200A Circuit Breaker Contact Resistance Meter
Huazheng HZ-5200 200A Circuit Breaker Contact Resistance Meter Products Description I. Introduction The HZ-5200 Contact Resistance Tester is a high-precision digital instrument designed for measuring micro-ohm contact resistance in switches and electrical systems. Compliant with IEC standards and DL/T845.4-2004...
200A Circuit Breaker Contact Resistance Meter
Products Description
I. Introduction
The HZ-5200 200A Contact Resistance Tester is a high-precision digital instrument designed for measuring micro-ohm contact resistance in switches and electrical systems. Compliant with IEC standards and DL/T845.4-2004 (PRC Electric Power Standard), it utilizes high-frequency, high-power constant current switching power supply technology for accurate and stable measurements.
Applications:
Contact resistance testing for switches, electrical appliances, and power cables
Weld seam resistance detection
Key Features:
Accurate & Reliable: Ensures high stability for on-site high-voltage switch maintenance and factory testing.
User-Friendly: 7-inch high-brightness touchscreen LCD displays real-time current and resistance values.
Data Storage: Supports USB storage for offline data access and retrieval.
II. Specifications
Mobile Control: Operate via dedicated smartphone software; store test data in standardized formats.
Protection Mechanisms: Safeguards against reverse potential, disconnection, power failure, and overheating with audible alarms.
Energy-Efficient: Intelligent power management minimizes energy consumption and heat generation.
Wide Measurement Range: High-voltage output for broad testing applications.
Precision Current Supply: Auto-adjusted high-accuracy constant current ensures fast, error-free results.
Four-Terminal Connection: Eliminates lead resistance interference for precise measurements.
7-Inch Touchscreen: High-visibility display with bilingual (English/Chinese) support.
Data Storage: Stores 1,000 test records with a perpetual calendar clock for easy tracking.
Connectivity: Bluetooth, RS232, and USB interfaces for PC communication and USB data export.
Built-in Micro Printer: On-the-spot report generation.
III. Technical Parameters
| Parameter | Details |
|---|---|
| Current Output | 50A, 100A, 150A, 200A |
| Measurement Range | 0–100 mΩ (50A), 0–50 mΩ (100A), 0–20 mΩ (150A/200A) |
| Resolution | 0.1 µΩ (minimum) |
| Accuracy | ±(0.5% ± 2 digits) |
| Power Consumption | 1000W |
| Operation Mode | Continuous measurement |
| Power Supply | Customizable (upon request) |
| Environmental | RH < 90% (non-condensing) |
| Dimensions | 360 × 290 × 170 mm |
| Weight | Tester: 6.4 kg / Wire box: 9 kg |
FAQ
1. When can I get a price quote?
You can contact us online or submit an inquiry. We typically provide a quote within 24 hours after receiving your request.
2. How do you handle after-sale service for overseas customers?
For issues occurring with our products, we offer:
12-month warranty coverage (see details below).
Online technical guidance to troubleshoot problems remotely.
Replacement parts shipped promptly based on your needs.
On-site support (if required): Our engineers can travel abroad to resolve critical issues.
3. What is the warranty period?
Our standard warranty period is 12 months (1 year). During this time, we provide:
Free technical support.
Replacement parts for manufacturing defects.
Solutions tailored to your specific issue.
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