The Siemens 3NA78020RC is an HRC fuse from the Siemens 3NA DIN fuse range, developed for reliable overload and short-circuit protection in industrial electrical and power distribution systems. With a rated voltage of 500 V AC, a specified range of up to 800 A, and a short-circuit breaking capacity of 120 kA, it is suitable for demanding electrical protection applications.
Designed for use in compatible DIN fuse systems, this Siemens HRC fuse can be considered for industrial distribution panels, control panels, machinery, cable protection, power distribution equipment and OEM electrical installations. Its high breaking capacity makes it suitable for electrical systems where prospective short-circuit currents may be high.
For correct fuse selection, the actual circuit requirements should always be checked, including operating current, rated voltage, prospective fault current, installation conditions and coordination with other protective devices.
The Siemens 3NA78020RC can be considered for:
SB Smart supplies industrial electrical products to customers across India, including Faridabad, Delhi NCR, Noida, Gurgaon/Gurugram, Ghaziabad, Manesar, Mumbai, Pune, Ahmedabad, Vadodara, Surat, Jaipur, Chandigarh, Ludhiana, Hyderabad, Bengaluru/Bangalore, Chennai, Kolkata, Indore and Lucknow, along with other major industrial locations.
The Siemens 3NA78020RC can be considered by panel builders, OEMs, electrical contractors, system integrators, automation companies, maintenance teams and electrical distributors looking for Siemens DIN HRC fuse solutions.
1. What is Siemens 3NA78020RC used for?
The Siemens 3NA78020RC is an HRC fuse intended for overload and short-circuit protection in compatible industrial electrical systems.
2. What is the rated voltage of 3NA78020RC?
The specified rated voltage is 500 V AC.
3. What is the current rating of 3NA78020RC?
The supplied product specification states up to 800 A. The exact current rating required for the application should be verified before ordering.
4. What is the breaking capacity of 3NA78020RC?
The specified short-circuit breaking capacity is 120 kA.
5. Where can this Siemens HRC fuse be used?
It can be considered for compatible industrial distribution panels, control panels, machinery, cable protection and power distribution applications.
6. Can I buy Siemens 3NA78020RC from SB Smart in India?
SB Smart supplies industrial electrical products to customers across India, subject to product availability and order confirmation.
| Specification | Details |
|---|---|
| Product Name | Siemens HRC Fuse Link |
| Model Number | 3NA78020RC |
| SKU | 3NA78020RC |
| Brand | Siemens |
| Series | SENTRON 3NA |
| Product Type | DIN Type HRC Fuse |
| Fuse Size | NH000 / Size 000 |
| Rated Current | 4 A |
| Rated Voltage | 500 V AC |
| Rated DC Voltage | 250 V DC |
| Breaking Capacity | 120 kA |
| Utilization Category | gG |
| Fuse Element Type | LV HRC Fuse Element |
| Indicator Type | Combined Indicator |
| Grip Type | Live Grip Lugs |
| Application | Overload & Short-Circuit Protection |
| Mounting | DIN Fuse Base Compatible |
| Protection Against | Overcurrent and Short Circuits |
| Industry Use | Industrial & Commercial Electrical Systems |
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