High Performance Power Analyzer WT1800 WT1800 High Performance Power Analyzer Broad Ranges Power Measurement with One Unit Basic Power Accuracy DC Power Accuracy Voltage/Current Bandwidth Sampling Rate Input Elements Current Measurement ±0.1% ±0.05% 5 MHz*1 (-3 dB, Typical) Approx. 2 MS/s (16-bit) Max.
Product Features Dual Harmonic Measurement First in industry Customize Display Screen First in industry With YYoko With okogaw gawa’s a s previ previous ious po power wer analy analyzer l zer model, d l you hhave to t select l t numerical i l formats f t suchh as 4-value, 8-value, and 16-value view to display screens, so you ou can ca not fllexi e bly di displ sp ay a spl screen to view the desired parameter in the desired size and at the desired position.
Functions/Displays All Data of 6-input, Single/Three-phase Devices can be Viewed on a Single Screen Important Information is Displayed in a Concentrated Format on High Resolution 8.4-inch XGA Display A high resolution display with a resolution about 2.6-fold higher than Yokogawa’s previous model* is employed. More setting information and measurement data can be displayed.
Line filter NEW Capture an original signal masked by high frequency component Range configration function NEW High-speed range setting suited to input signals Input signal changes Action of Yokogawa’ s previous model* Change available ranges stepwise Applications A new range configuration function is available. It allows you to select a particular voltage and current input range (effective measurement range).
Applications Keyword IInput/Output Efficiency Measurements of Inverters, Matrix Converters, Motors, Fans, and Pumps M *Also refer to the features of other applications applications. Inveert Inve In rter teerr Motor Inverter section Inp In npu put Converter section M 3 * With three-phase input, power is measured with the three-phase three-wire system.
n Delta computation function (/DT option) Star-delta conversion Delta-star conversion U1 T-phase R-phase Line voltage I1 Phase current Computed value Phase U3 U1 voltage Phase Phase voltage voltage I2 S-phase U2 Figure 1 Line voltage/phase current T-phase U2 S-phase Analog/pulse inputs * Electrical angle measurements require the /G5 or /G6 option. * Please purchase a torque sensor and rotation sensor separately.
Applications Keyword Power Generation and Conversion Efficiency P Measurements in New Energy Markets, including M Photovoltaic and Wind Power Generation P *Also Also refer to the features of other applications applications.
n Ripple factor and power loss measurements using user-defined function (/G5 and /G6 options) Voltage fluctuations and harmonic flow into the power system due to reverse power flow. A harmonic measurement function makes it possible to compute and display the harmonic distortion factor (THD) by measuring harmonic components. Harmonic distortion factor n Immediately print out screens (/B5 option) Ripple factor Multiple engineers may want to verify detailed data during a test.
Applications Keyword Inpu Input/Output IInp np npu pu Efficiency Measurements of Inverter Motors foorr Hybrid Electric Vehicles (HEV), Electric Vehicles (EV), for and Plug-in Hybrid Electric Vehicles (PHEV) *Also refer to the features of other applications applications.
Harmonic Measurements of Aircraft Power Systems Software P Power Measurements of GGreen IT Data Center Servers Overview *Also *Als Alsoo refer Als rrefer to the the featu featu tures ures res of o other other ther app applica l ation lica tions nss. High order harmonic measurements are important in the aircraft industry. The WT1800 provides a function to measure up to 150 kHz harmonics and allows you to measure up to the 500th order harmonic.
Comparisons Comparison between WT1600 and WT1800 g Comparison with the previous model (main changes) WT1800 Voltage input terminal Current input terminal External sensor input terminal Basic voltage/current accuracy Basic power accuracy Frequency range Voltage/Current frequency range (-3 dB, typical) Sampling speed Wiring setting method Selects specified range Effective input range Screen size and resolution Data update rate WT1600 Plug-in terminal (safety terminal) Large binding post Insulated BNC con
Comparison of Power Analyzer WT Series and PZ g Comparison of the specifications and functions of the WT series and the PZ4000 Input Voltage range 15, 30, 60, 100, 150, 300, 600, 1000 [V] 15, 30, 60, 100, 150, 300, 600, 1000 [V] 15, 30, 60, 100, 150, 300, 600 [V] 30, 60, 120, 200, 300, 600, 1200, 2000 [Vpk] 5 A module: 0.1, 0.2, 0.4, 1, 2, 4, 10 [Apk] (5 A rms) 20 A module: 0.1, 0.2, 0.
Explanations SUPPORTS Crest Factor 6 The crest factor is the ratio of the waveform peak value and the RMS value. Crest factor = (CF, peak factor) waveform peak RMS value waveform peak RMS value When checking the measurable crest factor of our power measuring instruments, please refer to the following equation.
Inputs Display Items Item Input terminal type Calculation Functions Measurement Function Voltage U ∑ [V] Current I ∑ [A] Active power P ∑ [W] Apparent Power S ∑ TYPE1 [VA] TYPE2 TYPE3 Reactive Power Q ∑ TYPE1 [var] TYPE2 TYPE3 Corrected Power Pc ∑ [W] Integrated Power WP [Wh] Integrated Power (Positive) WP+ ∑ [Wh] 3-phase 3-wire (3-voltage 3-current measurement) 3-phase 4-wire (U1+U2+U3)/3 (I1+I2+I3)/3 3/2 (S1+S2) 3/3 (S1+S2+S3) P1+P2+P3 S1+S2+S3 P ∑ 2 +Q ∑ 2 Q1+Q2 Q1+Q2+Q3 S ∑ 2 −P ∑ 2 Q1+Q2 Q1+Q2
Specifications Measurement function ( ∑ function)) obtained for fo each connected unit ( ∑ A, ∑ B, ∑ C)) Item Symbol and Meaning g Voltage (V) Urms ∑ : True RMS value, Umn ∑ : Rectified mean value calibrated to the RMS value, Udc ∑ : Simple mean value, Urmn: Rectified mean value, Uac ∑ : AC component Current (A) Irms ∑ : True RMS value, Imn ∑ : Rectified mean value calibrated to the RMS value, Idc ∑ : Simple mean value, Irmn ∑ : Rectified mean value, Iac ∑ : AC component Active power (W) P∑ Apparent power (VA)
Effective input range Power Item Specification Accuracy (six-month) Conditions Frequency Measurement Functions and Conditions Item Crest factor Specification Select up to three frequencies of the voltage or current input to the input elements for measurement. If the frequency option is installed, the frequencies of the voltages and currents being input to all input elements can be measured.
Specifications Integration timer Count over Accuracy Timer accuracy Integration can be stopp opped automatically using the timer setting. 0000h00m00s to 10000h00m00s 10000h00 00 If the integration time reaches the maximum integration time (10000 hours), or if the integration value reaches max/min display integration value *1 , the elapsed time and integration value is saved and the operation is stopped.
Computer Interface Display GP-IB Interface Item Specification Display digit (display resolution) less than 60000: 5 digits 60000 or more: 4 digits Number of display items Select 4, 8, 16, Matrix, ALL, Harmonic Single List, Harmonic Dual List, and Custom Item Compatible devices Waveform Display Item Display format Data Store Function Specification Store numerical data in media. (Media: USB storage device, max.
g Typical Voltage/Current Connections Measurement using current sensor Measurement using clamp-on probe 758917 Unit whose current is to be measured CT1000 Connector (B8200JQ) Four load resistors* (B8200JR) connected inparallel Measurement using voltage input terminal Power meter’s current direct input terminal Unit whose voltage is to be measured Connection example Unit whose current is to be measured 758921 701959 751552 Power meter’s current input terminals 758921 Current output type 75891
