Product Description

The ABB RET615C_E (part number HCTJBABAABC2DNN11E) is a transformer protection and control relay from the ABB Relion® family. Specifically engineered for medium-voltage transformers, this compact and withdrawable unit integrates protection, control, and monitoring into a single device.

With advanced features such as differential, overcurrent, earth fault, and thermal overload protection, the RET615C_E ensures reliable asset protection and uninterrupted operation. It also supports multiple industry-standard communication protocols, allowing seamless integration into substation automation and SCADA systems. Its robust construction and comprehensive functionality make it ideal for demanding industrial and utility environments.

Technical Specifications

• Manufacturer: ABB

• Model: RET615C_E

• Part Number: HCTJBABAABC2DNN11E

• Product Type: Transformer Protection & Control Relay

• Dimensions (W × H × D): 177 × 177 × 153 mm

• Weight: ~3.5 kg

• Rated Voltage: 100–240 VAC or 110–250 VDC

• Rated Frequency: 50/60 Hz

• Power Consumption: ≤ 20 W (normal operation)

• Protection Functions: Differential, Overcurrent, Earth Fault, Thermal Overload

• Communication Protocols: IEC 61850, Modbus, DNP3, IEC 60870-5-103

• Interfaces: Ethernet (RJ45), Serial (RS-485)

• Mounting Type: Flush or rack mount

• Ingress Protection: IP54 (front), IP20 (rear)