Always connect the negative pole to terminal IN- to ensure the internal power supply. Return currents from the loads must not be fed back to the power supply via IN- of the circuit breaker.
EMC – Emission for residential, business and commercial properties and small operations
EMC – Immunity for industrial areas
EMC interference emission for professional devices that are used in business and commercial areas as well as in small businesses
Environmental influences – Moisture and heat, constant
Environmental influences – Part 2-1: Tests – Test A: Cold
Environmental influences – Part 2-2: Tests – Test B: Dry heat
Environmental influences – Part 2–30: Tests – Test Db: Damp heat, cyclical
Environmental influences – Vibrations (sinusoidal)