论文-Research of the relay protection complex automatic system of the electric wire netting 热度: 20080325 SEL-751A FeederProtectionRelay InstructionManual *PM751A-01-NB* SEL-751ARelayInstructionManualDateCode20080325 TherelaycontainsdevicessensitivetoElectrostaticDischarge(ESD). ...
The relay auto- matically displays new alarm points while in manual- scrolling mode and in autoscrolling mode. You can con- figure the alarm points message and trigger it either immediately by using inputs, communications, or condi- tionally by using powerful SELOGIC control equations. The ...
(PAC) Batch System Controls or Other IED Scale or Other Smart Device Figure 1 Functional Diagram in Utility Substation Applications SEL-710 SEL Motor Protection Relay PLC, PAC, or Other Smart Device Watchdog Functionality An embedded controller provides an extra level of auto- mation controller ...
The relay can receive as many as 32 sync messages per second. SEL-411L GPS SEL-2488 SEL-2741 SEL-421 SEL-451 SEL-487B SEL-400G Figure 31 Example PTP Network SNTP Time Synchronization Use SNTP to cost-effectively synchronize SEL-400G equipped with Ethernet communication to as little as ...
SEL-487B Bus Differential and Breaker Failure Relay SEL-487E Transformer Protection Relay SEL-487V Capacitor Protection and Control System SEL-501 Dual Universal Overcurrent Relay SEL-5030 acSELerator QuickSet Software SEL-5032 acSELerator Architect Software ...
SEL-787 Transformer Protection Relay 保护和监控工业变压器的应用与通用sel-787变压器继电保护。应用2三相绕组的输入,和一个可选的单相变压器综合保护限制接地故障输入、三相电压输入。福利包括*自动化和灵活性,单或双,铜或光纤以太网通信端口,资产管理数据,易于改造zui机电式继电器。