M21 | Fuse Switch Disconnector | 400A – 800A

The Telergon M21 Series is a compact range of fuse switch disconnectors and switch fuses engineered for industrial and commercial low-voltage installations worldwide.

The M21 range of fusible switches ensures reliable fuse-based isolation while complying with the industry’s most recognized international standards.

Current Ranges & Fuse Compatibility

• IEC 60947-3 compliant for use with NH and BS fuses: from 400A up to 800A

 Key Features

• Available in 3-pole, and 4-pole versions
• Short circuit rating up to 200kA
• Double-break contact system for full and secure fuse isolation
• Load break switching
• Direct of external handle, front operation, IP65

Applications

• Industrial switchboards and control panels
• Electrical distribution in commercial buildings
• Utilities, infrastructure, and energy systems
• OEM applications: HVAC, machinery, and automation
• Power Electronics (Auxiliary services panel)

Certified for Global Markets

• IEC 60947-3