Special load device for DC welding machine

1、 Product Overview

Special load device for DC welding machineCompliant with JJF1085-2022 DC welding machine welding power calibration specifications, it has a built-in pure resistive load to meet independent control of DC load power; The power input adopts segmented combination control, which can simulate various power loads in any combination, meeting the needs of full load detection of generators. It is a testing tool for measurement calibration and scientific research and development.

2、 Function Introduction:

Special load device for DC welding machineFlexible scalability

The system has flexible scalability, facilitating future station and power increases, and protecting existing investments;

The load box can be used in parallel, with convenient and reliable operation;

Special load device for DC welding machineHighly reliable stability

The internal carrier adopts alloy resistors, which are small in size, have good heat dissipation performance, strong load-bearing capacity, strong impact resistance, and high stability. It can ensure the quality and long-term continuous working performance of the product.

Special load device for DC welding machine*Overload capacity

Load section: The load is a long-term working system that can work continuously for 24 hours.

Within 30 minutes, the load is 1.2 times the load without any damage.

2、 Technical requirements

(1) According to the performance parameter detection requirements, the corresponding power can be controlled and set, and the discharge power can be arbitrarily combined and set.

(2) Detect the working efficiency, maximum output power at full load, and load capacity of the tested equipment within 50KW.

(3)

Load box grading: The specific grading is based on the requirements, and this article defaults to calculating the minimum step size of 10A.

(4) Using an LCD panel can simultaneously display parameters such as voltage, current, and power.

(5) Simulated loads should use components with low temperature drift (temperature coefficient<250ppm), high reliability and accuracy, and loading accuracy that meets the relevant requirements of HB6492;

(6) The power input adopts segmented switch control. The load operates in an energy consuming manner, and the heat dissipation is achieved through forced air cooling.

(7) The fan adopts a large axial flow fan, which has the characteristics of large air volume, good heat dissipation, and low noise,

3、 Technical parameters