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ABB 1MRK002122-ABR00 ｜Communication Module｜
1MRK002122-ABR00
Function
Long distance fiber optic communication (single mode 1550 nm)
Fiber optic: single-mode 9/125 µ m, wavelength 1550 nm
Distance: up to 40 km (depending on fiber quality)
Speed: 100 Mbps full duplex
Purpose: Interconnection of protection devices at both ends of substations/lines (such as longitudinal differential and remote jump signals)
Protocol and Interface
Internal: Compatible with 670 series protection device bus
External: Fiber optic serial port (private protocol)+supports IEC 61850, 103
Isolation: Complete electrical isolation, resistant to strong electromagnetic interference (essential for substations/high voltage environments)
Data and Signal
Transmission: Protection settings, fault recording, events, remote jump/lockout signals
Synchronization: High precision clock synchronization (IRIG-B/SNTP)
Diagnosis: Optical power monitoring, link alarm, self diagnosis
ABB 1MRK002122-ABR00 ｜Communication Module｜
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