The Siemens 3VA9233-0JB11 is a SENTRON TA1.3 circular conductor terminal, sold as a pack of three units, designed as a wire connector accessory for the 3VA52 250 molded-case circuit breaker family.
Terminal ratings and wire range
For stranded copper, the range extends from 14 AWG up to 1/0 AWG, with torque values of 6.2 Nm for 1.5–10 mm², 8.5 Nm for 16–35 mm², and 13.6 Nm for 50 mm². Finely stranded copper also covers 14 AWG to 1/0 AWG, torqued at 6.2 Nm for 1.5–10 mm² and 8.5 Nm for 16–35 mm². Aluminum stranded wire is accepted from 8 AWG minimum to 1/0 AWG maximum. The required stripped length is 0.7 in.