Fixed-mounted circuit breaker IEC 60947-2, frame size 2, 4-poles, N-pole left, In=3200A up to 690V AC 50/60Hz, breaking capacity C Icu=130/100kA at 500/690V, Trip unit ETU300 LSIG optimized for standard applica- tions, without display Protection LT, ST, INST, GF, include N-protection, (internal N-sensor available), incl. trip alarm switch (1xCO), rear connection, horizontal top vertical bottom,