What this 3VA1 breaker carries
The Siemens 3VA1216-4GF42-0AA0-ZD00 is a 4-pole IEC frame 250 molded case circuit breaker in breaking capacity class S, rated for a 160 A nominal current (In) with an ultimate breaking capacity (Icu) of 36 kA at 415 V. Overload protection is set via a TM240 thermal-magnetic trip unit with an adjustable Ir range of 112 A to 160 A; short-circuit protection (Ii) is adjustable from 5 to 10 times In. The unit includes 100% N-conductor protection and a nut keeper kit, and is specified for DC Power OEM applications in China.