ABB NDCU-51 64300270 Drive Control Unit

Bus type: PROFIBUS-DPV1, supports redundant communication.

Interface type: RS485 (DB9 connector), compatible with Modbus RTU protocol (software configuration required).

Transmission rate: up to 12 Mbit/s (PROFIBUS-DPV1), supports rate adaptation.

Network topology: support linear or tree structure, node spacing ≤ 100m, total bus length ≤ 1200m (depending on the rate).

Power supply voltage: 24V DC (±10% fluctuation range), typical power consumption ≤ 5W.

Electrical isolation: isolation voltage between power supply and communication interface ≥1500V AC, anti-electromagnetic interference (EMC) in accordance with IEC 61000-4 standard.

Redundant power supply: support dual power input (external redundancy module required), failover time ≤ 10ms.

Operating temperature: -25°C ~ +55°C, storage temperature - 40°C ~ +85°C.

Humidity range: 5% ~ 95% RH (non-condensing), protection class IP20.

Vibration / Shock Resistance: Conforms to EN 50155 railroad standard for on-board or high vibration scenarios.

Mounting: Standard DIN rail or wall-mounted, supports hot-swap maintenance.

osis and alarm function: 

Industrial automation: Adapt to ABB AC500/AC800F PLC, realize robot control and production line equipment linkage.

Energy and power: support PV / wind power grid monitoring, compatible with Modbus TCP protocol (gateway conversion required).

Railway transportation: Comply with EN 50155 standard, used for on-board signaling system, door control and traction power communication.