This document describes Schurter's 1 POWER ENTRY MODULES WITH LINE FILTER KKM MFF. The module features a snap-in version for front side mounting, including a 2-pole line switch and a 5x20 mm fuseholder. Its characteristics include ultra-compact design, pre-wired single elements, innovative EMC-shielding design, and a fuse drawer that meets medical standard IEC/EN 60601-1. The module is qualified for use in equipment according to IEC/EN 60950 standard.
The KMF series offers ultra‑compact, front‑side mounting power entry modules with integrated line filter, 2‑pole line switch and 5 × 20 mm fuseholder. Both standard and medical versions are available, with optional extra‑safe fuse drawers and quick‑connect terminals (4.8 × 0.8 mm).\n\nTechnical data include IEC and UL ratings (1‑10 A, 250 VAC), leakage currents, dielectric strength, operating temperature range (‑25 °C to 85 °C), IP40 protection, and detailed filter component values. Approvals such as VDE 126123 and UL 72928 are listed, and accessories like fuse drawers and cable‑retaining kits are offered.
| Rated Current (IEC) | 1‑10 A @ Ta 40 °C / 250 VAC |
|---|---|
| Rated Current (UL/CSA) | 1‑10 A @ Ta 40 °C / 125 VAC |
| Leakage Current (standard) | < 0.5 mA (250 V / 60 Hz) |
| Leakage Current (medical) | < 5 µA (250 V / 60 Hz) |
| Dielectric Strength (L‑N) | > 1.7 kVDC |
| Operating Temperature | -25 °C to 85 °C |
| Degree of Protection | IP40 |
| Terminal Type | Quick‑connect 4.8 × 0.8 mm |
It is approved with VDE License Number 126123 and UL License Number 72928.
Both a standard version and a medical version (M5) are offered, each with optional line filter and extra‑safe fuse drawer options.
The module accepts 2 W per pole for a 1‑pole configuration and 1.4 W per pole for a 2‑pole configuration at 23 °C.