China Factory Price 3A High Current Frequency Conversion Large-scale Grounding Grid Earth Resistance Tester

• Customization: Available
• After-sales Service: Provided
• Warranty: 1 Year
• Model NO.: ZXDW-3A
• Impedance measurement range: 0-150Ohm
• Resolution: 0.001Ohm
• Measurement error: +-(reading*2%+0.005Ohm)
• Maximum output voltage: AC 420V (45Hz,55Hz, double frequency, sine wave)
• Maximum output current: AC 3A (45Hz,55Hz, double frequency, sine wave)
• Anti-jamming capability: Anti- frequency 50Hz voltage 10V
• Power supply: AC 220V+-10%, 50Hz
• Dimension: 440*350*210mm3
• Weight: 18kg
• Transport Package: Wooden Case or Carton
• Specification: Universal Testing Machine
• Trademark: GDZX
• Origin: China
• Production Capacity: 1200sets/Year

Product Description

3A High Current Frequency Conversion Large-scale Grounding Grid Earth Resistance Tester

Introduction
    

      ZXDW-3A Large-scale Grounding Grid Earth Resistance Tester applies to test frequency ground resistance, contact voltage, pace voltage and earth electric resistivity. Can test substation grounding grid (4Ω), fire and water electric power plants, microwave stations (10Ω), lightning rod multi-purpose model (10Ω).

 

Technical parameters 

Impedance measurement range	0~150Ω
Resolution	0.001Ω
Measurement error	±(reading×2%+0.005Ω)
Maximum output voltage	AC 420V (45Hz,55Hz, double frequency, sine wave)
Maximum output current	AC 3A (45Hz,55Hz, double frequency, sine wave)
Anti-jamming capability	Anti- frequency 50Hz voltage 10V
Measured wire required value	Section surface of current wire copper core≥1.5 mm2
	Section surface of voltage wire copper core≥1.0 mm2
Power supply	AC 220V±10%, 50Hz
Dimension	440×350×210mm3
Weight	18kg

 

 

Product pictures

 

 

Company introduction

       Wuhan GDZX Power Equipment Co.,Ltd.is a manufacturer of power test equipment, integrating design, production and sales, providing complete solutions for high-voltage testing and electrical testing services for various power users.The main products include:AC series resonance test device, high voltage test equipment, transformer test equipment, secondary protection / switch test equipment, cable fault tester, arrester test equipment, power metering equipment, standard source series and so on. There are many kinds of products and complete models.

 

 

 

 

Service and Warranty

 

Service

* Provide professional consulting service; dedicated salesman and professional technical engineer to answer customer questions.
* Ensure customer get the detailed information about the product in hand.
* Reasonable price, we trust our customers should get the worth what they paid. Quotation stamped and confirmed by Manager.
* Welcome customers visit.

* The contract and the technical agreement to sign by both parties.
* Being trustworthy, follow the requirements and ensure successful implementation of signed contracts and technical agreements.
* Focus on communication, actively communicate with users, take notes of user's questions and schedule, provide the necessary technical support.
* Move quick and efficient, professional on delivery, installation, debugging, training and others.

 

Warranty

* We maintains 100% customer satisfaction, please give us feedback if you fell anything wrong with the product, we will make it right for you.

* Our products are guaranteed with one year warranty and life-long tech support.

* Provide solutions within 24 hours when there is problems feedback from customer.

 

PACKING AND SHIPPING

(1)We will ship products within 8-20 working days after the receipt of confirmation of your payment.

(2)All products will be well packed by robust carton or wooden box so as to ensure goods can arrive safely.

(3)Multiple shipping methods including express, sea freight, railway and so on for your choice, competitive shipping method will be advised to you.

(4)If you go with your own forwarder, we will provide all necessary documents for customs clearance.

(5)After shipping, we will remain attentive till goods well received.

 

If you need detailed specification, please feel free to contact us.

 

 

Test cases

 

 

 

 

Features

1. Good frequency equivalence. sine wave(measured current wave), two frequencies for testing.

2. Strong anti-jamming ability, test results stable, reliable. Error caused from 15V/50Hz disturbance: 0.001Ω

3. High precision, can test the ground network of small impedance.

4. Powerful: test all characteristic parameters like ground impedance, resistive and reactance component

5. disconnection alarm function

6. Easy to operate, menu operated, directly display the test results.

7. Do not need high current wire.

8. small volume, little weight, convenient to carry