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SIEMENS

Siemens 3NA3252 LV HRC Fuse Link, Size NH2, 315A, gG, 500V AC / 440V DC Original Brand New

Model / SKU3NA3252

High-performance LV HRC fuse element (Size NH2) designed for reliable circuit protection. Featuring a 315A rated current and gG operating class, it ensures safety for both cable and line protection across 500V AC and 440V DC applications. Equipped with a front indicator and live grip lugs for easy maintenance.

Original price was: $28.96.Current price is: $14.56.
In stockShips in 1–3 business days
  • ConditionOriginal Brand New
  • Warranty12 months
  • Genuine Products
  • Up to 1-Year Warranty
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Description

Overview

The Siemens 3NA3252 LV HRC Fuse Element is a high-quality fuse designed for the protection of electrical systems in industrial environments. This fuse has a rated current of 315A, making it ideal for high-power applications. With a rated voltage of 500V AC and 440V DC, it is suitable for both alternating and direct current circuits. The front indicator and live grip lugs ensure easy installation and reliable performance.

Benefit

  • Enhanced Protection: Safeguards electrical systems from overcurrent and short-circuit damage.

  • Dual Voltage Support: Compatible with both AC and DC circuits (500V AC and 440V DC).

  • Efficient Functionality: Features live grip lugs for secure connections and a front indicator for quick visual status checks.

  • High Current Rating: Rated for 315A, suitable for industrial environments with high power demands.

Functionality

The Siemens 3NA3252 LV HRC Fuse Element is a key component in protecting electrical equipment. It works by interrupting the current flow when an overcurrent or fault condition is detected, preventing damage to both the electrical system and its components. Its gG rating indicates it is suitable for general protection against overloads and short circuits. The fuse can be used in a wide range of applications, from industrial machinery to commercial electrical panels.

Key Features

  • Rated Current (In): 315 A

  • Voltage Rating (Un): 500 V AC, 440 V DC

  • Fuse Type: NH2, LV HRC (Low Voltage High Rupturing Capacity)

  • Front Indicator: Provides a clear visual indication of fuse status.

  • Live Grip Lugs: Ensures secure and reliable connections.

  • gG Rated: Suitable for general-purpose protection in electrical circuits.

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Datasheet in PDF

Specifications

SKU / Model3NA3252
BrandSIEMENS
product brand nameSENTRON
product designationLV HRC fuse link
design of the productWith blade contacts
design of an identification indicatorFront indicators
design of the switching contactNon-corroding, silver-plated
design of the fuse linkLV HRC fuse link
size of fuse system / acc. to DIN EN 60269-1NH2
operating class of the fuse linkgG
mounting typenon-insulated grip lugs
type of voltage / of the operating voltageAC/DC
supply voltage-
● at DC440 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]21.4 W
power loss [W] / for rated value of the current / at AC / in hot operating state / per pole21.4 W
operational current-
● at 30 °C / rated value308.7 A
● at 40 °C / rated value299.25 A
● at 45 °C / rated value289.8 A
● at 50 °C / rated value283.5 A
● at 55 °C / rated value277.2 A
● at 60 °C / rated value270.9 A
● at AC / rated value315 A
width / of the enclosure57.8 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
Weight0.640 kg
Dimensions158.00 × 185.00 × 77.00 mm

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