ABB+REF543KB127AAAA

Description

The ABB REF543KB is a motor protection and control relay designed for industrial applications.

**Product Name:**

ABB REF543KB

**Product Description:**

The ABB REF543KB is a comprehensive motor protection and control relay designed to safeguard motors and associated equipment in industrial environments. It provides advanced protection features and control functions to ensure reliable operation and prevent damage to motors.

**Product Parameters and Specifications:**

– **Voltage Rating:** Typically operates at 110-230V AC/DC
– **Frequency:** 50/60 Hz
– **Operating Temperature:** -20°C to +60°C
– **Protection Functions:** Overcurrent, overload, phase imbalance, under-voltage, and others
– **Control Functions:** Start, stop, and control motor operations
– **Communication Interfaces:** Modbus RTU, Profibus DP, and optional Ethernet
– **Display:** LCD display for real-time status and parameter viewing
– **Enclosure:** Typically housed in a robust metal enclosure suitable for industrial environments
– **Certifications:** CE, UL, and other relevant industrial certifications

**Product Use:**

The ABB REF543KB is used primarily for motor protection and control in various industrial applications, including:

– **Pumps and Fans:** Protecting motors driving pumps and fans in water treatment plants, HVAC systems, and manufacturing facilities.
– **Conveyor Systems:** Ensuring the safe operation of motors powering conveyor belts in manufacturing and logistics.
– **Compressors:** Protecting motors in air compressors used in industrial processes.
– **Other Industrial Machinery:** Providing protection and control for motors in various other industrial machinery and equipment.

This relay helps ensure the efficient and reliable operation of motors by monitoring electrical parameters, providing protection against faults, and allowing for remote monitoring and control. It is suitable for use in both new installations and retrofitting existing systems to enhance motor reliability and operational efficiency.

ABB+REF543KB127AAAA

32 channel terminal block for s-series circuit boards, item no. (deltav, deltav): kj4006x1-bf1, rkj4006x1-bf1; Terminal unit (s-series) for h1 fieldbus interface CARDS with built-in segment power supply, item (deltav, deltav): kj3246x1-ca1, rkj3246x1-ca1; Terminal unit (s series) for back-up h1 fieldbus interface CARDS with built-in segment power supply, item (deltav, deltav): kj3246x1-da1, rkj3246x1-da1; Thermocouples terminal input unit with built-in cold soak compensator, order no. (deltav, deltav): se4504 (kl4502x1-na1), rse4504 (rkl4502x1-na1); Terminal power supply unit with fences for connecting 3-wire ai sensors, item (deltav, deltav): se4511 (kl4502x1-ta1), rse4511 (rkl4502x1-ta1); Terminal power supply unit with fuses for connecting 3-wire di sensors, item (deltav, deltav): se4512 (kl4502x1-pa1), rse4512 (rkl4502x1-pa1); Terminal unit with group power for characteristic modules, screw terminals with integrated fuses, item no. (deltav, deltav): se4502 (kl4502x1-la1), rse4502 (rkl4502x1-la1); Terminal unit with fusing fences for 8-channel discrete input, discrete output and analog output boards, item (deltav, deltav): kj4006x1-bc1, rkj4006x1-bc1; Terminal unit with fusing fillers for 8-channel discrete circuit boards, 24vdc, insulated, item (deltav, deltav): kj4001x1-cb1, rkj4001x1-cb1;