Siemens 5SY7316-8 5SY MCB 3-pole 16 A D-curve 15 kA. Miniature circuit breaker 400 V 15kA, 3-pole, D, 16A, D=70 mm. It belongs to Basic Devices. Recorded manufacturer technical characteristics include Poles: 3; Rated current: 16 A; Tripping curve: D.