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ABB CI858｜Communication Interface Unit｜
CI858
Parameter
Bus interface: Fiber DriveBus interface, 8Mbps high-speed transmission rate
Topology structure: star/chain/tree, combined with NDBU fiber optic splitter to expand multiple frequency converters
Load capacity: A single CI858 can carry up to 24 ABB frequency converters; A maximum of 2 CI858s can be inserted into a single AC800M controller
Electrical isolation: Fiber optic is completely optically isolated, completely isolating strong electromagnetic interference from frequency converters and eliminating ground loop issues
Power supply mode: Only powered by the CEX backplane of the controller, no external 24V power supply required, typical power consumption of 4W
Size and weight: 59mm (width) x 185mm (height) x 127.5mm (depth), including a base net weight of approximately 0.5kg
Environmental tolerance: working temperature+5 ℃~+55 ℃; Storage -40 ℃~+70 ℃; Humidity 5%~95%, no condensation
Certification: CE, cULus, DNV/ABS certification for classification
Panel indicator lights: module operation, fiber optic transceiver, bus fault, inverter offline alarm LED
ABB CI858｜Communication Interface Unit｜
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