The Siemens SENTRON 3KL8 Switch Disconnector Fuse – 3KL8221-3TJ00 is a reliable switching and protection device designed for low-voltage power distribution applications. Part of the Siemens 3KL8 Superswitch series, this switch disconnector fuse combines safe switching, isolation, and fuse-based protection in a single compact solution. It is designed with 3 poles with isolable neutral (TPN) configuration and is suitable for industrial and commercial electrical distribution systems.
The 3KL8221-3TJ00 is suitable for use with BS type HRC fuses and is designed for reliable power control and circuit isolation in distribution panels, switchboards, and industrial installations. Its robust construction ensures safe operation during switching and maintenance activities.
This Siemens 3KL8 Switch Disconnector Fuse is widely used by panel builders, electrical contractors, OEMs, and industrial professionals for safe power distribution solutions where manual isolation and fuse protection are required.
At SB Smart, we supply genuine Siemens SENTRON switching devices, protection products, and industrial electrical solutions with competitive pricing, technical support, bulk order assistance, and fast PAN India delivery.
Genuine Siemens SENTRON 3KL8 Switch Disconnector Fuse
3 Pole + Isolable Neutral (TPN) design
Suitable for BS Type HRC fuses
Open execution design
Reliable ON/OFF switching operation
Provides safe electrical isolation
Suitable for low-voltage power distribution
Robust industrial construction
Designed for panel mounting applications
Trusted Siemens quality and reliability
Industrial Distribution Panels
Main Distribution Boards (MDB)
Electrical Switchboards
MCC Panels
Commercial Power Distribution Systems
OEM Electrical Panels
Factory Power Systems
Infrastructure Projects
Industrial Control Panels
Low Voltage Distribution Networks
Provides safe manual isolation of electrical circuits
Combines switching and fuse protection functions
Improves electrical system safety
Simplifies panel design and installation
Enables easy maintenance operations
Ensures reliable power distribution
Reduces downtime during servicing
Suitable for industrial environments
100% Genuine Siemens Products
Competitive Industrial Pricing
Expert Technical Support
Bulk Order Assistance
Fast PAN India Delivery
Secure Packaging
Trusted Industrial Electrical Supplier
GST Invoice Available
Responsive Customer Support
The 3KL8221-3TJ00 is a switch disconnector fuse used for safe switching, isolation, and fuse protection in low-voltage power distribution systems.
No. It is a switch disconnector fuse that provides manual switching, isolation, and protection through compatible fuses. It does not provide automatic protection like an MCCB.
The 3KL8221-3TJ00 is designed for use with BS type HRC fuses.
It is commonly installed in industrial distribution panels, switchboards, MCC panels, and commercial electrical systems.
Yes. SB Smart supplies genuine Siemens SENTRON products with competitive pricing, technical support, and fast PAN India delivery.
| Parameter | Specification |
|---|---|
| Product Series | Siemens SENTRON 3KL8 |
| Part Number | 3KL8221-3TJ00 |
| Product Type | Switch Disconnector Fuse (SDF) |
| Number of Poles | TPN (3 Pole + Neutral) |
| Rated Current | 125A |
| Rated Operational Voltage | 690V AC |
| Frequency | 50 Hz |
| Fuse Type | BS Type HRC Fuse |
| Execution Type | Open Execution |
| Operating Mechanism | Fixed Drive |
| Mounting Type | Panel Mounting |
| Switching Function | Load Switching & Isolation |
| Protection Function | Overload & Short Circuit Protection |
| Terminal Type | Screw Terminal Connection |
| Standard Compliance | IEC / IS 60947 |
| Degree of Protection | IP00 (Open Execution) |
| Material | Industrial Grade Thermoplastic & Metal Components |
No reviews yet.