Low voltage coil Siemens 24V DC for circuit breakers 3VA1 3VA2 3VA99080BB11
Siemens Sentron low voltage coil for circuit breakers 3VA1 and 3VA2-20/26, with the following characteristics:
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Supply voltage: 24 V DC
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Compatibility: Siemens SENTRON series 3VA1 and 3VA2 circuit breakers (sizes 2026)
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Maximum power consumption: 2.5 W
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Impulse resistance: 4 kV
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Mounting: 3-slot
Frequently bought together
Low voltage coil for circuit breakers 3VA1 3VA2
The 24 V DC low voltage coil from the SENTRON series is an auxiliary accessory designed to be integrated with Siemens 3VA1 and 3VA2 (2026) circuit breakers. It functions as an auxiliary release, automatically disconnecting the circuit breaker in case of a voltage drop below the nominal value, ensuring the safety of the system under abnormal conditions.
It is an essential component for electrical protection systems, where voltage status control is crucial, such as in industrial electrical panels, automated systems, or critical applications in civil and tertiary sectors.
Electrical connections
According to IEC:
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Stripping length: 10 mm
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Conductor section (AWG): from 20 to 16
According to UL:
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Stripping length: 0.4 in
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Tightening torque: 3.5 4.4 lbf·in
Recommended applications
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Automatic protection against undervoltages
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Low voltage distribution systems with SENTRON 3VA circuit breakers
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Industrial and civil applications requiring safe disconnection in case of voltage drop
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Integration in modular electrical panels
Technical Characteristics Low voltage coil Siemens
| Pollution degree | 3 |
| Overvoltage category | III |
| Power consumption (DC) | Max. 2.5 W |
| Impulse voltage | 4 kV |
| Height | 65.1 mm |
| Width | 25.7 mm |
| Depth | 28.8 mm |
| Occupied slots | 3 |
| Terminal tightening torque (IEC) | 0.4 – 0.5 N·m |
| Terminal tightening torque (UL) | 3.5 – 4.4 lbf·in |
Data sheet
- Type: Coils
: 29

