3WT8121-7UN34-5AB1-ZA01A30F12

Selling Points

• 1Advanced protection functions including overload, short-time delay short-circuit, and instantaneous short-circuit protection.
• 2Modular design with electronic trip units (ETU) and auxiliary switches for easy customization.
• 3High safety standards with door sealing frame IP41 and mechanical reclosing lockout after tripping.
• 4User-friendly operation with LCD display, LEDs for tripping causes, and query/test button.
• 5Versatile application options from 400 A to 4000 A with breaking capacity up to 66 kA.