MD-800D series of microcomputer protection, measurement and control devices are specially developed for system applications such as box transformers, ring network cabinets, small switchgear cabinets and so on.
It can be integrated into circuit breaker or load switch + fuse cabinet. Phase current protection with a variety of operating characteristic curves
Phase current protection, zero sequence overcurrent protection and direct tripping of external contacts with various operating characteristic curves can be used in the following applications
Busbar, line, distribution transformer, motor, capacitor and other protection applications.