Voltage Transformer Multiplier Frequency AC Withstand Voltage Test Instrument - Yangzhou Darui
Darui Electric recommends
Product Features
The voltage transformer multiplier frequency ACwithstand voltage test instrumentcan be configured with oil-immersed, dry-type, or SF6 gas-type test transformers according to user requirements.
High-voltage, high-current, low-voltage current, and time: 4 measurement methods.
Manual operation mode improves product safety and reliability.
Real-time display of high voltage, high current, low voltage current, and time, with clear and intuitive display.
Features zero position indication, power indication, working indication, timing indication, safety emergency button, etc.
Comprehensive overcurrent protection, zero-position start protection, audible and visual language alarm reminder, power protection switch, and other functions.
Adopts a new type of time relay, with a wider timing range (1S to 99H).
Adopts a new type of current relay, more accurate and reliable, ensuring personal and equipment safety.
For test capacity above 5kVA, a mobile control box is used.
For test capacity of 20kVA (inclusive) and above, a mobile control console is used.
Supports AC/DC dual-use function, with switchable AC/DC display. (Optional)
Equipped with cascade transformers and dual high-voltage transformers to achieve withstand voltage tests at different voltage levels. (Optional)
Customizable voltage fine-tuning function for precise voltage and current regulation in transformer calibration systems. (Optional)
Applicable Standards
DL/T 848.2-2004 "General Technical Conditions for High Voltage Test Devices Part 2: Power Frequency High Voltage Test Devices"
DL/T 474.4-2006 "Guide for Field Insulation Tests Part 4: AC Withstand Voltage Test"
DL/T 596-2005 "Preventive Test Regulations for Electric Power Equipment"
GB1094.1-GB1094.6-96 "Degrees of Protection Provided by Enclosures"
GB2900 "Electrotechnical Terminology"
GB/T16927.1~2-1997 "High-Voltage Test Techniques"
GB4793-1984 "Safety Requirements for Electronic Measuring Instruments"
GB191 "Packaging, Storage and Transportation Marking"
GB/T.311-1997 "Insulation and Coordination of High Voltage Transmission and Transformation Equipment"
Equivalent or alternative product names:
Digital display withstand voltage device, withstand voltage test device, high voltage test device, manual control box, operation console, withstand voltage control box, withstand voltage device, overvoltage device, power frequency withstand voltage test, power frequency withstand voltage test device, digital withstand voltage test device, program-controlled insulation withstand voltage device, test transformer, withstand voltage machine, automatic power frequency withstand voltage control (box) console, power frequency withstand voltage control console, automatic power frequency withstand voltage control box, power frequency withstand voltage control box
Note: The above information and technical parameters are compiled and released by Yangzhou Darui Electric Co., Ltd.
