对于PR120/V 的扩展保护功能： (L和S 有热存储记忆功能；S和G或D有区域选择功能。)
  欠压整定(UV):(可关断) U8 = 0.5~0.95* Un； 级差为 0.01* Un； t8 = 0.1~5.0s; 级差为 0.1s;
  过压整定(OV):(可关断) U9 = 1.05~1.20* Un； 级差为 0.01* Un； t9 = 0.1~5.0s; 级差为 0.1s;
  剩余电压整定(RV):(可关断) U10 = 0.1~0.4* Un; 级差为 0.05* Un; t10 = 0.5~30.0s; 级差为 0.5s;
  逆功率保护整定(RP):(可关断) P11 = -0.3~-0.1* Pn; 级差为 0.02* Pn; t11 = 0.5~25s; 级差为 0.1s;
  低频保护(UF)： f12 = 0.9~0.99 *fn; 级差为 0.01* fn; t9 = 0.5~3s; 级差为 0.1s;
  超频保护(OF)： f13 = 1.01~1.10 *fn; 级差为 0.01* fn; t10 = 0.5~3s; 级差为 0.1s;
空气断路器- New Emax
断路器和变压器的保护（SK=750MVA Vn=400V）
ABB 低压电器元件选用手册
空气断路器- New Emax
1
2. 当两个及以上断路器串接时，其相互间可形成后备保护配合或选择性保护配合(参见第7章)。
注意：
上表所列的值只适用于前页所描述的条件下，表中所选断路器只考虑到工作电流及预期短路电流，要想正确选型，还必须要考虑到线路的选择保护，后备保护及是否
需要选择限流型断路器等等。因此，设计人员应仔细进行验证。
以上断路器一般只针对Emax 系列。对于有(*)标识断路器，也可选用Tmax 或 Isomax S 系列断路器。必须记住，上表所得出的数值是假设变压器一次侧的系统容量是
750MVA。同时，对于连接铜排的阻抗也没有考虑进去。

E1B800 R400 PR121/P-LI FHR NST
E1B800 R400 PR121/P-LSI FHR NST
E1B800 R400 PR121/P-LSIG FHR NST
E1B800 R400 PR122/P-LI FHR NST
E1B800 R400 PR122/P-LSI FHR NST
E1B800 R400 PR122/P-LSIG FHR NST
E1B800 R400 PR123/P-LSI FHR NST
E1B800 R400 PR123/P-LSIG FHR NST
E1B800 R630 PR121/P-LI FHR NST
E1B800 R630 PR121/P-LSI FHR NST
E1B800 R630 PR121/P-LSIG FHR NST
E1B800 R630 PR122/P-LI FHR NST
E1B800 R630 PR122/P-LSI FHR NST
E1B800 R630 PR122/P-LSIG FHR NST
E1B800 R630 PR123/P-LSI FHR NST
E1B800 R630 PR123/P-LSIG FHR NST
E1B800 R800 PR121/P-LI FHR NST
E1B800 R800 PR121/P-LSI FHR NST
E1B800 R800 PR121/P-LSIG FHR NST
E1B800 R800 PR122/P-LI FHR NST
E1B800 R800 PR122/P-LSI FHR NST
E1B800 R800 PR122/P-LSIG FHR NST
E1B800 R800 PR123/P-LSI FHR NST
E1B800 R800 PR123/P-LSIG FHR NST
E1B1000 R400 PR121/P-LI FHR NST
E1B1000 R400 PR121/P-LSI FHR NST
E1B1000 R400 PR121/P-LSIG FHR NST
E1B1000 R400 PR122/P-LI FHR NST
E1B1000 R400 PR122/P-LSI FHR NST
E1B1000 R400 PR122/P-LSIG FHR NST
E1B1000 R400 PR123/P-LSI FHR NST
E1B1000 R400 PR123/P-LSIG FHR NST
E1B1000 R800 PR121/P-LI FHR NST
E1B1000 R800 PR121/P-LSI FHR NST
E1B1000 R800 PR121/P-LSIG FHR NST
E1B1000 R800 PR122/P-LI FHR NST
E1B1000 R800 PR122/P-LSI FHR NST
E1B1000 R800 PR122/P-LSIG FHR NST
E1B1000 R800 PR123/P-LSI FHR NST
E1B1000 R800 PR123/P-LSIG FHR NST
E1B1000 R1000 PR121/P-LI FHR NST
E1B1000 R1000 PR121/P-LSI FHR NST
E1B1000 R1000 PR121/P-LSIG FHR NST
E1B1000 R1000 PR122/P-LI FHR NST
E1B1000 R1000 PR122/P-LSI FHR NST
E1B1000 R1000 PR122/P-LSIG FHR NST
