3VA9143-0JB11
Siemens
Siemens 3VA9143-0JB11 wire connector accessory for 3VA6 150/250 circuit breakers. It supports a wide range of conductor sizes and tightening torques according to IEC and UL standards.
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The Siemens 3VA9144-0JA12 is a terminal block accessory specifically designed for compatibility with 3VA6 150/250 circuit breakers. This accessory facilitates electrical connections, offering support for both IEC and UL standards.
For IEC connections, the terminal block accommodates stranded copper cables with a minimum cross-section of 6 mm² and a maximum of 120 mm², requiring a stripped length of 19 mm. Tightening torques vary based on conductor type and size, ranging from 6 Nm to 10 Nm.
Under UL standards, it supports solid copper cables from 10 AWG minimum to 10 AWG maximum, and stranded or finely stranded copper cables from 10 AWG minimum to 3/0 AWG maximum. The stripped length required is 0.75 inches, with tightening torques ranging from 105 lb-in to 140 lb-in.
This accessory is crucial for ensuring secure and compliant electrical connections in systems utilizing Siemens 3VA6 circuit breakers.
Under IEC standards, the Siemens 3VA9144-0JA12 accessory supports stranded copper cables with a minimum cross-section of 6 mm² and a maximum of 120 mm².
The required stripped length for IEC connections on the 3VA9144-0JA12 is 19 mm.
For IEC connections, the tightening torque for solid conductors (6-16 mm²) is 6 Nm, for stranded conductors (6-25 mm²) is 6 Nm and (35-120 mm²) is 10 Nm, and for finely stranded conductors (10-25 mm²) is 6 Nm and (35-95 mm²) is 10 Nm.
Under UL standards, the Siemens 3VA9144-0JA12 accessory supports solid copper cables from 10 AWG minimum to 10 AWG maximum, and stranded or finely stranded copper cables from 10 AWG minimum to 3/0 AWG maximum.
The required stripped length for UL connections on the 3VA9144-0JA12 is 0.75 inches.
For UL connections, the tightening torque for solid 10 AWG is 105 lb-in, for stranded (10-4 AWG) is 105 lb-in and (3-3/0 AWG) is 140 lb-in, and for finely stranded (10-4 AWG) is 105 lb-in and (3-3/0 AWG) is 140 lb-in.
The Moisture Sensitivity Level (MSL) is 1 Unlimited.
