MCCB for line protection — 16 A, 4-pole, TM220 release
Its TM220 thermal-magnetic release provides overload and short-circuit protection, with a rated current of 16 A at 40 °C through 55 °C, derating to 15 A at 60 °C through 70 °C. Breaking capacity is the headline decision point here: 187 kA at 240 V, 121 kA at 415 V, 75.6 kA at 440 V, and 17 kA at both 500 V and 690 V.
