Product Model

3KF4440-4RF11

In Stock
Last updated: 2025/5/14
Siemens 3KF4440-4RF11

Selling Points

  • 1Designed for LV HRC fuse Sz. 1 and 2, ensuring reliable operation in various electrical installations.
  • 2Equipped with a side operating mechanism right, enhancing user safety during operation.
  • 3Basic unit without handle, flat terminal, and compact size for easy integration into electrical panels.
  • 4Suitable for a wide range of applications including door-coupling rotary operating mechanisms for emergency switching-off.
  • 5Manufactured by Siemens, a trusted brand in electrical engineering, backed by a comprehensive warranty.
Product Details
3KF4440-4RF11
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
DC Insulation Voltage (V)
220VDC/440VDC
AC Rated Voltage (V)
690
Insulation Voltage (V)
1000
Description
3KF LV HRC (General Fuse), Rated Current 400A, Basic Unit — Side Operation Mechanism, No Handle, Operation Mechanism Module Located on the Right Side of the Switch, Surface Mounting
Mounting Type
Surface Mounting
Fuse Specification
Size: 1/2
Terminal Type
Flat Terminal
Poles
4P
In(A)
400
Specification
3KF4_400
Switch Type
Basic Unit, Side Operation Mechanism, No Handle, Operation Mechanism Module Located on the Right Side of the Switch
Lifecycle
Delivery Release (PM300)
Country of Origin
China
ECCN
N
AL
N
Model Number
3KF4440-4RF11

Specifications may be subject to change without notice