The Siemens 3NA71240RC HRC Fuse is a premium-quality low-voltage DIN-type fuse link engineered to deliver dependable protection against overloads and short-circuit faults in industrial and commercial electrical systems. As part of the highly trusted Siemens SENTRON 3NA fuse series, the 3NA71240RC is designed to protect electrical distribution networks, switchgear assemblies, motor control centers, and industrial automation systems from damaging fault currents while ensuring operational continuity and equipment safety. Siemens is globally recognized for its expertise in industrial automation, electrification, and power distribution technologies.
With a rated current of 80A, rated voltage of 500V AC, and a 120kA short-circuit breaking capacity, the Siemens 3NA71240RC provides reliable fault-clearing performance for demanding industrial applications. Its robust NH1 construction and superior current-limiting characteristics make it an ideal solution for protecting critical electrical infrastructure in manufacturing facilities, commercial buildings, utility installations, and process industries.
Available through SBSmart.in, the Siemens 3NA71240RC combines German engineering excellence with industrial-grade durability, making it the preferred choice for OEMs, panel builders, electrical contractors, maintenance professionals, and industrial facility operators.
Electrical systems are constantly exposed to overload conditions and unexpected short-circuit faults that can lead to costly equipment damage and operational downtime. The Siemens 3NA71240RC HRC Fuse is specifically designed to interrupt excessive fault currents rapidly before they can impact connected equipment.
Its advanced current-limiting technology helps reduce thermal and mechanical stress on connected equipment, extending component lifespan and improving overall system reliability.
One of the key advantages of the Siemens 3NA71240RC is its 120kA short-circuit breaking capacity. This high rupturing capability allows the fuse to safely interrupt severe fault currents before they escalate into equipment failures, electrical hazards, or costly repairs.
The Siemens SENTRON fuse range is widely used in industrial and commercial power distribution systems where dependable overload and short-circuit protection are essential.
The Siemens 3NA71240RC is manufactured in a durable NH1 DIN configuration, ensuring compatibility with standard DIN fuse bases and switch-fuse units commonly used across industrial electrical installations.
Its rugged construction ensures consistent performance even under demanding operating conditions.
SBSmart is a trusted supplier of industrial electrical products, automation components, and circuit protection solutions across India. When purchasing the Siemens 3NA71240RC from SBSmart, customers benefit from:
We are committed to delivering authentic industrial products that meet the highest standards of quality, safety, and performance.
The Siemens 3NA71240RC HRC Fuse is engineered to provide dependable protection in demanding industrial environments. Its NH1 construction, high rupturing capacity, and excellent current-limiting characteristics make it an ideal solution for safeguarding power distribution systems, switchgear assemblies, and automation infrastructure.
For engineers, OEMs, maintenance professionals, and industrial operators, the Siemens 3NA71240RC offers a reliable and cost-effective protection solution that supports operational continuity, equipment safety, and long-term performance.
Choose the Siemens 3NA71240RC HRC Fuse from SBSmart and protect your critical electrical systems with trusted Siemens SENTRON circuit protection technology.
| Specification | Details |
|---|---|
| Product Name | Siemens LV HRC Fuse Link |
| Model Number | 3NA71240RC |
| SKU | 3NA71240RC |
| Brand | Siemens |
| Series | SENTRON 3NA |
| Product Type | DIN Type HRC Fuse |
| Fuse Size | NH1 |
| Rated Current | 80 A |
| Rated Voltage AC | 500 V AC |
| Rated Voltage DC | 440 V DC |
| Breaking Capacity AC | 120 kA |
| Utilization Category | gG |
| Indicator Type | Combined Indicator |
| Grip Type | Live Grip Lugs |
| Standard | IEC / EN 60269 |
| Mounting Type | DIN Fuse Base Compatible |
| Protection | Overload & Short-Circuit Protection |
| Application | Distribution & Control Circuits |
| Industry Applications | Industrial & Commercial Electrical Systems |
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