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TD1330 Portable Tester for AC EV Chargers

TD1330 is a portable instrument dedicated to on-site inspection of EV AC charging spot, with three-phase AC voltage measurements up to 300 V, three-phase AC current measurements up to 78 A, and AC electrical energy measurement available in class 0.05 / 0.1. The instrument can be combined with TK4720 AC adjustable resistive load to complete the metrology characteristics test and interoperability test of AC charging spot.

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Model:
TD1330
Brand:
TUNKIA

TD1330 Portable Tester for AC EV Chargers

1. Summary

The TD1330 is a portable instrument dedicated to on-site inspection of EV AC charging spot, with three-phase AC voltage measurements up to 300 V, three-phase AC current measurements up to 78 A, and AC electrical energy measurement available in class 0.05 / 0.1. The instrument can be combined with TK4720 AC adjustable resistive load to complete the metrology characteristics test and interoperability test of AC charging spot.

2. Features

• AC harmonic measurement: Harmonics order of 2 to 64 can be detected.

• 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 measurement module, charge control guidance circuit, waveform acquisition and other modules, can complete all interoperability test items of AC charging spots.

• Built-in vehicle control guidance circuit: AC charging spot interoperability test can be completed, built-in L1, L2, L3, N, PE, CP, CC circuit on-off switch and CP ground short circuit switch, can realize the vehicle AC charging interface circuit fault simulation function. Built-in vehicle-side R2 resistance, R3 resistance simulation equivalent resistance simulation function, R2 resistance has adjustment range of 500 Ω ~ 6800 Ω, with resistance value online continuously adjustable with adjustment fineness of 1 Ω; R3 equivalent resistance has nominal value of 500Ω ~ 13000Ω, with resistance value online continuously adjustable with adjustment fineness of 1 Ω. Each contact point has an on-off switch, which can simulate the on-off state of the contact point.

• Waveform acquisition: Built-in 4-channel high-speed waveform acquisition module to ensure long-term operation and zero data loss.

• PWM signal measurement: Measure the frequency and duty factor of the PWM signal on the CP line in the control guidance circuit and display it in real time.

• High reliability: 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 TK4965 AC 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

TD1330 Portable Tester for EV AC Charging Station application

3. Instrument Appearance

☆ Instrument Front Panel

S/N	Function
	AC charging socket, using a dedicated charging connector to connect the inspected AC charging spot.
	A dedicated interface for voltage calibration.
	Auxiliary test point to transfer the AC charging socket to a conventional instrument terminal.
	AC charging socket, use a dedicated charging connector to connect the load or electric car.
	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.
	Built-in large-capacity lithium battery.
	AC 220V power interface to power the instrument via commercial power
	LCD touch color screen, multi-power intuitive display, full touch operation.
	Instrument box lever, easy for user to carry the mobile tester.

4. Specifications

4.1 Three-phase ACV measurement

Range	Resolution	Accuracy ( ± ppm of reading + ppm of range) [1]		Temp. Coefficient, ± ppm*RD /°C @-25℃~55℃
		Class 0.1	Class 0.05	Class 0.1	Class 0.05
240 V	0.1 mV	400 + 100	200 + 50	30	20
Note [1] : (ppm = parts per million) (e.g., 10ppm = 0.001%).

• Range: Manual/auto shift

• Measurement range: 30 V ~ 300 V

• Harmonic measurement uncertainty (k = 2): 0.05% * RG, RMS

4.2 Three-phase ACI measurement

Range	Resolution	Accuracy ( ± ppm of reading + ppm of range)		Temp. Coefficient, ± ppm*RD /°C @-25℃~55℃
Range	Resolution	Class 0.1	Class 0.05	Class 0.1	Class 0.05
100 mA	0.1 μA	400 + 100	200 + 50	50	20
200 mA	0.1 μA	400 + 100	200 + 50	50	20
500 mA	0.1 μA	400 + 100	200 + 50	50	20
1 A	1 μA	400 + 100	200 + 50	50	20
2 A	1 μA	400 + 100	200 + 50	50	20
5 A	1 μA	400 + 100	200 + 50	30	20
10 A	10 μA	400 + 100	200 + 50	30	20
30 A	10 μA	400 + 100	200 + 50	30	20
60 A	10 μA	400 + 100	200 + 50	30	20

• Range: Manual/auto shift

• Measurement range: 10 mA ~ 78 A

• Harmonic measurement uncertainty (k = 2): 0.05% * RG, RMS

4.3 Frequency and phase

• Frequency range: 45.000 Hz to 65.000 Hz.

Resolution: 0.001 Hz, uncertainty (k=2): 0.01 Hz.

• Phase range: 0.000°~359.999°

Resolution: 0.001°, uncertainty (k=2）: 0.025°

4.4 P/E Energy Measurement

Electrical energy under test

Accuracy

Class 0.1

Class 0.05

Active power/electrical energy

|cosΦ| ≥0.5;

0.1%*RD

0.05%*RD

• Measuring range of power/energy: Combination of AC voltage and AC current range;

• Power factor measurement range: -1.000000…0.000000…1.000000

• 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

4.5 Temperature Clock

DC power / electrical energy	Range	-30℃~60℃
DC power / electrical energy	Accuracy	0.3℃
Clock function	Timing mode	GPS clock timing
Clock function	Accuracy	1s/d

5. 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	80 VA
Communication interface	USB, LAN, WIFI
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 13 kg
Dimensions	390 mm（W）× 400 mm（D）× 260 mm（H）