CALPORT 300 Three-Phase Portable Reference Standard

Outstanding customer value One unit Analysis of the load for all tests and mains quality On side Test of CT- and Meter test PT-transformers Control of installation Periodical tests pre- prevents connection vent financial losses circuit errors

Particularities I2h and U2h measurements Harmonics measurement Vector diagram Burden measurements Control of CT- and PT-transformers I2h and U2h measurements Print functions Meter error measurements Memory functions Harmonics measurement

CALPORT 300 Three-phase Portable Reference Standard 0.5 ... 480 V (phase-neutral) 1 mA … 120 A direct connections Clip-on CTs: 100A / 1.000A / LEMflex© up to 3.000A / Hot sticks for measure-ment on high voltage potential Vector diagram, harmonics spectrum, wave form and rotary field display Burden measurement and ratio tests of CT’s and PT’s Accuracy  0.05 %

Connections [1] Current-Inputs I1, I2, I3 [2] Current-Outputs I1, I2, I3 [3] Phase connection for voltage [4] Neutral connection for voltage [5] 100 A CTs connector [6] 1000 A CTs connector [7] LEMflex (up to 3000 A) connector [8] Hot sticks connector [9] Serial interface RS 232 C

Connections [10] Compact flash card slot [11] Impulse inputs 1, 2, 3 [12] Impulse outputs 1, 2, 3 [13] Auxiliary supply connector [14] Graphical colour display [15] Rotary switch [16] Cursor keys [17] Alphanumeric key pad

Options of current clamps to the CALPORT 300 Error compensated clip-on CT’s for measurements in the range 50 mA … 100 A Clip-on CTs for measurements in the range 2 A … 1000 A Flexible current transformers LEMflex for measurements up to 30 / 300 / 3000 A Hot sticks for measurements on high voltage potential

Operation Concept Symbols Display Rotary switch / Control Keys   

Software Main Menu First Row  Meter Testing  Measurement  Harmonics, Oscilloscope  Energy Measurement  Transformer Test  Further Tests  Installation (Setup) 

Software Measurement – Basic Quantities Second Row  Measurement UI   Data storage 

Software Measurement – Basic Quantities Second Row  Measurement PQS  Data storage 

Software Measurement – Basic Quantities Second Row  Measurement UIPQS  Data storage 

Software Measurement – Vector Diagram Second Row  Vector analysis  Data storage 

Software Measurement – Oscilloscop First Row  Selection of U  Selection of I  Data storage  Exit to previous menu 

Software Measurement – Harmonics First Row  Selection of U  Selection of phase  Scale  Data storage  Exit to previous menu 

Software Measurement – Energy Second Row  Start energy measurement  Reset and restart  energy measurement Voltage and current  range settings menu Data storage 

Software Measurement – Register test Second Row  Start or stop register test  Enter counters before meas.  Enter counters after meas.  Reset register test  Setup register test  Range settings  Data storage 

Software Measurement – Voltage Burden First Row  Selection of phase  Settings for voltage  burden measurement Data storage  Exit to previous menu 

Software Measurement – Current Burden First Row  Selection of phase  Settings for current  burden measurement Data storage  Exit to previous menu 

Software Measurement – Voltage Transformer Ratio First Row  Reference for voltage  ratio calculation Definition of reference  NP or NS Data storage  Exit to previous menu 

Software Measurement – Current Transformer Ratio First Row  Reference for current  ratio calculation Definition of reference  Data storage  Exit to previous menu 

Software Error measurement Second Row  Start/Stop error measurement  Restart of error measurement  Setup of error measurement  Data storage 

Software Special function – fRef Test First Row  Input of reference frequency  Input of duration of test  Start fRef test  Data storage  Exit to previous menu 

Software Storage and printout of test results First Row  Data storage  Print data  Preview of results  Printer and save  parameter settings Exit to previous menu 

Software Storage and printout of test results Second Row  Administrative data set  Customer data set  General info data set  Meter data sets  Other checks dataset  Comment 

Software Storage and printout of test results

Connection example Testing of an installed direct connected 4-wire meter

Connection example Testing of an direct connected 4-wire meter

Connection example Burden measurement of voltage transformer

Connection example Burden measurement of current transformer

Connection example Measurement of transformer ratio

Connection example Hotsticks Measurement

Windows©-Software CALSOFT Selection of real time readout or readout of sets of data from CALPORT 300 memory

Windows©-Software CALSOFT Display of read data on PC monitor