Top Secondary Withstand Voltage Tester Manufacturers and Suppliers in China

Secondary Withstand Voltage Tester

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DSY-310A

Designed for Professional Testing Applications: This device is applicable for low voltage insulation resistance tests; therefore, it is of great importance in the production of low voltage switchgear, the power electronics industry, and in the testing of insulation materials.
Accurate Measurement with Digital Display: The device’s display is digital and therefore shows the output voltage, the current, the period of time, and other parameters with great precision.
Custom Automated Test Sequences: The withstand voltage time can be designed as the user wishes, thus providing configurable options for flexible testing parameters. At the end of the preset duration, the instrument issues an automatic alarm, which simplifies the testing procedure.

Specification	Details
Output Test Voltage Range & Accuracy	AC: 0 - 5000V ±5% (±2 digits)
Current Test Range & Accuracy	2mA range: 0.030 - 1.999mA ±5% (±2 digits) 20mA range: 2.00mA - 19.99mA ±5% (±2 digits)
Alarm & Timing Accuracy	Current Preset Range: 0.03 - 19.99mA Alarm Accuracy: ±5% (±2 digits) Timing Time Range: 1 - 99 seconds ±5% or manual operation
Build Specifications	Transformer Capacity: 500VA Output Voltage Waveform: 50Hz sine wave Volume: 320×180×550 mm Weight (Net): 10kg
Power Supply	AC 220V ±10%; Frequency 50Hz ±2Hz

DSY-310B/DC

Alarm Functions：The instrument is able to give an adequate safety warning by notifying users when certain limits are passed.
Adjustable Test Timing: The user will automatically be notified of when the set time is complete with an alarm which will streamline the process.
Easy to Use: With its optimized work processes, maintenance tasks, and operations, this device is usable in different fields, which makes it practical.
Strong and Portable Attribute: Meant to last long, the instrument’s case, which is both robust and sleek, is simple to carry.

Specification	Details
Output Test Voltage Range	AC/DC: 0 - 5000V ±5% (±2 digits)
Current Test Ranges	Three ranges (AC/DC): 2mA range (0.030 - 1.999mA ±5%), 20mA range (2.00 - 19.99mA ±5%), 200mA range (20.0 - 199.9mA ±5%)
Timing Range & Accuracy	1 - 99 seconds ±5%, with manual testing option
Output Waveform & Power	50Hz sine wave; Transformer capacity: 2000VA; Power supply: AC 220V±10%, 50Hz±2Hz
Physical Dimensions	Size: 430×260×350 mm; Weight (Net): 25kg

DSY-310B（AC 5kV 200mA)

Accurate Digital Display: With the instrument's digitized displays for output voltage, current, and time, he data provides a refreshed display for real-time data cut off, which adds greater guarantee to the trustworthiness of the tests conducted.
Customizable Timing and Alarm System: The duration of the tests can be controlled within defined limits, and an alarm may be set to go off at specified times.
Rugged and Mobile Design: Not only does the instrument possess a sleek aesthetic appeal but also features a ruggedized durable housing that is able to b withstand harsh environments. Furthermore, its lightweight construction makes it easy to move.

Output Test Voltage Range and Accuracy	AC: 0 - 5000V ±5% (±2 digits)
Current Test Range and Accuracy	AC with two ranges: 2mA range: Test range: 0.030 - 1.999mA ±5% (±2 digits) 20mA range: Test range: 2.00mA - 19.99mA ±5% (±2 digits)
Current Preset Range and Alarm Accuracy	Current Preset Range: 0.03mA - 19.99mAAlarm Accuracy: ±5% (±2 digits)
Transformer Capacity	500VA
Output Test Voltage Waveform	50Hz sine wave
Timing Time Range and Accuracy	1 - 99 seconds ±5%, can also be manually tested
Volume	320×180×550 (mm)
Weight (Net)	10kg
Power Supply	AC: 220V±10%; 50Hz±2Hz

DSY-310D

Appropriate Uses in Various Fields: Primary equipment of power plants, factories, railways, and switch manufacturers, making it highly reliable in challenging industries.
High Dependability: Operating continuously under different conditions requires safety and consistency as construction builds reliability later in critical operations.
Strong and Durable: For prolonged use and reliability, this equipment’s robust build and professional-grade, attractive structure, combining strength with functional design, ensure it is reliable.
Lightweight for Easy Movement: These tools assist during maintenance interface since they are compact, while the off-site tasks are made efficient, as well as electrical work, even within difficult settings.

Specification/Feature	Details
Power Supply Voltage	AC 220V
Capacity	0-2 KVA
Output Voltage	0-5 KV
Voltage Accuracy	±0.5%
Current Accuracy	±0.5%
Display Mode	7-inch true color high-definition digital screen
Touch Control Mode	Resistive touch provides greater precision
Operation Mode	Automatic, Manual
Data Saving	60 groups
Code	Multi-level permission settings
Multi-Level Protection	Input voltage protection
	Output voltage protection
	High voltage protection
	High voltage current protection
	High voltage overvoltage protection
	High voltage flashover protection
Customization Options	Custom products with different specifications and functions are available upon request.

DSY-313

User-Friendly Design: The control box is designed for ease of use, which increases convenience and reduces maintenance.
Durable and Reliable Performance: Combining aesthetics with utility, the control box provides dependably safe performance while enhancing operational safety. It combines strength and beauty to withstand prolonged exposure to harsh conditions.
Highly Portable Construction: The practical construction of the control box makes it easy to carry around, increasing its value in various operational contexts.
Power Management: This piece of equipment is critically useful to power supply companies, big power consumers like factories, metallurgical industry, power plants, railway systems, and other fields that require optimal power maintenance functions.

Parameter	Specification
Power supply voltage	AC 220V
Capacity	0-5KVA
Output voltage	0-250V
Voltage accuracy	±0.5%
Current accuracy	±0.5%
Display mode	7-inch true color high-definition digital screen
Touch control mode	Resistive touch provides greater precision.
Operation mode	Automatic, Manual
Data saving	60 groups
Code	Multi-level permission settings
Multi-level protection	Ensures safer use:
	- Input voltage protection
	- Output voltage protection
	- High voltage protection
	- High voltage current protection
	- High voltage overvoltage protection
	- High voltage flashover protection

Understanding the Voltage Withstand Test: A Comprehensive Guide

Applying high voltage to dielectric insulating materials to confirm safety and electrical insulation effectiveness of equipment is called as ‘Voltage Withstand Testing’. This report describes the key aspects of the test, its principles, methodologies, applications, types, equipment, and how results should be measured and recorded as well as the protocols that should be followed.