The Siemens 3KL8331-3UA00 is a robust SENTRON 3KL8 Switch Disconnector Fuse (SDF) engineered for safe switching, isolation, and protection of low-voltage power distribution systems. Designed with a 3 Pole + Neutral (TPN) configuration and suitable for DIN type HRC fuse links, this switch disconnector fuse delivers reliable overload and short-circuit protection. Its open execution design makes it ideal for installation in electrical panels, motor control centers, and industrial distribution systems where dependable performance and operational safety are critical.
• Siemens SENTRON 3KL8 Series Switch Disconnector Fuse
• Part Number: 3KL8331-3UA00
• 3 Pole + Neutral (TPN) configuration
• Rated Current: 315A
• Suitable for DIN Type HRC Fuse Links
• Open Execution Design
• Rated Operational Voltage up to 690V AC
• Reliable Load Switching and Isolation
• Protection Against Overload and Short Circuit Conditions
• Rotary Operating Mechanism
• Compact and Rugged Construction
• Designed for Industrial and Commercial Applications
• Long Mechanical and Electrical Life
• Easy Panel Installation and Maintenance
• Complies with IEC / IS 60947-3 Standards
• Ideal for LT Panels, Distribution Boards, MCC Panels, and Motor Protection Systems
| Parameter | Specification |
|---|---|
| Product Series | Siemens SENTRON 3KL8 |
| Part Number | 3KL8331-3UA00 |
| Product Type | Switch Disconnector Fuse (SDF) |
| Number of Poles | 3 Pole + Neutral (TPN) |
| Rated Current | 315A |
| Rated Operational Voltage | Up to 690V AC |
| Rated DC Voltage | Up to 440V DC |
| Frequency | 50/60 Hz |
| Fuse Type | DIN Type HRC Fuse |
| Execution Type | Open Execution |
| Operating Mechanism | Rotary Operating Mechanism |
| Mounting Type | Panel Mounting |
| Switching Function | Load Switching & Isolation |
| Protection Function | Overload & Short Circuit Protection |
| Terminal Type | Bolt / Screw Connection |
| Protection Class | IP00 |
| Standard Compliance | IEC / IS 60947-3 |
| Material | Industrial Grade Thermoplastic & Metal Components |
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