ABB REF542plus 2RCA029395 Feeder Terminal
The ABB REF542plus (part number 2RCA029395) is a multifunctional feeder terminal designed for medium-voltage switchgear applications and substation automation systems. It integrates protection, control, measurement, and communication capabilities into a single unit, supporting communication protocols such as IEC 61850, Modbus TCP, and Profibus DP for seamless integration into modern SCADA networks.
Modular Architecture and Protection Functions
The terminal features a modular architecture that supports flexible I/O configurations and hot-swappable modules to adapt to various feeder and motor protection requirements. It executes advanced protection functions—including overcurrent, earth fault, and motor protection—to ensure rapid fault detection and system stability across utility and industrial distribution networks.
Local Interface and Physical Specifications
Equipped with a graphical LCD interface with a backlight for intuitive local control, event logging, and diagnostics, the device offers IP54 front protection and robust internal shielding. Operating on 110 to 230 V AC/DC across a temperature range of -25°C to +70°C, the unit measures 54 × 119 × 96 mm and has a net weight of 5.0 kg.
Technical Specification
| Parameter | Specification |
|---|---|
| Model | REF542plus |
| Brand | ABB |
| Part Number | 2RCA029395 |
| Product Type | Feeder Terminal / Protection Relay |
| Operating Voltage | 110–230 V AC/DC |
| Communication Protocols | IEC 61850, Modbus TCP, Profibus DP |
| Display | Graphical LCD with backlight |
| Front Protection Rating | IP54 |
| Operating Temperature | -25°C to +70°C |
| Dimensions (W × H × D) | 54 × 119 × 96 mm |
| Net Weight | 5.0 kg |
Frequently Asked Questions
Q: What voltage range does the ABB REF542plus 2RCA029395 terminal support? A: It operates on an auxiliary voltage range of 110 to 230 V AC/DC.
Q: Which communication protocols are supported for network integration? A: It supports IEC 61850, Modbus TCP, and Profibus DP communication protocols.
Q: Does the unit provide motor protection functions? A: Yes, it includes comprehensive motor protection functions alongside standard feeder protection capabilities.
| Quick Quotes | Receive price & availability FAST from our dedicated customer service team. |
|---|---|
| Delivery | Expedited, Freight, And International Shipping Available. |
| Condition | 100% New with Original Package |
| Payment | We accept American Express, Discover, MasterCard, PayPal, and Visa. Our site is secured by RapidSSL. |
| Shipping Port | ShangHai, Xiamen |
| Warranty | 12 Months |
| Q: Is Our Pricing Competitive? |
| A: Yes, we collaborate with over 50 countries worldwide. As a top supplier in China, we offer significant discounts based on market trends. |
| Q: What Is the Warranty Period? |
| A: All our new and original products come with a standard one-year warranty. |
| Q: What Payment Methods Do We Accept? |
| A: We require 100% T/T (Telegraphic Transfer) payment before shipping. For items with a lead time, a 30% deposit is needed upfront, and the remaining 70% is due before shipping. If you have a representative in China, you can arrange an RMB transfer through them. |
| Q: What Shipping Methods Do We Use? |
| A: We primarily use FedEx, DHL, UPS, and BRE for shipping. If you have an account with any of these carriers, you can handle shipping directly. We also offer free shipping to China-based freight forwarders. |
| Q: What Is Our Delivery Time? |
| A: Delivery usually takes 1-3 days after receiving the initial payment. For items with a lead time, shipping will occur according to the specified schedule. |
| Q: How Do We Package the Goods? |
| A: We ensure safe packaging with multiple layers of protection. Products are first placed in their original boxes and sealed with labels. A layer of bubble wrap is then added for collision protection during transit. Finally, the items are packed securely in durable boxes. |
| Q: How Can Customers Contact Us and Request a Quote? |
| A: You can reach out to us via email, WhatsApp, WeChat, Skype, or your preferred communication platform. Contact us with your needs, and we'll provide a prompt, customized quote. |
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