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Siemens 3KF5363-0MF51
SWITCH DISCONNECTOR WITH FUSE 3KF SITOR 630A
Product Description
The 3KF SITOR switch disconnector operates at a rated permanent current of 630 A and is configured in a 3-pole design. It is specifically intended for use with low voltage high rupture capacity (HRC) fuses of sizes 2 and 3, providing effective semiconductor protection. This unit features a front operating mechanism and is classified as a basic unit without a handle, designed for flat terminal connections without fuses.
With a maximum rated operational voltage of 690 V AC, this switch disconnector is suitable for ground mounting applications. It has a rated operation power at AC-23 of 355 kW and is capable of withstanding short-circuit conditions with a conditioned rated short-circuit current of 100 kA. The device also complies with various safety and operational standards, making it suitable for use as a main switch and emergency stop installation.
Additional features include a degree of protection rated at IP00 and a rated short-time withstand current of 22 kA. The model is designed with a position control element located on the front side, ensuring straightforward operation.
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Offer details
- Offer from:
Trusted supplier — Germany, member since 2024 - Availability:
- On requestLead time: 5 days
- Warranty:
- Not specified
- Condition:
- New Factory Sealed
Specifications
- Brand
- Siemens
- Cable entry
- Other
- Number of poles
- 3
- Motor drive optional
- Suitable for fuses
- NH2, NH3
- Version as main switch
- With error protection
Available Offers
(2)| Condition | Availability | Supplier | Warranty | Action | |
|---|---|---|---|---|---|
 | Condition New Factory Sealed | Availability On requestLead time: 5 days | SupplierGermanyTrusted supplier — member since 2024 | Warranty Not specified | |
 | Condition New Factory Sealed | Availability On requestLead time to be confirmed | Supplier ItalyTrusted supplier — member since 2021, 10–19 employees | Warranty 12 months |
Offer with manufacturer lead time
Directly from the manufacturer - with a confirmed, predictable, and fully transparent delivery time.
Documents
Data Sheet
Datasheet for Siemens 3KF5363-0MF51, including specifications and features.
CAD Models
3D CAD model and technical drawings, ready for your design software.
Product data updated: 16-09-2026
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