Article List
- [Countdown] Only 1 Week to Middle East Energy 2026 Dubai: Visit Chongqing Gold at Booth Z3.A03!Exhibition Name: Middle East Energy 2026. Address: Dubai World Trade Centre, Dubai,UAE. Exhibition Time: September 1-3,2026. Booth No.: Z3.A03. Company Name: CHONGQING GOLD MECHANICAL & ELECTRICAL EQUIPMENT CO.,LTD. Contact Person: ChristineCompany News August 25, 2026
- AC Resonance Test System Configuration: Step-by-Step Field GuideTechnicians with experience in high-voltage field commissioning have often encountered this challenging scenario: the team arrives at the work site, the power outage window is limited, and they are preparing to conduct AC withstand voltage tests on XLPE cables and GIS equipment, but the reactive powHot Product Promotion August 19, 2026
- CHONGQING GOLD Participates in Middle East Energy(MEE) 2026 in DubaiChongqing Gold Mechanical & Electrical Equipment Co.,Ltd is pleased to announce its participation in Middle East Energy (MEE)2026, the largest Electrical, Electronics, and Energy exhibitionin the Middle East region. The event will take place from September 1–3, 2026, at the Dubai World Trade Centre.Company News August 13, 2026
- Why Does Contact Resistance Change with Test Duration?Loop resistance testing is the most basic and easily underestimated item in the preventive testing of high-voltage circuit breakers. Many field personnel are accustomed to simply connecting the test clamp, pressing the start button, reading the data, recording it, and calling it a day—this process iHot Product Promotion August 12, 2026
- How To Slash Transformer Maintenance Downtime Safely: The Power of 3-Phase Testing And Auto-DemagnetizationEngineers who have worked in substations know that there is no room for negotiation regarding outage windows. For industrial users, every hour of extended outage time can easily result in tens of thousands of dollars in lost energy. Beyond the direct economic impact, the logistical pressure of reschIndustry News August 05, 2026
- AC Hipot Tester Capacity: How to Calculate kVA Matrix & Avoid OverpayingHow to select the capacity of a power frequency withstand voltage test device? This article analyzes the kVA calculation formula under the IEC/IEEE standard, provides a quick reference table for capacity selection of test objects such as 10kV to 110kV cables and transformers, and compares and analyzes the overseas 60Hz and domestic 50Hz environments to help you accurately match equipment, avoid blindly leaving margins, and truly save on procurement costs.Industry News July 30, 2026
- Circuit Breaker Test, CT Calibration & Heat Run – SLQ Series High Current InjectorHigh-current testing is no longer simply a matter of "big enough."Many people on the front lines of power commissioning hold a long-standing misconception: that as long as a high-current generator's output current value meets the standard, it can successfully complete on-site testing and pass projecIndustry News July 22, 2026
- CT/PT Testing of Modern Data Centers And New Energy Stations: How Can Low-voltage Frequency Conversion Method Solve Practical Problems on Site?Nowadays, the newly built AI computing power data center distribution rooms and integrated photovoltaic and energy storage stations generally suffer from the problem of dense equipment layout. The cabinet is packed with various protective relays and intelligent acquisition terminals, but periodic peIndustry News July 14, 2026
- Ultimate Guide To VLF Ultra-Low Frequency Withstand Voltage Testing: Principles, Standards, And Equipment SelectionInsulation withstand voltage testing is the core of preventative testing for medium and high voltage power equipment such as XLPE cables, generators, and large motors. Traditional 50Hz power frequency withstand voltage testing requires a large capacitive load, resulting in bulky equipment; while DCIndustry News July 07, 2026
- Is There A Total False Alarm in Circuit Breaker Testing? How To Block Data Bias From The Source with GDGK-307When testing circuit breakers on site, the biggest fear is not discovering faults, but rather the instrument itself falsely reporting military information. Although the switch action is normal, the instrument reports exceeding the travel limit and non compliant synchronicity; Or the detected objectIndustry News June 30, 2026