Siemens Fuse Switch Disconnector, 3-Pole, 400A

Subtotal (1 unit)*

SGD1,497.41

(exc. GST)

SGD1,632.18

(inc. GST)

Add to Basket
Select or type quantity
Stocked by manufacturer
  • Ready to ship from 27 May 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +SGD1,497.41

*price indicative

RS Stock No.:
225-5383
Mfr. Part No.:
3KF4340-0MF51
Manufacturer:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

Number of Poles

3

Product Type

Fuse Switch Disconnector

Enclosed/Not Enclosed

Enclosed

Mount Type

Floor

Switching Voltage

690V

Switching Current

400A

Terminal Type

Flat

IP Rating

IP00

Series

SENTRON

Minimum Operating Temperature

-25°C

Switching Power

280kW

Mechanical Fuse Size

NH1-NH2

Maximum Operating Temperature

70°C

Standards/Approvals

CCC, VDE, UL, RoHS, EN, EAC, CE

Auxiliary Contacts Available

Yes

The Siemens SENTRON switch disconnector with fuse has current ratings of 400 A. The 3KF switch disconnector with fuses are optimized for complex applications in which LV HRC fuses are used. It offers a comprehensive portfolio of protection, switching, measuring and monitoring devices, distribution systems as well as switches and sockets for safe and efficient electrical infrastructure in buildings and industry.

Protect against overload and short circuits

Basic unit without handle

Related links