3WT8121-5UP34-5AB1-ZU10

Selling Points

• 1Neutral Conductor Protection: Ensures safe operation by detecting ground faults and tripping the circuit breaker.
• 2Thermal Memory Function: Allows for thermal memory operation, enabling the circuit breaker to be switched on and off.
• 3Short-Time Delay Protection: Provides adjustable short-time delay short-circuit protection for precise overload management.
• 4Instantaneous Short-Circuit Protection: Offers instantaneous short-circuit protection with a preset value of 20 times the nominal current.
• 5Modular Design: All components, including electronic trip units and auxiliary switches, can be combined in a modular way for easy adaptation to changing requirements.