Siemens 3NA6820 LV HRC Fuse Link, NH000, 50A, gG, 500V AC / 250V DC
Siemens 3NA6820 LV HRC Fuse Link, NH000, 50A, gG, 500V AC / 250V DC
Siemens 3NA6820 LV HRC Fuse Link, NH000, 50A, gG, 500V AC / 250V DC
Siemens 3NA6820 LV HRC Fuse Link, NH000, 50A, gG, 500V AC / 250V DC
Siemens 3NA6820 LV HRC Fuse Link, NH000, 50A, gG, 500V AC / 250V DC
Siemens 3NA6820 LV HRC Fuse Link, NH000, 50A, gG, 500V AC / 250V DC

SIEMENS

Siemens 3NA6820 LV HRC Fuse Link, NH000, 50A, gG, 500V AC / 250V DC Original Brand New

Model / SKU3NA6820

High-performance LV HRC fuse element (Size NH000) designed for general-purpose cable and line protection. Featuring a 50A rated current and gG utilization category, this fuse ensures reliable circuit interruption with a combined indicator and insulated grip lugs for enhanced safety during maintenance.

$26.99
In stockShips in 1–3 business days
  • ConditionOriginal Brand New
  • Warranty12 months
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Description

Overview

The Siemens 3NA6820 Low Voltage High Rupturing Capacity (LV HRC) fuse link is a critical component for industrial electrical protection. Part of the Siemens Sentron series, this NH000 size fuse is engineered for reliability and long-term stability. It provides comprehensive protection against overloads and short circuits in diverse power distribution systems.

Key Features & Function

  • Dual Voltage Rating: Optimized for both AC (500V) and DC (250V) applications, offering versatility across different power grids.

  • gG Utilization Category: Full-range breaking capacity for general-purpose applications, primarily used for cable and line protection.

  • Combined Indicator: Features a top and front indicator system, allowing for quick visual identification of blown fuses from multiple angles.

  • Insulated Grip Lugs: Manufactured with insulated live parts to provide increased safety for personnel during installation or replacement.

Benefit

  1. High Breaking Capacity: Safely interrupts high fault currents to prevent equipment damage.

  2. Space-Saving Design: The compact NH000 form factor allows for high-density mounting in distribution boards.

  3. Maintenance Friendly: The insulated lugs and clear signaling reduce downtime during troubleshooting.

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Datasheet in PDF

Specifications

SKU / Model3NA6820
BrandSIEMENS
product brand nameSENTRON
product designationLV HRC fuse link
design of the productWith blade contacts
design of an identification indicatorCombination alarms
design of the switching contactNon-corroding, silver-plated
design of the fuse linkLV HRC fuse link
size of fuse system / acc. to DIN EN 60269-1NH000
operating class of the fuse linkgG
mounting typeinsulated grip lugs
type of voltage / of the operating voltageAC/DC
supply voltage-
● at DC250 V
protection class IPIP20, with connected conductors
switching capacity current-
● at DC / acc. to IEC 60947-2 / rated value25 kA
● acc. to IEC 60947-2 / rated value120 kA
power loss [W]3.8 W
power loss [W] / for rated value of the current / at AC / in hot operating state / per pole3.8 W
operational current-
● at 30 °C / rated value49 A
● at 40 °C / rated value47.5 A
● at 45 °C / rated value46 A
● at 50 °C / rated value45 A
● at 55 °C / rated value44 A
● at 60 °C / rated value43 A
● at AC / rated value50 A
width / of the enclosure21 mm
mounting positionAny, preferably vertical
ambient temperature / during operation-
● minimum-5 °C
● maximum40 °C
environmental category-20 to +50 at 95% relative humidity
environmental category / during storage90% at 20°C
Test Certificatesother Marine / Shipping
Weight0.131 kg
Dimensions65.00 × 84.00 × 62.00 mm

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