
100A 200A Loop and Contact Resistance Tester / Circuit Breaker Test Equipment
Product Introduction
With our advanced product design concept and keen market insight, our underground cable fault pinpoint locator, transformer oil bdv test equipment, high voltage insulation resistance tester is well known at home and abroad. Our company adheres to the business principle of 'reputation first, good quality and good price', and has launched more competitive products in order to further develop the enterprise. We are committed to cultivating a talent team with moderate scale, reasonable structure and excellent quality. We guarantee that the products we sell to our customers are of the highest quality and raw materials. With the tenet of 'quality first, customer first, honesty first', and the business philosophy of 'leading technology, innovation and sharing win-win', our company constantly strengthens product quality management and improves the demand level of customer service.
HZ-5200 200A Circuit Breaker Contact Resistance Tester

Introduction
HZ-5200 Contact Resistance Tester adopt High frequency high power constant current switching power supply technology to detect the Micro ohm contact resistance. The Instrument is widely used for varieties of the switches and Contact resistance of switches and electrical appliances, contact resistance and Power cables, contact resistance of welding seam detection.





Technical Index
Current measurement | 50A, 100A,150A,200A |
Range | 0~100mΩ (50A)/ 0~50mΩ (100A)/ 0~20mΩ (150A)/ 0~20mΩ (200A) |
Resolution | 0.1µΩ At Min. |
Precision | ±(0.5%±2) |
Power consumption | 1000W |
Working method | Continuous measurement. |
Power supply | 220V 50Hz |
RH less than 90%, no dew | |
Size | 360*290*170(mm) |
Weight | Tester 6.4KG, Wire box 9KG |

Safety Precautions
Operator Qualifications: Handlers should possess basic knowledge of electrical equipment and testing instruments.
Shutdown Procedure: After completing measurements, press "Reset" and then turn off the power. Caution: Do not disconnect any wires while the circuit is live.
Component Replacement: Press "Reset" before replacing any components when the tester is not in use.
Service Requirement: The tester must be serviced by qualified professionals only. Do not attempt to repair or modify the instrument yourself.
Measurement Restriction: This tester is designed exclusively for contact resistance measurement. Do not use it to measure inductive contact resistance.



Through the introduction of high-tech equipment and manufacturing technology, relying on premium products and perfect after-sales service, we continuously increase market share and strive to become a high-quality 100A 200A Loop and Contact Resistance Tester / Circuit Breaker Test Equipment supplier in the industry. Our company constantly innovates technology, develops new products, gradually realizes scientization and standardization, and speeds up the integration with the international market. We strictly implement the relevant international and domestic quality control system and standards and are committed to providing customers with high-quality products and fast service.
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