BS 7494-2-1993
电力系统远程保护设备的性能和测试.第2部分:模拟比较系统
Performance and testing of teleprotection equipment of power systems - Analogue comparison system
BS 7494-2-1993 中，可能用到以下仪器设备
- 适用范围
- Gives narrowband and wideband teleprotection systems used to convey analogue information about the primary quantities such as phase or phase and amplitude. The teleprotection equipment can either be separate or integrated in one unit with the protection equipment or the telecommunication equipment.