1. Summary
TD1320 is a portable instrument dedicated to on-site testing of DC EV( Electric Vehicles) chargers with DCV measurements up to 1150 V, DCI measurements up to 300A, and DC electrical energy available in class 0.05 / 0.1. The instrument can be combined with TK4710 DC resistive load to complete the metrology characteristic test, interoperability test and communication protocol conformance test of DC charger.
2. Features
• High Accuracy: Using wideband AC/DC direct-current-comparator, compared with the shunt, the thermoelectric potential influence is extremely small and the accuracy is high.
• DC Ripple Measurement: Detect AC ripple below 1 kHz.
• Power Waveform Display: Real-time charging curve U(t), I(t), P(t), E(t) display and record, etc.
• Ambient Temperature Measurement: Built-in temperature sensor for measuring the ambient temperature of the site to correct the working error.
• Clock Verification Function: Built-in GPS clock module, real-time clock display, and correct the Beijing time of the charging spot.
• Integration: Built-in charge control guidance circuit, battery voltage simulator, BMS simulator, CAN message acquisition, waveform acquisition and other modules, no need for additional connection equipment.
• Data Acquisition: Built-in 8-channel high-speed data acquisition module, which can collect parameters and waveforms such as charging spot output voltage, charging current, vehicle battery voltage, CC1, auxiliary power supply, etc., and unify the time base with CAN messages to ensure long-term operation and zero data loss. Built-in CAN communication message acquisition module, can realize CAN bus message acquisition record, and synchronize time with the acquisition of voltage and current and other parameters, to achieve synchronous acquisition of messages and data waveforms;
• Built-in Vehicle Control Guidance Circuit: with DC+, DC-, PE, S+, S-, CC1, CC2, A+, A- and other loop connection lines on-off function and standard BNC interface, to achieve vehicle DC charging interface circuit fault simulation. Built-in R4 resistance simulation module, with resistance adjustment range of 420 Ω ~ 6800 Ω and step of 1 Ω. Each contact is equipped with an on-off switch, which can simulate the on-off state of the contact
• Insulation Resistance Simulation: The insulation state simulation of the charger can be completed, the input voltage range is 0 V ~ 800 V, the resistance adjustment range is 10 kΩ ~ 1 MΩ, and the step is 1 kΩ, which is used to simulate the positive and negative insulation faults of the charging spot.
• Battery Simulator: Output voltage 0 V ~ 1000 V, to achieve electric vehicle BMS simulation.
• High Reliability: There are no switches, relays and other mechanical contacts in the current loop, can be overloaded at 2 times the rated current for 5 s.
• Calibration and Verification: With dedicated calibration terminals, the device can be calibrated or verified by two methods, and the TK4960 DC charging electrical energy calibration adapter is optional.
• High-definition LCD touch color screen.
• Ethernet, WIFI, USB, CAN-BUS interface and host computer software.
• Support input of commercial power, built-in lithium battery and EV charger power supply.
• Equipped with portable instrument box, high seismic and electrical protection level.
3. Application
4. Instrument Appearance
☆ Instrument Front Panel | |
| |
S/N | Function |
| DC charging socket, using a dedicated charging connector to connect the inspected charging spot. |
| A dedicated interface for voltage calibration. |
| Auxiliary test point to transfer the DC charging socket to a conventional instrument terminal. |
| Multi-function interface: support photoelectric head, pulse input, pulse output, temperature sensor and other functions. |
| Communication interface: including USB and LAN ports. |
| A GPS antenna that receives a standard clock signal to correct the time of the AC charging spot under test. |
| AC 220V power interface to power the instrument via commercial power |
| Built-in large-capacity lithium battery. |
| Auxiliary test point to transfer the DC charging socket to a conventional instrument terminal. |
| LCD touch color screen, multi-power intuitive display, full touch operation |
| Instrument box lever, easy for user to carry the mobile tester. |
5. Specifications
5.1 DCV Measurement
Range | Resolution | Accuracy ± (ppm of reading + ppm of range) [1] | Temp. Coefficient, ± ppm*RD /°C @-30°C~55°C | ||
Class 0.1 | Class 0.05 | Class 0.1 | Class 0.05 | ||
300 V | 0.1 mV | 400+ 50 | 200+ 25 | < 50 | < 20 |
750 V | 0.1 mV | 400+ 50 | 200+ 25 | < 50 | < 20 |
1000 V | 1 mV | 400+ 50 | 200+ 25 | < 50 | < 20 |
Note [1] : (ppm = parts per million) (e.g., 10ppm = 0.001%). | |||||
