The 3VA2063-5HM46-0AA0 is a specialized 4-pole molded case circuit breaker from the Siemens SENTRON 3VA2 series, designed for applications demanding ground-fault protection. Equipped with the ETU330 LIG trip unit, it offers a robust combination of overload, instantaneous, and ground-fault monitoring.

Core Protection & Application

• Overload Protection (L): Adjustable Ir 25-63A.
• Instantaneous Protection (I): Adjustable Ii 1.5-12 x In.
• Ground-Fault Protection (G): Adjustable Ig 0.25-1 x In, with selectable time delays (tg 0.1/0.3s). Ideal for wind turbine towers, HVAC systems, or wet industrial environments where equipment leakage must be vigilantly managed.
• Neutral Conductor: Adjustable OFF or 100% for flexible 4-pole switching.

Technical Specifications

• Rated Operational Voltage Ue: 690 V AC; Insulation Voltage Ui: 800 V.
• Full 63A rating across ambient temperature range of 40°C to 70°C.
• Mechanical Life: 25,000 operations; Electrical Life: 15,000 ops @415V (10,500 ops @690V).
• Degree of Protection: IP40 (front face); Standard: IEC/EN 60947-2.
• Net Weight: 2.938 kg; Dimensions (H x W x D): 181 x 140 x 86 mm.

Installation Notes

• Mounting: Fixed on 35mm DIN rail with terminal connection.
• Country of Origin: Czech Republic.