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3VA9978-0BL32
The Siemens 3VA9978-0BL32 shunt trip device operates within an AC voltage range of 110 to 127 volts. This component is compatible with circuit breakers from the 3VA4, 3VA5, and 3VA6 series. It features a maximum active power consumption of 40 watts and a maximum apparent power consumption of 3 volt-amperes.
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Technical specifications for 3VA9978-0BL32
| Manufacturer | Siemens |
|---|---|
| Product Type | Shunt Trip |
| Product Line | SENTRON |
| Part Number | 3VA9978-0BL32 |
| UPC | 804766323515 |
| Operating Voltage Range | 110 to 127 Volts AC |
| Active Power Consumption | 40 Watts (maximum) |
| Apparent Power Consumption | 3 volt-amperes (maximum) |
| Input Frequency | 50 to 60 Hertz |
| Overvoltage Category | Category III |
| Surge Voltage Resistance | 4 kilovolts |
| Applicable Circuit Breakers | Circuit breakers from the 3VA4, 3VA5, and 3VA6 series |
| Applicable Conductor Cross-Sections | 0.5 to 1.5 square millimeters |
| Number of Slots | 3 slots |
| Approvals | IEC, EAC, CE, UKCA, and UL-listed |
| Termination Style | Screw-type terminal |
| Mounting Position | Left pole |
The Siemens 3VA9978-0BL32 is a shunt trip accessory specifically designed for use with designated circuit breakers from the 3VA series (3VA4, 3VA5, and 3VA6). Operating effectively within a voltage range of 110 to 127 volts AC, this component is crucial for enhancing circuit protection.
This module is capable of a maximum active power draw of 40 watts, along with an apparent power consumption limit of 3 volt-amperes. It functions at input frequencies ranging from 50 to 60 Hertz, making it adaptable for most electrical systems. The unit belongs to overvoltage category III, providing robust surge voltage protection rated up to 4 kilovolts in environments where electrical surges may occur.
Installation considerations include support for conductor cross-sections ranging from 0.5 to 1.5 square millimeters, which offers flexibility for conductor choices. It consists of three slots, enabling convenient integration into various assemblies. Compliance is affirmed through multiple certifications, including IEC, EAC, CE, UKCA, and UL, demonstrating its reliability and suitability for industrial applications.
The termination style is screw-type, ensuring secure connections during operation. As for installation orientation, the 3VA9978-0BL32 is designed to mount on the left pole of a circuit breaker setup, ensuring optimal functionality.
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