Description
The 500A SSR Solid State Relay is a high performance DC to DC (DC-DC) relay designed for high current applications. With an input control voltage range of 3-32V DC, it is capable of handling output currents up to 500 amps, ensuring stable operation in high-power load environments. The solid state relay features a mechanical contactless design for high reliability and durability, as well as a fast response time that enables switching operations to be completed in milliseconds.
The solid state relay’s strong anti-interference capability makes it suitable for a wide range of industrial automation equipment and applications that require high anti-interference capability. In addition, the 500A SSR is equipped with an advanced thermal design that effectively manages the heat generated during high-current operation, ensuring that the device operates within a safe temperature range. Its built-in overcurrent protection and overheat protection further enhance the safety and reliability of the product.
Features
- High current capacity
- DC-DC control
- No mechanical contacts
- Fast response
- Low noise
- Strong anti-interference ability
- Heat dissipation design
- Over-current protection, overheating protection
Specification
| Model | ATO-SSR-DD500A | |
| Input | Control voltage range | 3-32V DC |
| Max. input current | 18mA | |
| Must operate voltage | 3V DC | |
| Must release voltage | 2V DC | |
| Output | Load voltage | 75V DC |
| Load current | 500A | |
| Maximum off-state leakage current | 2mA | |
| Maximum on-state voltage drop | ≤0.05V | |
| General | Type | DC to DC |
| Dimension L – W – H (mm) | 105×74×53 | |
| Dielectric strength | 2500V | |
| Operational temperature | -20℃~ 80℃ | |
| Certification | CE | |
| Weight | 1.5kg |
Dimensions (Unit: mm)
500A solid state relay (SSR)
Heat sink
Wiring diagram
Tips: Function of SSR
A Solid State Relay (SSR) functions as an electronic switch that uses semiconductor components to control the flow of electrical current. Unlike traditional electromechanical relays, SSRs have no moving parts. When a small control voltage is applied to the input, the semiconductor components (such as thyristors, triacs, or transistors) are activated, allowing the current to flow through the output circuit. This results in fast, reliable, and silent switching.
Solid state relays are commonly used in applications where high durability and performance are essential. These include industrial automation, heating control, motor control, and lighting systems. Their ability to handle high-frequency switching without mechanical wear, along with resistance to shock and vibration, makes them ideal for demanding and harsh environments. SSRs also offer advantages such as compact size, no sparking, and low control power requirements, making them suitable for a wide range of modern electrical and electronic applications.
Reviews
There are no reviews yet.