Product Model

3KF4340-4LF11

In Stock
Last updated: 2025/4/24
Siemens 3KF4340-4LF11

Selling Points

  • 1High Current Rating: Handles up to 400 A for reliable power distribution.
  • 2Compact Design: Suitable for space-limited installations with a compact footprint.
  • 3Versatile Mounting: Available for floor mounting, standard mounting rail, and busbar systems.
  • 4Enhanced Safety: Protects users from electric shock with permanent switch-on and switch-off under load.
  • 5Comprehensive Certification: Meets UL 508 and UL 489 standards for electrical safety and performance.
Product Details
3KF4340-4LF11
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 Left Side of the Switch, Surface Mounting
Mounting Type:
Surface Mounting
Fuse Specification:
Size: 1/2
Terminal Type:
Flat Terminal
Poles:
3P
In(A):
400
Specification:
3KF4_400
Switch Type:
Basic Unit, Side Operation Mechanism, No Handle, Operation Mechanism Module Located on the Left Side of the Switch
Lifecycle
Delivery Release (PM300)
Country of Origin
China
ECCN
N
AL
N
Model Number
3KF4340-4LF11

Specifications may be subject to change without notice