Product Introduction

The ABB 216NG63A HESG441635R1 HESG216879‑K is a rack‑mount redundant power supply module applied for ABB DCS and power plant protection control systems. It provides stable regulated DC power for controller and I/O modules, supports N+1 redundant parallel operation and hot‑swap function. With built‑in fault diagnosis and LED status indication, it guarantees continuous power supply for critical industrial loops, and acts as key replacement spare part for power industry control cabinets.

Key Features

• Support N+1 redundant parallel operation with automatic current sharing

• Hot‑swap design, module replacement without system shutdown

• LED indicator for real‑time working and fault status feedback

• Over‑voltage, over‑current and short‑circuit protection mechanism

• Excellent stability under strong electromagnetic interference site conditions

• Rack plug‑in structure, convenient installation and maintenance

• Perfect compatibility with matching ABB 216 series hardware systems

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Technical Specifications

• Model: 216NG63A

• Part Number: HESG441635R1, HESG216879‑K

• Brand: ABB

• Product Type: Redundant Power Supply Module

• Mounting: Rack‑mount plug‑in

• Function: System power supply, redundant backup

• Working Environment: Industrial standard temperature range

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Applications

• Power plant DCS and generator protection control cabinets

• Thermal power industrial automation systems

• Substation monitoring and protection equipment

• Petrochemical process control systems

• Critical industrial system maintenance and spare‑part replacement

Tags:

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