Protection relays
Numerical relays are based on the use of microprocessors. The first numerical relays were released in 1985. A big difference between conventional electromechanical and static relays is how the relays
Digital Protection Relays | ABB Electrification U.S.
For new applications where reliable operation is essential, in harsh environments, or in existing installations where an exact replacement is required. Offering the widest range of products for the
Product Guide REU610 Voltage Protection
The protection relay offers integrated protection functions including two-stage overvoltage and undervoltage protection, two-stage residual overvoltage protection, as well as single-stage negative
Primary Protection Relays | ABB
ABB''s protection and control relays are available for original equipment manufacturers (OEM), panel builders and Engineering, Procurement and Construction (EPCs) partners to incorporate in their own
Protection, Distribution & Control | ABB Electrification U.S.
ABB''s power protection and distribution products include: Arc Flash Protection, Arresters & Capacitors, Busway, Circuit Breakers, Conversion Kits, and Trip Units, Distribution Automation, Fuse Holders,
Grid Automation protection and control
Power distribution systems are undergoing a major evolution with distributed generation from renewables gaining ground as part of the energy mix. Energy demand is continually rising and so is
relays.protection-control.abb
ABB Relays-Online makes finding, selecting, ordering, and tracking of your next digital substation product order quick and easy. The modular e-business platform is the one place where you will find
Relion REX640 | ABB
ABB Relion REX640 protection and control relays are available in two different case widths: a narrow case offering five module slots and a standard case offering seven module slots. Software options
Basic protection relay knowledge
A fast and selective arc fault mitigation for air-insulated LV & MV switchgear and Relion protection and control relays and sensor technology protect staff and plant facilities for many years.
Electronic relays and controls | Products | ABB
The CT-C range combines lower cost with higher value and performance by offering essential functions in a 17.5 mm housing, freeing up room in any control cabinet
Telecom Racks & Cabinets
19-inch racks, wall-mount cabinets, open frames with high load capacity and seismic rating.
Outdoor Climate Cabinets
IP55/IP66 outdoor enclosures with integrated cooling/heating, -40°C to +55°C operation.
Smart PDUs & Power Distribution
Intelligent PDUs with remote monitoring, per-outlet switching, and environmental sensors.
Shelters & Network Cabinets
Prefabricated telecom shelters, emergency comms shelters, and network cabinets with cable management.