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The Siemens 3VA9234-0JJ13 is a wire connector accessory, specifically a terminal block, designed for use with the 3VA5 250 circuit breaker series. This accessory facilitates secure and reliable connections for electrical conductors.
It is engineered to accommodate both copper and aluminum stranded conductors, with a minimum size of 2 AWG and a maximum size of 350 kcmil. The stripped length required for connection is 30.5 mm (1.2 inches). The tightening torque specifications are provided for both copper stranded and finely stranded cables, with a value of 31.1 Nm for sizes 50-150 mm² and 275 lb-in for sizes 2 AWG - 350 kcmil.
This wire connector accessory is suitable for applications requiring robust electrical connections within the specified parameters. Its design ensures compatibility with the 3VA5 250 system, providing a crucial component for circuit breaker installations.
The connectable conductor cross-section for copper stranded wire ranges from a minimum of 50 mm² to a maximum of 240 mm².
The connectable conductor cross-section for aluminum stranded wire ranges from a minimum of 50 mm² to a maximum of 240 mm².
The stripped length required is 30.5 mm according to IEC standards and 1.2 inches according to UL standards.
The tightening torque for copper stranded cables between 50-150 mm² is 31.1 Nm.
The permissible temperature for connectable conductors according to UL 486A-486B is 75 °C.
The connectable conductor cross-section for copper stranded wire ranges from a minimum of 2 AWG to a maximum of 350 kcmil.
The tightening torque for copper stranded cables between 2 AWG - 350 kcmil is 275 lb-in.