The Siemens 3NA78220RC HRC Fuse is a premium-quality low-voltage DIN type fuse link designed to deliver dependable protection against overloads and short-circuit faults in industrial and commercial electrical systems. Part of the trusted Siemens SENTRON 3NA series, this HRC fuse is engineered to safeguard electrical circuits, switchgear assemblies, distribution systems, and industrial control equipment from potentially damaging fault currents while ensuring maximum operational reliability.
Featuring a rated current of 63A, a rated voltage of 500V AC, and a high 120kA short-circuit breaking capacity, the Siemens 3NA78220RC is ideal for applications where reliable fault protection is critical. Whether installed in power distribution panels, motor control centers, switchboards, control panels, or industrial automation systems, this fuse provides rapid fault interruption that helps minimize equipment damage and costly downtime.
Available through SBSmart.in, the Siemens 3NA78220RC combines Siemens engineering excellence with industrial-grade durability, making it a preferred choice for OEMs, electrical contractors, panel builders, maintenance engineers, and industrial facility operators.
Modern electrical installations require protection devices capable of responding quickly to overloads and fault currents. The Siemens 3NA78220RC HRC Fuse is specifically designed to interrupt excessive currents before they can cause damage to cables, conductors, switchgear, and connected electrical equipment.
Its advanced current-limiting characteristics help protect:
By rapidly isolating fault conditions, the Siemens 3NA78220RC helps reduce thermal and mechanical stress on electrical systems, improving reliability and extending equipment service life.
One of the key advantages of the Siemens 3NA78220RC is its 120kA short-circuit breaking capacity. This enables the fuse to safely interrupt extremely high fault currents, helping prevent catastrophic equipment failures and improving overall electrical safety.
The high rupturing capacity makes the fuse suitable for demanding industrial environments where fault levels can be substantial. Its fast fault-clearing performance helps minimize downtime while protecting valuable electrical infrastructure.
The Siemens 3NA78220RC is manufactured in a compact NH00 (Size 00) DIN configuration, ensuring compatibility with standard DIN fuse bases and switch-fuse units.
Its compact design allows easy integration into modern electrical distribution systems while maintaining exceptional protection performance.
The Siemens 3NA78220RC HRC Fuse is widely used in:
Its versatility makes it suitable for a broad range of industrial and commercial electrical protection applications.
SBSmart is a trusted supplier of industrial electrical products, automation solutions, and circuit protection devices across India. When purchasing the Siemens 3NA78220RC HRC Fuse from SBSmart, customers benefit from:
Our commitment to quality ensures every product supplied meets the highest standards of safety, reliability, and performance.
The Siemens 3NA78220RC HRC Fuse is engineered to deliver dependable circuit protection in demanding industrial environments. Its robust construction, high breaking capacity, and rapid fault-clearing performance make it an ideal solution for safeguarding critical electrical infrastructure.
For engineers, OEMs, maintenance professionals, and industrial operators, the Siemens 3NA78220RC offers a reliable and cost-effective protection solution that supports operational continuity and equipment safety.
Choose the Siemens 3NA78220RC HRC Fuse from SBSmart and ensure superior protection, operational reliability, and long-term performance for your electrical systems.
| Specification | Details |
|---|---|
| Product Name | Siemens HRC Fuse Link |
| Model Number | 3NA78220RC |
| SKU | 3NA78220RC |
| Brand | Siemens SENTRON |
| Series | 3NA DIN Type |
| Product Type | Low Voltage HRC Fuse |
| Fuse Size | NH00 / Size 00 |
| Rated Current | 63 A |
| Rated Voltage | 500 V AC |
| Breaking Capacity | 120 kA |
| Utilization Category | gG |
| Fuse Type | DIN HRC Fuse Link |
| Application | Overload & Short-Circuit Protection |
| Suitable For | Distribution Panels, MCCs, Switchboards |
| Protection Against | Overcurrent and Short Circuits |
| Mounting Type | DIN Fuse Base Compatible |
| Construction | Industrial Grade |
| Industry Applications | Industrial & Commercial Electrical Systems |
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