E1B1000 R1000 PR123/P-LSI FHR NST
E1B1000 R1000 PR123/P-LSIG FHR NST
E1B1250 R400 PR121/P-LI FHR NST
E1B1250 R400 PR121/P-LSI FHR NST
E1B1250 R400 PR121/P-LSIG FHR NST
E1B1250 R400 PR122/P-LI FHR NST
E1B1250 R400 PR122/P-LSI FHR NST
E1B1250 R400 PR122/P-LSIG FHR NST
E1B1250 R400 PR123/P-LSI FHR NST
E1B1250 R400 PR123/P-LSIG FHR NST
E1B1250 R800 PR121/P-LI FHR NST
E1B1250 R800 PR121/P-LSI FHR NST
E1B1250 R800 PR121/P-LSIG FHR NST
E1B1250 R800 PR122/P-LI FHR NST
E1B1250 R800 PR122/P-LSI FHR NST
E1B1250 R800 PR122/P-LSIG FHR NST
E1B1250 R800 PR123/P-LSI FHR NST
E1B1250 R800 PR123/P-LSIG FHR NST
E1B1250 R1250 PR121/P-LI FHR NST
E1B1250 R1250 PR121/P-LSI FHR NST
E1B1250 R1250 PR121/P-LSIG FHR NST
E1B1250 R1250 PR122/P-LI FHR NST
E1B1250 R1250 PR122/P-LSI FHR NST
E1B1250 R1250 PR122/P-LSIG FHR NST
E1B1250 R1250 PR123/P-LSI FHR NST
E1B1250 R1250 PR123/P-LSIG FHR NST
E1B1600 R400 PR121/P-LI FHR NST
E1B1600 R400 PR121/P-LSI FHR NST
E1B1600 R400 PR121/P-LSIG FHR NST
E1B1600 R400 PR122/P-LI FHR NST
E1B1600 R400 PR122/P-LSI FHR NST
E1B1600 R400 PR122/P-LSIG FHR NST
E1B1600 R400 PR123/P-LSI FHR NST
E1B1600 R400 PR123/P-LSIG FHR NST
E1B1600 R800 PR121/P-LI FHR NST
E1B1600 R800 PR121/P-LSI FHR NST
E1B1600 R800 PR121/P-LSIG FHR NST
E1B1600 R800 PR122/P-LI FHR NST
E1B1600 R800 PR122/P-LSI FHR NST
E1B1600 R800 PR122/P-LSIG FHR NST
E1B1600 R800 PR123/P-LSI FHR NST
E1B1600 R800 PR123/P-LSIG FHR NST
E1B1600 R1600 PR121/P-LI FHR NST
E1B1600 R1600 PR121/P-LSI FHR NST
E1B1600 R1600 PR121/P-LSIG FHR NST
E1B1600 R1600 PR122/P-LI FHR NST
E1B1600 R1600 PR122/P-LSI FHR NST
E1B1600 R1600 PR122/P-LSIG FHR NST
E1B1600 R1600 PR123/P-LSI FHR NST
E1B1600 R1600 PR123/P-LSIG FHR NST
E2B1600 R400 PR121/P-LI FHR NST
E2B1600 R400 PR121/P-LSI FHR NST
E2B1600 R400 PR121/P-LSIG FHR NST
E2B1600 R400 PR122/P-LI FHR NST
E2B1600 R400 PR122/P-LSI FHR NST
E2B1600 R400 PR122/P-LSIG FHR NST
E2B1600 R400 PR123/P-LSI FHR NST
E2B1600 R400 PR123/P-LSIG FHR NST
E2B1600 R630 PR121/P-LI FHR NST
E2B1600 R630 PR121/P-LSI FHR NST
E2B1600 R630 PR121/P-LSIG FHR NST
E2B1600 R630 PR122/P-LI FHR NST
E2B1600 R630 PR122/P-LSI FHR NST
E2B1600 R630 PR122/P-LSIG FHR NST
E2B1600 R630 PR123/P-LSI FHR NST
E2B1600 R630 PR123/P-LSIG FHR NST
E2B1600 R800 PR121/P-LI FHR NST
E2B1600 R800 PR121/P-LSI FHR NST
E2B1600 R800 PR121/P-LSIG FHR NST
