NEUTRONPower Distribution & New Energy
Technical knowledge library
Selection guidance for residual-current protection, surge protection, transfer switching and low-voltage protection coordination.
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Protection / Selection guide
Type B residual current devices are the only class that reliably detects smooth DC residual current, which is why PV inverters, EV charge points and battery storage increasingly demand them. They also cost several times a Type A device, so the procur
Protection / Selection guide
Protecting HVAC plant properly needs surge protective devices at three coordinated locations, not one. Fit a Type 1 or Type 2 device at the main incoming panel to absorb the bulk energy, a Type 2 device at the outdoor condenser disconnect to protect
Protection / Selection guide
Meta description (169 chars): Select a 4-pole Type B RCCB for three-phase circuits: DC leakage, ratings, selectivity, wiring and IEC 62423 checks, with NEUTRON moulded case residual current breakers.