Overview

The ABB 1MRK001608‑CAr00 is a serial communication module from ABB’s Relion® family of intelligent electronic devices (IEDs). This module is designed to enable reliable communication between ABB protection relays and supervisory systems, such as SCADA. By supporting SPA, LON, and DNP communication protocols, it ensures compatibility with both ABB proprietary systems and widely-used industry standards.

Typically installed in ABB’s REF, RET, REL, and RED series relays, this module plays a vital role in transmission and distribution substations, providing secure and interference-free data transfer. Its optical glass interface enhances electrical isolation, protecting against electromagnetic interference (EMI), making it highly suitable for harsh utility environments.

Technical Data

Key Features

• Serial Communication Support: Supports SPA, LON, and DNP communication protocols, providing flexibility for various communication needs in substations.

• Optical Glass Interface: The glass optical interface ensures electrical isolation and immunity to electromagnetic interference (EMI), guaranteeing reliable and secure data transfer.

• Compact and Lightweight: With a weight of approximately 0.09 kg, this module features a compact plug-in card design, making it easy to install and integrate into existing systems.

• High EMC Immunity: Designed to operate reliably in noisy environments, it offers high electromagnetic compatibility (EMC), which is essential for industrial and utility settings.

• Seamless Integration: It integrates seamlessly with ABB’s Relion® protection relays, enabling digital substation applications and ensuring compatibility with IEC 61850 communication standards.

Typical Applications

• Digital Substations: Used for establishing serial communication links in IEC 61850-based digital substations, enabling modern communication architectures.

• Transmission and Distribution Networks: Provides communication between ABB relays and SCADA systems, facilitating remote monitoring and control in power distribution networks.

• Industrial Substations: Reliable relay communication for heavy industrial substations, ensuring continuous protection and control.

• Retrofit Projects: Ideal for upgrading legacy systems, the module replaces outdated communication modules with modern ABB solutions that support advanced communication protocols.

FAQ

Q1: What is the ABB 1MRK001608‑CAr00 used for?
A1: It is a serial communication module used in ABB Relion® relays, supporting SPA, LON, and DNP communication protocols for connecting relays with supervisory control systems like SCADA.

Q2: Which ABB devices use this module?
A2: It is typically installed in ABB’s REF, RET, REL, and RED series relays.

Q3: Why does it use an optical interface?
A3: The glass optical interface provides electrical isolation and ensures immunity to electromagnetic interference (EMI), offering a more reliable communication channel, especially in harsh utility environments.

Q5: Is it suitable for harsh environments?
A5: Yes, it operates reliably in harsh environments with a wide operating temperature range of –25 °C to +70 °C and complies with IEC 60255 standards for electromagnetic compatibility.