E2B1600 R800 PR122/P-LI FHR NST
E2B1600 R800 PR122/P-LSI FHR NST
E2B1600 R800 PR122/P-LSIG FHR NST
E2B1600 R800 PR123/P-LSI FHR NST
E2B1600 R800 PR123/P-LSIG FHR NST
E2B1600 R1600 PR121/P-LI FHR NST
E2B1600 R1600 PR121/P-LSI FHR NST
E2B1600 R1600 PR121/P-LSIG FHR NST
E2B1600 R1600 PR122/P-LI FHR NST
E2B1600 R1600 PR122/P-LSI FHR NST
E2B1600 R1600 PR122/P-LSIG FHR NST
E2B1600 R1600 PR123/P-LSI FHR NST
E2B1600 R1600 PR123/P-LSIG FHR NST
E2B2000 R800 PR121/P-LI FHR NST
E2B2000 R800 PR121/P-LSI FHR NST
E2B2000 R800 PR121/P-LSIG FHR NST
E2B2000 R800 PR122/P-LI FHR NST
E2B2000 R800 PR122/P-LSI FHR NST
E2B2000 R800 PR122/P-LSIG FHR NST
E2B2000 R800 PR123/P-LSI FHR NST
E2B2000 R800 PR123/P-LSIG FHR NST
E2B2000 R1250 PR121/P-LI FHR NST
E2B2000 R1250 PR121/P-LSI FHR NST
E2B2000 R1250 PR121/P-LSIG FHR NST
E2B2000 R1250 PR122/P-LI FHR NST
E2B2000 R1250 PR122/P-LSI FHR NST
E2B2000 R1250 PR122/P-LSIG FHR NST
E2B2000 R1250 PR123/P-LSI FHR NST
E2B2000 R1250 PR123/P-LSIG FHR NST
E2B2000 R2000 PR121/P-LI FHR NST
E2B2000 R2000 PR121/P-LSI FHR NST
E2B2000 R2000 PR121/P-LSIG FHR NST
E2B2000 R2000 PR122/P-LI FHR NST
E2B2000 R2000 PR122/P-LSI FHR NST
E2B2000 R2000 PR122/P-LSIG FHR NST
E2B2000 R2000 PR123/P-LSI FHR NST
E2B2000 R2000 PR123/P-LSIG FHR NST
E1N800 R400 PR121/P-LI FHR NST
E1N800 R400 PR121/P-LSI FHR NST
E1N800 R400 PR121/P-LSIG FHR NST
E1N800 R400 PR122/P-LI FHR NST
E1N800 R400 PR122/P-LSI FHR NST
E1N800 R400 PR122/P-LSIG FHR NST
E1N800 R400 PR123/P-LSI FHR NST
E1N800 R400 PR123/P-LSIG FHR NST
E1N800 R630 PR121/P-LI FHR NST
E1N800 R630 PR121/P-LSI FHR NST
E1N800 R630 PR121/P-LSIG FHR NST
E1N800 R630 PR122/P-LI FHR NST
E1N800 R630 PR122/P-LSI FHR NST
E1N800 R630 PR122/P-LSIG FHR NST
E1N800 R630 PR123/P-LSI FHR NST
E1N800 R630 PR123/P-LSIG FHR NST
E1N800 R800 PR121/P-LI FHR NST
E1N800 R800 PR121/P-LSI FHR NST
E1N800 R800 PR121/P-LSIG FHR NST
E1N800 R800 PR122/P-LI FHR NST
E1N800 R800 PR122/P-LSI FHR NST
E1N800 R800 PR122/P-LSIG FHR NST
E1N800 R800 PR123/P-LSI FHR NST
E1N800 R800 PR123/P-LSIG FHR NST
E1N1000 R400 PR121/P-LI FHR NST
E1N1000 R400 PR121/P-LSI FHR NST
E1N1000 R400 PR121/P-LSIG FHR NST
E1N1000 R400 PR122/P-LI FHR NST
E1N1000 R400 PR122/P-LSI FHR NST
E1N1000 R400 PR122/P-LSIG FHR NST
E1N1000 R400 PR123/P-LSI FHR NST
E1N1000 R400 PR123/P-LSIG FHR NST
E1N1000 R800 PR121/P-LI FHR NST
E1N1000 R800 PR121/P-LSI FHR NST
