接地0.712/0.043/0.6430.95×0.75C相接地0.712//0.0430.6421.2×0.75A相接地0.90.022//0.6431.2×0.75B相接地0.9/0.020/0.6431.2×0.75C相接地0.9//0.0200.6423.1.8.2差动保护Ⅱ段校验定值:Icdqd=1.0A;重合闸时间:0.6Sm×0.5×Icdqd故障施加量(A)跳A(s)跳B(s)跳C(s)重合闸(s)1.05×0.5A相接地0.5250.050//0.6431.05×0.5B相接地0.525/0.052/0.6421.05×0.5C相接地0.525//0.0490.6430.95×0.5A相接地0.475////0.95×0.5B相接地0.475////0.95×0.5C相接地0.475////1.2×0.5A相接地0.60.047//0.6421.2×0.5B相接地0.6/0.048/0.6421.2×0.5C相接地0.6//0.0500.643CT断线闭锁差动功能测试(定值:2A):0.95不动,1.05动作3.1.8.3零序差动保护校验定值:Icdqd=1.0A;重合闸时间:0.6S1.25×0.5×Icdqd故障施加量(A)跳A(s)跳B(s)跳C(s)重合闸(s)1.25×0.5A相接地0.6250.0601//0.6421.25×0.5B相接地0.625/0.0587/0.6421.25×0.5C相接地0.625//0.05940.6433.1.9工频变化量距离保护校验3.1.9.1单相接地故障试验定值:Z=7.0Ω;重合闸时间:0.6Sm*Z故障跳A(s)跳B(s)跳C(s)重合闸(s)0.9*ZA相接地////0.9*ZB相接地////0.9*ZC相接地////1.1*ZA相接地0.014//0.6431.1*ZB相接地/0.014/0.642
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