Product Introduction

The HCGKC-HA High-Voltage Switch Mechanical Characteristics Tester is a high-precision, integrated device designed for the detection and analysis of circuit breaker mechanical characteristics in the era of smart grids. It consolidates all the functions required for high-voltage switch testing, aiming to address core pain points in power operation and maintenance—specifically, the difficulty in assessing switchgear status, the complexity of testing procedures, and the fragmentation of data management. It serves as a professional tool indispensable for safeguarding grid security and enhancing maintenance efficiency.

The LDGKC-HA High-Voltage Switch Mechanical Characteristics Tester strictly adheres to the national standard GB1984-2014 (*High-Voltage AC Circuit Breakers*) and the power industry standard DL/T846.3-2017. Its core design is engineered to provide a one-stop solution—ranging from basic parameter measurement to in-depth status diagnostics—for a comprehensive range of high-voltage circuit breakers, including those utilizing minimal oil, bulk oil, vacuum, and SF6 technologies. Thanks to its embedded intelligent platform, 9-inch industrial-grade touchscreen, and intuitive operational logic, even complex tasks—such as reclosing sequence analysis or low-voltage operation tests—can be executed with ease directly in the field.

Furthermore, the LDGKC-HA High-Voltage Switch Mechanical Characteristics Tester transcends the limitations of traditional testing devices by deeply integrating IoT and data intelligence technologies. It supports Bluetooth 5.0 wireless communication and enables the seamless uploading of test data—via RS232/485 or network interfaces—to the State Grid Corporation's unified platform (in compliance with the Q/GDW-12482.5-2024 protocol) or to an enterprise's own MES/ERP systems. When combined with optional BeiDou positioning and temperature/humidity sensing modules, every test generates a complete data package embedded with spatiotemporal and environmental tags, thereby establishing a solid data foundation for equipment lifecycle management, condition-based maintenance, and big data analytics.

From routine tests—such as closing/opening characteristics and mechanical endurance trials—to specialized tasks like reclosing process analysis and low-voltage reliability verification, the LDGKC-HA High-Voltage Switch Mechanical Characteristics Tester performs every assignment with exceptional precision and stability. It serves not only as a reliable "diagnostic expert" for field engineers but also as a "data bridge" connecting field operations with intelligent maintenance management, standing as an indispensable piece of key equipment for power systems striving to achieve intelligent and refined switchgear operation and maintenance. Product Aliases: High-Voltage Switch Mechanical Characteristics Tester, Circuit Breaker Mechanical Characteristics Tester, High-Voltage Switch Dynamic Characteristics Tester, Circuit Breaker Dynamic Characteristics Tester, High-Voltage Switch Characteristics Tester, Circuit Breaker Characteristics Tester, High-Voltage Switch Comprehensive Characteristics Tester, High-Voltage Switch Timing Characteristics Tester, High-Voltage Switch Parameter Tester

Technical Parameters

Product Features

1. Touchscreen Operation and High-Performance Hardware

◆ Equipped with a 9-inch color touchscreen supporting both Chinese and English input; the intuitive user interface allows for complete configuration and testing without the need for an external mouse.

◆ Features an embedded Cortex-A8 industrial PC with a 1GHz main frequency and 1GB of flash memory, enabling a boot-up time of just 16 seconds.

◆ Includes a built-in high-speed thermal printer, supporting the instant on-site printing of test data.

2. Comprehensive Testing Function Modules

◆ Closing and Opening Tests: Supports various operation sequences—such as single close, single open, close-open, open-close, and open-close-open—while comprehensively measuring parameters including timing, synchronicity, and contact bounce.

◆ Reclosing Tests: Allows for the configuration of reclosing time parameters to simulate actual operational reclosing processes, testing metrics such as the "golden short" duration and current-free interval.

◆ Low-Voltage Tests: Features a built-in adjustable DC power supply capable of performing low-voltage operation tests on circuit breakers to verify the operational reliability of the trip and close coils.

◆ Burn-in Tests: Supports short-duration repetitive operation tests (up to 50 cycles per run) to verify the mechanical stability of the switchgear (Note: This device is not intended for continuous aging/endurance testing).

3. Flexible Power Supply and Triggering Methods

◆ Includes a built-in adjustable DC power supply (DC 6–270V, 20A), suitable for operating the majority of circuit breakers.

◆ Supports three triggering modes—internal, external, and manual—to accommodate various switchgear types (e.g., permanent magnet switches, AC-operated switches).

◆ Provides a dedicated energy-storage power output specifically designed for circuit breaker energy-storage motors.

4. Multi-Sensor Support

◆ Comes standard with linear, rotary, and universal sensors, with an optional laser sensor available.

◆ Supports multiple mounting methods, making it compatible with various switchgear structures (e.g., VS1, VD4, SF6 types).

◆ Sensor lengths are fully customizable to accommodate measurement ranges spanning from 25 mm to 1000 mm.

5. Intelligent Communication and Data Connectivity

◆ Supports multiple communication interfaces—including Bluetooth 5.0, RS232, and RS485—to facilitate convenient wireless data transmission. ◆ Supports data upload to the State Grid platform in accordance with State Grid communication specifications (Q/GDW-12482.5-2024), with optional support for BeiDou positioning and temperature/humidity sensors.

◆ Customizable data upload capabilities allow for integration with enterprise management systems (such as MES and ERP), enabling seamless data exchange between test results and O&M platforms.

◆ Equipped with a USB interface to facilitate data export via USB flash drive, simplifying subsequent analysis and archiving.

6. High Precision and Strong Anti-Interference Capabilities

◆ Time measurement resolution reaches 0.01 ms, and velocity measurement accuracy is ±0.1 m/s.

◆ Features built-in anti-interference circuitry, making it suitable for operation in strong electromagnetic environments, such as 500 kV substations.

7. Wide Applicability

◆ Compatible with all domestic and international models of SF6 circuit breakers, GIS switchgear, vacuum circuit breakers, oil circuit breakers, and similar equipment.

◆ Supports testing of disconnectors and features extended data acquisition capabilities (up to 200 seconds).

8. Safe and Reliable Design

◆ Incorporates robust safety mechanisms, including short-circuit protection, overload alarms, and power supply conflict prevention.

◆ Features a rugged structural design capable of operating in ambient temperatures ranging from -20°C to +50°C, making it suitable for outdoor use.