• AC Harmonic Measurement: Detect harmonics order from 2 to 64, ensuring thorough analysis of charging spot performance.
• Power Waveform Display: Real-time display and recording of charging curves (U(t), I(t), P(t), E(t)), providing clear insights into charging behaviors.
• Ambient Temperature Measurement: An integrated temperature sensor corrects working errors by measuring the site's ambient temperature.
• Clock Verification Function: Equipped with a built-in GPS clock module for real-time clock display and correction, aligning with Beijing time.
• Integration and Interoperability: Features built-in measurement modules, charge control guidance circuits, and waveform acquisition modules for complete interoperability tests.
• Vehicle Control Guidance Circuit: Simulates vehicle AC charging interface circuit faults with built-in L1, L2, L3, N, PE, CP, CC circuit on-off switches, and CP ground short circuit switch. Adjustable resistance simulation functions for R2 and R3 resistances ensure accurate testing.
• Waveform Acquisition: A 4-channel high-speed waveform acquisition module guarantees long-term operation without data loss.

• PWM Signal Measurement: Real-time measurement of PWM signal frequency and duty factor on the CP line.
• High Reliability: No mechanical contacts like switches or relays in the current loop, enabling overloading at 2 times the rated current for 5 seconds.
• Calibration and Verification: Dedicated calibration terminals allow for device calibration or verification using the optional TK4965 AC charging electrical energy calibration adapter.
• User-Friendly Interface: Features a high-definition LCD touch color screen for ease of use.
• Versatile Connectivity: Supports Ethernet, WIFI, USB, and CAN-BUS interfaces along with host computer software.
• Power Options: Can be powered by commercial power, a built-in lithium battery, or an EV charger.
• Portable Design: Comes with a high-seismic and electrical protection portable instrument box.

The Tunkia TD1330 is a highly advanced portable instrument designed for on-site inspection of AC EV charging spots. With capabilities for three-phase AC voltage measurements up to 300 V, three-phase AC current measurements up to 78 A, and AC electrical energy measurements in class 0.05/0.1, this device is essential for ensuring the functionality and efficiency of EV chargers. By combining the TD1330 with the TK4720 AC adjustable resistive load, users can perform comprehensive metrology characteristics tests and interoperability tests on AC charging spots.

Quality, Reliability, and Value:

The Tunkia TD1330 is engineered for exceptional reliability and durability, making it an invaluable tool for professionals in the EV charging industry. Its high-quality construction, precise measurement capabilities, and versatile features provide outstanding value, ensuring that users can perform accurate and efficient testing in any environment.