ABB 216NG63 HESG441635R1 Auxiliary DC Power Supply
Manufacturer: ABB
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Part Number: 216NG63
Condition：New with Original Package
Product Type: Advant OCS Controllers
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Country of Origin: Sweden
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Overview
The ABB 216NG63 (P/N: HESG441635R1 / HESG216877/K) serves a dual-purpose role as both a high-capacity auxiliary DC power supply and a core control unit for the ABB Advant OCS and REG216 generator protection systems. This module stabilizes incoming DC voltage into a regulated 24V DC output while simultaneously hosting a 32-bit RISC processor for complex logic execution. We provide this module as 100% Brand New and Original, ensuring high-speed processing and fail-safe power distribution for critical assets in power plants and chemical processing facilities.
Technical Specifications
The 216NG63 integrates robust power electronics with a high-performance computational core:
| Feature | Specification |
| Model / Part Number | 216NG63 / HESG441635R1 |
| Processor Architecture | 32-bit RISC, 100 MHz |
| User Memory | 2 MB (Battery-backed DRAM) |
| Input / Output Voltage | 24 V DC (±15%) |
| Current Capacity | Up to 10 A Output |
| Power Consumption | Max 25 W (internal) |
| Communication | Ethernet, Serial (Modbus TCP, OPC) |
| Operating Temp | 0 °C to +60 °C |
| Dimensions (H x W x D) | 125 × 85 × 115 mm |
| Weight | 1.5 kg |
Engineering Advantages
The 216NG63 provides mission-critical hardware solutions for high-demand industrial environments:
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Hybrid Functionality: By combining a 10A power supply with a 32-bit RISC processor, the 216NG63 reduces the physical footprint within the REG216 rack. This consolidation simplifies the backplane architecture and lowers the total cost of ownership by eliminating the need for separate CPU and power modules.
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Redundancy & Fault Isolation: The module natively supports redundant DC configurations. If the primary supply fluctuates, the 216NG63 maintains a stable output to downstream I/O cards, preventing system resets or false protection trips during transient voltage events.
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Large-Scale I/O Management: In its role as an Advant OCS control unit, the 216NG63 manages thousands of I/O points across complex networks. It executes high-speed control strategies via Modbus TCP and OPC, ensuring seamless data flow between field devices and the supervisor layer.
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Advanced Thermal Durability: Designed for unconditioned industrial cabinets, the module operates continuously up to +60 °C. Its rugged housing resists the electromagnetic interference (EMI) typically found in generator rooms and high-voltage substations.
FAQs
Q: Can I use the 216NG63 to replace an older HESG216877/K unit?
A: Yes. The 216NG63 (HESG441635R1) maintains full backward compatibility with the HESG216877 series. It functions as a direct drop-in replacement for legacy Advant OCS and REG216 generator protection racks.
Q: Does the 2 MB user memory require a battery?
A: Yes. The module utilizes battery-backed memory to preserve your control logic and application data during a complete loss of auxiliary power. We recommend checking the battery status during annual scheduled maintenance.
Q: How many I/O modules can a single 216NG63 power?
A: The module provides up to 10 A of 24 V DC current. The actual number of I/O modules depends on the specific power draw of your connected cards (typically supporting a fully populated REG216 rack).
Q: What communication protocols are pre-loaded?
A: The 216NG63 natively supports Modbus TCP and OPC through its Ethernet interface, allowing for direct communication with modern SCADA systems and third-party PLCs without additional gateways.