The ABB 1MRK002246-BD-CCr03, also cataloged as the 1MRK002246-BD Relay Card, operates as a dedicated hardware component for high-reliability circuit switching and continuous output loop validation within ABB protection, control, and heavy industrial automation platforms.
Hardware Specifications
Parameter
Specification
Model
1MRK002246-BD-CCr03 / 1MRK002246-BD
Brand
ABB
Origin
Switzerland
Weight
1.2 kg
Dimensions
22 cm x 16 cm x 2 cm
Operating Temp
Certified for standard rugged industrial and power generation gradients
Power Consumption
Logic-level operating power derived directly via the internal subrack backplane
Product Type
Relay Output Cards (Relay Card)
Output Switching Elements
Heavy-duty electro-mechanical or solid-state relay contact pathways
Enclosure Protection Class
IP20 (when seated properly within subrack enclosure)
System Platform
Centralized automation racks and protection relay panels
Industrial Control and Drives (PLC/DCS/Drives) Attributes
The 1MRK002246-BD-CCr03 manages high-speed command execution and continuous interlocking loop verification directly across the secondary automation backplane interface. To drive external trip coils, heavy isolation contactors, and physical plant actuators concurrently without instruction lag or contact degradation, the printed circuit board assembly employs an array of ruggedized relay channels. Each output circuit path converts low-power backplane logic signals into high-capacity physical contact states, ensuring that backplane bus communication velocity Licences verification codes remain fully synchronized with plant-wide emergency shutdown (ESD) sequences.
Because this switching module operates across harsh process control networks—ranging from nuclear, thermal, and hydroelectric power generation facilities to metal mining and chemical manufacturing operations—its physical traces incorporate localized inductive spike filtering. The module architecture maintains absolute firmware flash compatibility boundaries with host processing elements, allowing reliable I/O density scaling options across Profinet / EtherNet/IP deterministic networks. This comprehensive electrical separation prevents inductive back-EMF surges or common-mode transient noise from corrupting adjacent logic databases, eliminating runtime bit errors and preventing system communication timeouts under critical fault conditions.
