Description
The Alpha 3 KMF350V is a high-voltage, high-performance three-phase EMI/RFI mains filter engineered for demanding industrial power applications. Delivering 50 Amps of continuous current capacity at up to 600 VAC, it provides exceptional electromagnetic interference suppression for 3-phase machinery, power supplies, and motor control systems operating at 50 and 60 Hz.
Built to rigorous European and North American standards, the KMF350V features a reliable panel-mount construction designed to seamlessly integrate into standard electrical enclosures. With a 135% overload capacity for 2 hours and engineered earth leakage management, it ensures optimal signal integrity, system safety, and compliance with strict industrial EMC requirements under high-voltage operating conditions.
Key Features
- High-Voltage 3-Phase Filtering: Engineered specifically for 3-phase power systems operating up to 600 VAC.
- 50A Continuous Amperage: Provides robust current handling for industrial control panels, drives, and heavy power setups.
- Frequency Compatibility: Fully optimized for both 50 Hz and 60 Hz power supplies.
- Robust Overload Capacity: Supports 135% overload for up to 2 hours for enhanced operational durability under variable loads.
- Industrial Compliance Standards: Built to rigorous EN, UL, and cUL safety and performance requirements.
- Panel-Mount Construction: Robust chassis-mount design integrates smoothly into standard industrial enclosures.
Specifications
| Technical Specification | Detail |
|---|---|
| Product Model | KMF350V |
| Brand / Manufacturer | Alpha 3 Manufacturing |
| Product Type | 3-Phase EMI/RFI Mains Filter |
| Voltage Rating | 600 VAC |
| Current Rating (UL) | 50 Amps |
| Power Supply Frequency | 50 / 60 Hz |
| Number of Input Phases | 3-Phase |
| Overload Capacity | 135% for 2 hours |
| Max Ambient Temperature | 40°C |
| Earth Leakage Current | 5.7 mA |
| Compliance Standards | EN 60939 (EU), UL 1283 (UL), CSA 22.2 (cUL) |
| Mounting Type | Panel Mount |






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