
IEC Import Export
Imp/Exp
+/- + - +/-
Rec/Del Delivered Received Del/Rec
Fwd/Rev Forward Reverse Fwd/Rev
•
Table A-4 Naming conventions
A-4 EDMI Atlas Hardware Reference Manual
Содержание Atlas Mk10
Страница 48: ...3 16 Intentionally Left Blank 3 16 EDMI Atlas Hardware Reference Manual ...
Страница 64: ...4 16 Intentionally Left Blank 4 16 EDMI Atlas Hardware Reference Manual ...
Страница 111: ......
Страница 112: ......