Top High and Low Voltage Switchgear Power Test Bench Manufacturers and Suppliers in China

High and Low Voltage Switchgear Power Test Bench

At DEMIKS, we ensure that the test benches are configured for accurate testing of the switchgear power systems. With the latest technology and high-quality workmanship, trust DEMIKS with all of your power testing requirements. Give us a call today to talk about what we can do to improve your testing procedures and tell you about the products we offer.

DDY-318 Switch Operating Power Supply

Safe and Autonomous Functioning: Provides safe, autonomous testing of high-voltage switches, safeguarding the on-site DC system and equipment.
Dependable and Consistent Operation: Provides isolated input and output functions with stable low ripple DC performance and dependable, constant work.
Integrated Protection Features: Equipped with overcurrent and overvoltage protection which enhances safety.
Easy To Use Features: Stylish, compact design along with simple wiring and operational setup gives ease of utilization.

Parameter Name	Parameter Value
Ambient temperature	-10～50℃
Ambient humidity	≤75%RH
Input power supply	AC220V±10%
DC output	Continuously adjustable from 20 to 270V, 10A
Instantaneous operation	15A
Ripple coefficient	＜3％
Voltage stability	＜3％
Dimensions and weight	280×210×190 (mm), 2kg

DGK-313A

Versatile Power Supply Integration: The DGK-313A test bench incorporates multiple AC and DC power supplies which offer complete power-on diagnostic verification for high and low voltage switchgear.
Enhanced Testing Efficiency: Test switchgear with more efficiency as processes have been put in place for easier and faster detection.
Optimal Readability with Aesthetics: The test bench is easy to move, has universal wheels on the base, and is visually striking.
User-Friendly Features: A winding reel for practical site testing as well as digital display volt meters and ammeters which provide simple, effortless, and accurate readings.

Parameter Name	Parameter Details
Total Input Power Supply	Three-phase four-wire AC 380V N
Output Voltage and Current	(1) One set of three-phase AC 380V
	(2) One set of three-phase AC 100V
	(3) One set of single-phase AC 220V
	(4) One set of three-phase AC 0-380V
	(5) One set of two-phase AC 0-380V
	(6) One set of three-phase AC 0-10A
	(7) One set of DC 24V, 48V, 110V, 220V
	(8) One set of DC 0-300V

DGK-313B

Comprehensive Power Supply Integration: For the DGK-313B test bench, different types of AC and DC power supplies have been integrated to enable effective and dependable power-on tests for high and low voltage switchgear.
Increased Productivity In Testing: It allows for efficient switchgear inspection courtesy of a wire-winding reel for easy on-site testing, as well as adjustable three-phase AC voltage in excess of 430 volts.
Controlled and Convenient Operations: Operation is simplified because of high-precision electronic display voltmeters and ammeters, which ensure accuracy in reading.

Parameter Name	Parameter Details
Total Input Power Supply	Three - phase four - wire AC 380V N
Output Voltage and Current	(1) One set of three - phase AC 380V
	(2) One set of three - phase AC 100V
	(3) One set of single - phase AC 220V
	(4) One set of three - phase AC 0 - 750V (adjustable)
	(5) One set of two - phase AC 0 - 380V
	(6) One set of three - phase AC 0 - 10A
	(7) One set of DC 24V, 48V, 110V, 220V
	(8) One set of DC 0 - 300V

DGK-313D

All-In-One Power Supply: It combines several sources of A.C. and D.C. Power supply, thus it can accommodate numerous testing standards.
Post Assembly Testing Safeguards: Enables thorough test of the switchgear so as to ensure dependability of the unit prior to factory exit.
Independent Circuit Control: Each circuit has an individual control switch to provide accurate power control.
Goals of the Test Bench: The purpose of DGK-313D High and Low Voltage Switchgear Power Test Bench is to enable manufacturers to carry out power-on tests on high and low voltage switchgear prior to factory shipment.

