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WT1800E

The Yokogawa WT1800E is a high-precision, high-performance power analyzer designed for the most demanding power measurement applications. It sets the industry standard for accuracy, offering up to ±0.03% of reading for power accuracy and supporting power line frequencies from DC to 1 MHz.

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Mail：info@hongkongeasy.com
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(Key Specifications)
Parameter Category Specification Details
Model Yokogawa WT1800E (Available in 4, 5, or 6-input element versions)
Power Accuracy ±0.03% of reading (for 45 Hz ≤ f ≤ 66 Hz, and at specific ranges and conditions)
Voltage Range 1.5 V to 1000 V (up to 2000 V with optional sensor)
Current Range Direct input: 10 mA to 50 A (5 A and 50 A ranges)
External sensor input: Can be scaled (e.g., for current clamps, shunts)
Bandwidth DC, 0.1 Hz to 1 MHz
Basic Power Accuracy ±0.05% of reading + ±0.05% of range (for 45 Hz ≤ f ≤ 66 Hz)
Power Factor Range 0.0000 to 1.0000 (Capable of accurately measuring very low power factors)
Harmonic Measurement Simultaneous measurement up to the 500th order (with a 1 MHz bandwidth)
Integration Function Measures energy (Wh, Ah), time, and average power
Data Update Rate Max. 500 ms (2 readings/s) for all inputs and all parameters (10 ms for selected inputs)
Display 8.4-inch WVGA TFT color touchscreen LCD (800 x 600 pixels)
Interfaces LAN, USB (Device & Host), GPIB (Optional), D/A Output (Optional), Digital I/O (Optional)
Operating Temperature 0°C to +40°C
Dimensions (W x H x D) 434 mm x 177 mm x 520 mm (excluding protrusions)
Weight Approx. 15 kg (for a 6-element unit) Typical Applications
Efficiency Mapping of EV Traction Inverters and Motors

Standby Power Consumption Measurement

Loss Separation Analysis in Motors and Transformers

Testing of Uninterruptible Power Supplies (UPS)

High-Frequency Switching Power Supply Analysis