


Product Overview:GWZC-9861 Bus-Tie Automatic Transfer Protection Relay is suitable for automatic transfer of incoming line switches, inner bridge switches, and main transformer switches at voltage levels below 110kV. It can be installed in panel assemblies or locally within switchgear cabinets.
Product functions(ANSI):50/51 | 51VI | 49 | 74
Communication functions: IEC61850 | IEC 60870-5-103 | MODBUS RTU | 2× Ethernet Ports | 2× RS-485
Product Overview : The GWZC-9851 PT Protection Relay provides overvoltage and undervoltage protection for 110kV and below busbar PTs, typically installed in switchgear cabinets for voltage monitoring.
Product functions(ANSI): 59 | 27 | 59N | IEC 61850: XCBR.AlmCCS/MMXU.AlmPTFF
Communication functions: IEC61850 | IEC 60870-5-103 | MODBUS RTU | 2× Ethernet Ports | 2× RS-485
Product Overview : GWZC-9811 Line Protection Relay is designed for the protection of 33kV & 66kV transmission lines and feeder circuits, featuring easy installation and simple commissioning.
Product functions(ANSI):51P/27 | 51I | 51N | 49 | 46 | 59/27/59N
Communication functions: IEC61850 | IEC 60870-5-103 | MODBUS RTU | 2× Ethernet Ports | 2× RS-485
Product Overview:The VIP-96S88C is a generator comprehensive protection relay that integrates differential protection and backup protection.
Product functions(ANSl):87G;60FL;50;50N;51;51N;51AC;40;49;46;46IT;58/59N;60FL;74;81L/81R
Communication functions:Ethernet 103, MODBUS RTU, 2×ETH, 2×RS485
Product Overview:The Capacitor Protection Relay is designed for low-voltage (LV) and medium-voltage (MV) capacitor bank protection and is typically installed in switchgear cabinets within substations, industrial plants, and power distribution systems.
Product functions(ANSI):51P | 67P | 51PI | 51N | 67N | 59 | 27 | 47 | 74 | 63 | 49 | 38
Communication functions: IEC61850 | IEC 60870-5-103 | MODBUS RTU | 2× Ethernet Ports | 2× RS-485
Product Overview : GWZC-9831 Motor Protection Relay Designed specifically for 0.4kV and 10kV motor protection applications, this relay enhances motor reliability, safety, and automation levels in industrial and power distribution systems.
Product functions(ANSI):50/51 | 49 | 48 | 46 (Stage I) | 51N/50N | 48LR | 66 | 59 | 27 | 59N | 81O | 81U | 60FL | 27X | 74 | 50BF | 38 | 49T
Communication functions : IEC61850 | IEC 60870-5-103 | MODBUS RTU | 2× Ethernet Ports | 2× RS-485
Product Overview : GWZC-9821 Transformer Protection Relay Specifically designed for power transformers, this device is installed in switchgear cabinets of substations and industrial power distribution systems to ensure safe and reliable operation of transformers.
Product functions(ANSI):51P/27 | 51I | 51N | 49 | 46 | 59/27/59N
Communication functions : IEC61850 | IEC 60870-5-103 | MODBUS RTU | 2× Ethernet Ports | 2× RS-485