Its core products include: the BP series busbar protection (such as BP-2C), applicable to all voltage levels and various main wiring configurations; the PRS series ultra-high voltage protection (such as PRS-753 line protection, PRS-778 main transformer. Its core products include: the BP series busbar protection (such as BP-2C), applicable to all voltage levels and various main wiring configurations; the PRS series ultra-high voltage protection (such as PRS-753 line protection, PRS-778 main transformer. CYG provides a full range of relay protection products covering from medium and low voltage to ultra-high voltage. There are three types available: generator. The PRS-1S is an electronic motor protection relay with high functionality that detects various states when an AC motor starts and while it is operating. PRS-778 can detect and clear all types of internal faults. It also lists the operations on safe handling, commissioning and maintaining of this equipment.
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