ABB NDCU-51C 64448021 Drive Control Unit

Protocol support: PROFIBUS-DPV1, Modbus RTU, compatible with DigiNet P protocol.

Interface type: RS485 (DB9 connector), supports dual-port redundant communication.

Transmission rate: PROFIBUS-DPV1 up to 12 Mbit/s, Modbus RTU rate adaptive (up to 115.2 kbit/s).

Supply voltage: 24V DC (±10% fluctuation range), supports dual power input (redundant modules required).

Power consumption: Typical power consumption ≤5W, backplane current load 800mA@5V, 3mA@24V.

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

Operating temperature: -25°C ~ +55°C (wide temperature design), storage temperature - 40°C ~ +85°C.

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

Protection: IP20, supports 5% ~ 95% RH (non-condensing).

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

The board has Dual-port redundancy: ABB NDCU-51C supports dual-port redundancy of PROFIBUS bus (external module required), with failover time ≤10ms.

Dual power input: ABB NDCU-51C can be equipped with optional redundant power supply module to enhance system stability.

Deeply adapted to ABB system: compatible with Freelance 2000, AC800F and other controllers, supporting DigiNet P protocol.

Multi-protocol expansion: ABB NDCU-51C can switch Modbus RTU protocol through software configuration, and flexibly interface with third-party devices.

Real-time monitoring: LED indicators show power supply, link status and data transmission activity.

Hot-swappable design: ABB NDCU-51C supports online replacement of modules, reducing downtime.

Railway certification: ABB NDCU-51C complies with EN 50155 standard for on-board signal control and traction systems.

Industrial-grade anti-interference: Wide temperature design (-25°C~+55°C) and high isolation protection to meet the needs of harsh environments.

On-board control systems: EN 50155 certified support for door linkage, traction power communication and signaling systems.

Railroad equipment: Adapted to on-board PLCs to realize train status monitoring and fault diagnosis.

Line control: Work with AC800F controller to realize robot control, equipment linkage and process automation.

Power system: PV / wind power grid monitoring, compatible with Modbus TCP protocol (gateway conversion required).

Power monitoring and control: real-time data interaction and remote control, supporting redundant network architecture.

Water treatment: industrial-grade anti-interference design, suitable for pumping stations, sewage treatment plants, distributed I/O expansion.