Description
ABB DSSR122-48990001-NK: Advanced Industrial Control Relay for Automation Systems
The ABB DSSR122-48990001-NK is a compact yet powerful industrial control relay designed to meet the demands of modern automation systems. Whether you’re managing motor controls, HVAC systems, or process automation, this relay provides reliable switching performance and seamless integration into your existing infrastructure.
Key Features
- High Switching Capacity: Capable of handling up to 10A at 250V AC, making it ideal for heavy-duty applications where reliability is critical.
- Modular Design: The compact form factor allows for easy installation in tight spaces, reducing cabinet clutter and simplifying wiring.
- Wide Input Voltage Range: Supports 24V DC to 230V AC, ensuring compatibility with a variety of power sources across different regions.
- Plug-and-Play Functionality: Pre-configured terminals and standardized DIN rail mounting make setup straightforward, even for less experienced technicians.
- LED Status Indicators: Integrated LEDs provide real-time feedback on relay status, helping troubleshoot issues quickly.
Technical Specifications
| Specification | Details |
|---|---|
| Brand/Model | ABB DSSR122-48990001-NK |
| HS Code | 85364100 |
| Power Requirements | 24V DC – 230V AC |
| Dimensions & Weight | 90mm x 75mm x 60mm, 0.3kg |
| Operating Temperature | -25°C to +70°C |
| Signal Input/Output Types | Digital Inputs, Relay Outputs |
| Communication Interfaces | None (Hardwired) |
| Installation Method | DIN Rail Mounting |
Application Fields
This relay is widely used in industries such as manufacturing, energy distribution, and building automation. For example, it’s often deployed in conveyor belt systems to ensure precise motor control or in HVAC setups to manage temperature regulation circuits. One thing I appreciate is how well it performs in environments with fluctuating voltages—something that seems to be common in older facilities.
Advantages & Value
From my experience, customers choose the DSSR122-48990001-NK not just because of its robust design but also due to its cost-effectiveness. It typically reduces downtime thanks to its durable components, which translates into long-term savings. Additionally, ABB’s reputation for excellent technical support means you won’t be left hanging if something goes wrong during implementation.
Installation & Maintenance
For optimal performance, install the relay in an enclosure that meets IP20 standards or higher, ensuring proper ventilation to prevent overheating. Wiring should comply with local electrical codes, and we recommend using copper conductors only. Routine maintenance includes checking terminal tightness every six months and cleaning dust from the unit periodically. Firmware isn’t applicable here since it’s a purely mechanical device, but recalibration might be necessary after prolonged use in high-vibration settings.
Quality & Certifications
The ABB DSSR122-48990001-NK comes with CE and UL certifications, guaranteeing compliance with international safety standards. RoHS certification ensures it’s free from hazardous substances, while ISO 9001 certification reflects ABB’s commitment to quality manufacturing processes. The standard warranty period is 365 days, though extended coverage options are available upon request.
Order Placement Process: Delivery times vary depending on stock availability—one week for in-stock items and no more than one month for special orders. Payment terms require a 50% advance, with the balance due before shipment. We offer express delivery via FedEx, UPS, or DHL to ensure timely arrival.






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