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This Siemens 3VA9277-0HA20 is a motorized operating mechanism (MO) accessory for the SENTRON line, specifically compatible with 3VA5 250 and 3VA6 150/250 circuit breakers. It features a rated control supply voltage range of 110-230V AC at 50/60 Hz, and 110V DC. The operational power is rated at 250 VA.
The mechanical design includes dimensions of 75 mm in height, 104.6 mm in width, and 132 mm in depth, with a net weight of 941 g. It supports conductor cross-sections ranging from 1.5 mm² to 2.5 mm² for solid, finely stranded, and stranded conductors. The operating ambient temperature is between -25°C and 70°C, while storage temperatures can range from -40°C to +80°C. Tightening torque specifications are between 0.36 N·m and 0.44 N·m, with a required stripped length of 7 mm for connections.
This motor operator accessory is suitable for applications requiring remote or automated operation of compatible Siemens circuit breakers. Its robust design and specified operating parameters ensure reliable performance within industrial environments.
The rated control supply voltage is 110-230V AC at 50/60 Hz and 110V DC.
The rated operational power is 250 VA.
The dimensions are 75 mm in height, 104.6 mm in width, and 132 mm in depth.
The operating ambient temperature is from -25°C to 70°C.
The RoHS status is RoHS3 Compliant.
The Moisture Sensitivity Level is 1 Unlimited.