The Siemens 3KX8340-0AG is an auxiliary switch block (1NO + 1NC) used with the Superswitch 3KL8 / 3KA8 switch disconnector fuse system. It provides electrical feedback of the main switch position (ON/OFF status) for monitoring, control, and interlocking in industrial electrical systems.
It is commonly used in MCC, PCC, and automation panels where remote indication of switch status is required for safe operation and control logic.
• Siemens Superswitch accessory
• Model: 3KX8340-0AG
• Type: Auxiliary switch block
• Contact configuration: 1NO + 1NC
• Compatible with 3KL8 / 3KA8 switch disconnectors
• Provides ON/OFF position feedback signal
• Used for control, monitoring, and interlocking circuits
• Snap-on mounting on switch mechanism
• High reliability industrial-grade contacts
• Compact modular design
• Suitable for PLC and relay interface systems
• Silver alloy contacts for long electrical life
• Maintenance-free operation
• Designed for harsh industrial environments
| Parameter | Specification |
|---|---|
| Product Series | Siemens Superswitch 3KL8 / 3KA8 |
| Model Number | 3KX8340-0AG |
| Product Type | Auxiliary Switch Block |
| Contact Type | 1NO + 1NC |
| Function | Switch position indication (ON/OFF feedback) |
| Mounting Type | Direct attachment on switch disconnector |
| Application | Control & monitoring circuits |
| Compatible Devices | 3KL8 / 3KA8 SDF series |
| Rated Voltage (control) | Up to 250V AC (typical auxiliary duty) |
| Rated Current | Low-current auxiliary switching |
| Material | Industrial thermoplastic housing |
| Brand | Siemens |
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