• Range: Manual/auto shift
• Measurement range: 30V~1150 V
• Ripple uncertainty (k = 2): 0.05%*RG,RMS；bandwidth: ≤ 1 kHz
5.2 DCI Measurement
Range | Resolution | Accuracy ± (ppm of reading + ppm of range) | Temp. Coefficient, ± ppm*RD /°C @-30°C~55°C | ||
Class 0.1 | Class 0.05 | Class 0.1 | Class 0.05 | ||
5 A | 1 μA | 200+ 300 | 100+ 150 | 150 | 100 |
10 A | 10 μA | 400+ 100 | 200+ 50 | 80 | 50 |
20 A | 10 μA | 400+ 100 | 200+ 50 | 50 | 30 |
50 A | 10 μA | 400+ 100 | 200+ 50 | 30 | 20 |
100 A | 0.1 mA | 400+ 100 | 200+ 50 | 20 | 10 |
250 A | 0.1 mA | 400+ 100 | 200+ 50 | 20 | 10 |
• Range: Manual/auto shift
• Measurement range: 0.5 A ~ 300 A
• Ripple uncertainty (k = 2): 0.05%*RG,RMS；bandwidth: ≤ 1 kHz
5.3 P/E Energy Measurement
Electrical Energy Under Test | Accuracy | |
Class 0.1 | Class 0.05 | |
Power/Electrical Energy | ± 0.1%*RD | ± 0.05%*RD |
• Measuring range of power/energy: Combination of AC voltage and AC current range;
• Standard electrical energy pulse output: maximum frequency is 60 kHz
Supports active and passive pulses, load capacity: greater than 20 mA
• Standard electrical energy pulse input: maximum frequency is 100 kHz, level: 0 ~ 5V
• Electrical energy error display: 7-digits decimal display
5.4 Temperature/Clock
Temperature Measurement | Range | -30℃~60℃ |
Accuracy | 0.3℃ | |
Clock function | Timing mode | GPS clock timing |
Accuracy | 1s/d |
6. General Specifications
Power Supply Mode | EV charger, built-in lithium battery, 220V commercial power |
Power Supply | AC ( 220 ± 22 ) V, ( 50± 2 ) Hz |
Max. Power | 100 VA |
Communication Interface | Communicate with the computer: USB, LAN, WIFI； Communicate with the charger and load: CAN-BUS |
Temperature Performance | Operating temperature: -25°C~55°C； Storage temperature: -30°C~70°C |
Humidity Performance | Operating humidity: < 80% @ 30°C, < 70% @ 40°C, < 40% @ 50°C Storage humidity: <80% R·H, non-condensing |
Altitude | < 3000 m |
Weight | About 21 kg |
Dimensions | 540 mm(W) × 410 mm(D) × 270 mm(H) |
7. Ordering Information
8. Accessory List
8.1 Standard Accessory
S/N | Name | Specification | Qty | Note |
1 | Standard Cable Assemblies | 10A Three-pin Power Cord (GB/T Standard); Gray; Flat Plug; Right-angle Connector; 1.5m Length | 1 | / |
2 | Custom Cable Assemblies | 10-core 1-to-2 plug assembly | 1 | / |
3 | Standard Cable Assemblies | Ethernet Cable; UGREEN Cat 7 Double Shielded; Male-to-Male; 5m Length | 1 | / |
4 | 10A Test Lead | Yellow-Green Cable; 2.1mm² × 2.5m; A/B End Ф4 Probe Style; Model ET-54 | 1 | / |
5 | Universal Communication Module | GPS Antenna; 5m Length | 1 | / |
6 | Universal Communication Module | WiFi + Bluetooth Dual-function Transceiver | / | |
7 | Pulse Output Cable | A End: ET-23 Alligator Clips (Black, Red, Yellow) Set | 1 | / |
8 | Pulse Input Cable | A End: ET-23 Alligator Clips (Black/Red) Set | 1 | / |
9 | Wired Network Card | USB 3.0 to RJ45 Ethernet Adapter; Black | 1 | / |
10 | Fusing Fuse | 2A; 250V; One-time Use; 29.3mΩ; 5×20mm | 3 | / |
11 | CAN-BUS Communication Module | / | 1 | / |
12 | Temperature Probe | Cable Length: 2 meters | 1 | / |
13 | TD1320 Pulse Optoelectronic Input Cable | A End: TP-17C Photoelectric Sensor | 1 | / |
14 | TK403A Emergency Stop Signal Input Cable_V11 | / | 1 | / |
15 | TK403A Door Open Signal Input Cable_V11 | / | 1 | / |
16 | TK403A DC Front-end Voltage Input Cable_V10 | / | 1 | / |
17 | Certificate of Conformity | / | 1 | / |
18 | USB (including Manual/Software) | / | 1 | / |
8.2 Optional Accessory
S/N | Name | Specification | Qty | Note |
1 | Vehicle Charging Connector | Dual DC Charging Plug + 2m Cable | 1 | Optional accessory for the main unit (sold separately) |
2 | Test Laptop | i5, Quad-core, 16GB RAM, 512GB Storage Runs automated testing software | 1 | Optional |
3 | TK4950 DC Charging Socket-Terminal Adapter | Primarily used for interconnecting instruments with DC charging interfaces, such as DC chargers and testing equipment, with instruments that have conventional terminal connections. Rated Operating Voltage: 750V DC Rated Operating Current: 250A | 1 | Optional |
4 | TK4960 DC Charging-power Calibration Adapter | Primarily used for calibrating the TD1320 with a standard power energy device. Rated Operating Voltage: 750V DC Rated Operating Current: 250A | 1 | Optional |
5 | Vehicle Charging Connector | DC European Standard CCS2 to GB/T, 1000V, 200A | 1 | Optional |
6 | Vehicle Charging Connector | DC Japanese Standard CHAdeMO 1.0 to GB/T, 500V, 125A | 1 | Optional |
7 | Vehicle Charging Connector | DC American Standard CCS1 to GB/T, 1000V, 250A | 1 | Optional |
Note: The above accessories need to be purchased separately and must be specified in the order contract. | ||||
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