Total Input Power Supply	Three-phase four-wire AC 380V±10%, 50Hz±5%	number of groups
Fixed AC 380V	AC Three-phase 380V	one
	Single - phase AC with a fixed value of 220V, in the form of a socket	one
Single - phase AC adjustable value output	Single-phase AC 0 - 250V	one
Three - phase AC adjustable value output	Three - phase AC 0 - 400V	one
AC adjustable value output	AC three - phase capacitive 0 - 20A, current leading voltage by 90°.	one
	AC three - phase resistive 0 - 20A, current and voltage in the same phase.	one
	AC three-phase inductive 0 - 20A, current lags behind the voltage by 90°.	one
DC adjustable value output	DC 0~250V	one

DGZ-312

Comprehensive Testing Capabilities: A device combines power-on testing, mechanical testing, and contact resistance testing for the high-voltage switch performance evaluation.
Efficient One-Time Wiring: Three-in-one testing with single wiring and common cable brings efficiency by eliminating the need for rewiring.
Advanced Communication and Data Integration: Data capturing is made more accessible using RS-232, Bluetooth, or WiFi. Seamless integration into MES systems is also possible.
Customizable High and Low Voltage Testing: Allows setting the AC/DC voltage level from 12V to 220V with other conditions and the control in percentage value relative to the set value, with high precision.

Parameter Name	Parameter Details
Input Voltage	AC 220 V±10% 50Hz±10%
Output Voltage	DC 0~300V
Input Current	16A
Output Current	DC 20A (Instantaneous)
Timing Range	20000ms
Ambient Conditions	Temperature: -10℃ to 40℃; Humidity: ≤80%RH; Atmospheric Pressure: 86～106kpa
Safety Standards	Insulation Resistance: > 2MΩ; Dielectric Strength: 1.5kV for 1 minute without arcing

DMH-315A Switch Running-in Test System

Primary Function: This system focuses on the precision mechanical operation tests aimed at the high-voltage switches ensuring effective and precise testing methodologies.
Control and Signal Isolation Are Sophisticated: Controls are executed at the relay level with a microcomputer for control and a further optocoupler input/output signal isolation subdivision, allowing for greater precision and safety during testing phases.
Unmatched Features and Performance: It possesses unmatched functionality, accuracy, reliability, anti-interference characteristics, and service life, thereby providing strong value in a rigorous testing environment.

Parameter Name	Parameter Details
Power supply used	AC 220V±10% 50HZ
Operating environment	Temperature: 0 - 50℃; Relative humidity: < 90%
Output voltage	Alternating current: 220V, 5A; Direct current: 220V, 5A

DTC-305（customized）

Wide Applicability and Efficiency： Due to the broad scope this system offers, all testing tasks can be carried out with one single connection; therefore, this system is appropriate for the inspection of high-voltage switches.
Data Integration and Storage： Test Results can be directly teleloaded into the MES for retrieval, storage, and printing, thus managing data in an efficient manner with optimal data tracking capabilities.
User-Friendly Interface： System operation becomes easy and convenient because it comes with a colored touch screen, graphical interface, and Chinese menus enabling even an untrained user to use the system effortlessly.

DTC-305（customized）-1

DTC-305（customized）-2

DTC-305（customized）-3

DTC-305（customized）-4

Parameter Name	Input Voltage	Output Voltage	Input Current	Output Current	Current Range	Current Resolution
Parameter Details	AC 220 V±10% 50Hz±10%	DC 0~300V	16A	DC 20A (Instantaneous)	20A	0.01A
Timing Range	Ambient Temperature	Humidity	Atmospheric Pressure	Insulation Resistance	Dielectric Strength
20000ms	-10℃ to 40℃	≤80%RH	86～106kpa	> 2MΩ	Power supply to the machine case withstands 1.5kV at power frequency for 1 minute without flashover and arcing

Understanding High Voltage Switchgear: Testing、Maintenance、and Safety

High-voltage switchgear serves as a central component in managing and safeguarding the electrical systems of a facility since it determines how safely and reliably power is distributed. Regular maintenance and testing is vital in protecting personnel and the equipment from potential dangerous malfunctions, ensuring maximum operational lifetime.