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WT1806E

The Yokogawa WT1806E is a high-precision, six-channel power analyzer specifically designed for the comprehensive evaluation of advanced electric and hybrid vehicle (EV/HEV) powertrains. It is the specialized variant within the renowned WT1800 series, engineered to perform simultaneous efficiency measurements on the entire drivetrain—including the battery, inverter, and motor—all within a single, synchronized instrument.

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Mail：info@hongkongeasy.com
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(Key Specifications)
Parameter Category Specification Details
Model Yokogawa WT1806E (6 input elements, enhanced for automotive)
Power Accuracy (Best) ±0.03% of reading (at 45 Hz - 66 Hz, with auto-ranging on, after calibration warm-up)
Voltage Range 1.5 V to 1000 V (ranges); up to 2000 V with external sensor
Current Range Direct input: 10 mA to 50 A (5 A and 50 A ranges)
External sensor input: Fully supported for flexibility
Bandwidth DC, 0.1 Hz to 1 MHz (-3 dB)
Basic Power Accuracy ±0.05% of reading + ±0.05% of range (45 Hz - 66 Hz)
Number of Input Elements 6 elements (All elements are fully isolated and can measure AC/DC)
Power Factor Range 0.0000 to 1.0000 (Essential for low-power-factor motor loss measurements)
Motor Evaluation Function Yes. High-speed sampling (10 ms) for calculating torque, speed, and mechanical power from analog inputs.
Harmonic Measurement Simultaneous measurement up to the 500th order
Integration Function Measures energy (Wh, Ah), duration, and average power (crucial for range calculation)
Data Update Rate 10 ms (100 rds/s) in Motor Evaluation mode for torque calculation
Display 8.4-inch WVGA TFT color touchscreen LCD (800 x 600 pixels)
Standard Interfaces LAN (1000BASE-T), USB (Device & Host)
Optional Interfaces GPIB, D/A Output, Digital I/O
Operating Temperature 0°C to +40°C
Dimensions (W x H x D) 434 mm x 177 mm x 520 mm
Weight Approx. 15 kg