E1N1000 R800 PR121/P-LSIG FHR NST
E1N1000 R800 PR122/P-LI FHR NST
E1N1000 R800 PR122/P-LSI FHR NST
E1N1000 R800 PR122/P-LSIG FHR NST
E1N1000 R800 PR123/P-LSI FHR NST
E1N1000 R800 PR123/P-LSIG FHR NST
E1N1000 R1000 PR121/P-LI FHR NST
E1N1000 R1000 PR121/P-LSI FHR NST
E1N1000 R1000 PR121/P-LSIG FHR NST
E1N1000 R1000 PR122/P-LI FHR NST
E1N1000 R1000 PR122/P-LSI FHR NST
E1N1000 R1000 PR122/P-LSIG FHR NST
E1N1000 R1000 PR123/P-LSI FHR NST
E1N1000 R1000 PR123/P-LSIG FHR NST
E1N1250 R400 PR121/P-LI FHR NST
E1N1250 R400 PR121/P-LSI FHR NST
E1N1250 R400 PR121/P-LSIG FHR NST
E1N1250 R400 PR122/P-LI FHR NST
E1N1250 R400 PR122/P-LSI FHR NST
E1N1250 R400 PR122/P-LSIG FHR NST
E1N1250 R400 PR123/P-LSI FHR NST
E1N1250 R400 PR123/P-LSIG FHR NST
E1N1250 R800 PR121/P-LI FHR NST
E1N1250 R800 PR121/P-LSI FHR NST
E1N1250 R800 PR121/P-LSIG FHR NST
E1N1250 R800 PR122/P-LI FHR NST
E1N1250 R800 PR122/P-LSI FHR NST
E1N1250 R800 PR122/P-LSIG FHR NST
E1N1250 R800 PR123/P-LSI FHR NST
E1N1250 R800 PR123/P-LSIG FHR NST
E1N1250 R1250 PR121/P-LI FHR NST
E1N1250 R1250 PR121/P-LSI FHR NST
E1N1250 R1250 PR121/P-LSIG FHR NST
E1N1250 R1250 PR122/P-LI FHR NST
E1N1250 R1250 PR122/P-LSI FHR NST
E1N1250 R1250 PR122/P-LSIG FHR NST
E1N1250 R1250 PR123/P-LSI FHR NST
E1N1250 R1250 PR123/P-LSIG FHR NST
E1N1600 R400 PR121/P-LI FHR NST
E1N1600 R400 PR121/P-LSI FHR NST
E1N1600 R400 PR121/P-LSIG FHR NST
E1N1600 R400 PR122/P-LI FHR NST
E1N1600 R400 PR122/P-LSI FHR NST
E1N1600 R400 PR122/P-LSIG FHR NST
E1N1600 R400 PR123/P-LSI FHR NST
E1N1600 R400 PR123/P-LSIG FHR NST
E1N1600 R800 PR121/P-LI FHR NST
E1N1600 R800 PR121/P-LSI FHR NST
E1N1600 R800 PR121/P-LSIG FHR NST
E1N1600 R800 PR122/P-LI FHR NST
E1N1600 R800 PR122/P-LSI FHR NST
E1N1600 R800 PR122/P-LSIG FHR NST
E1N1600 R800 PR123/P-LSI FHR NST
E1N1600 R800 PR123/P-LSIG FHR NST
E1N1600 R1600 PR121/P-LI FHR NST
E1N1600 R1600 PR121/P-LSI FHR NST
E1N1600 R1600 PR121/P-LSIG FHR NST
E1N1600 R1600 PR122/P-LI FHR NST
E1N1600 R1600 PR122/P-LSI FHR NST
E1N1600 R1600 PR122/P-LSIG FHR NST
E1N1600 R1600 PR123/P-LSI FHR NST
E1N1600 R1600 PR123/P-LSIG FHR NST
E2N1000 R400 PR121/P-LI FHR NST
E2N1000 R400 PR121/P-LSI FHR NST
E2N1000 R400 PR121/P-LSIG FHR NST
E2N1000 R400 PR122/P-LI FHR NST
E2N1000 R400 PR122/P-LSI FHR NST
E2N1000 R400 PR122/P-LSIG FHR NST
E2N1000 R400 PR123/P-LSI FHR NST
E2N1000 R400 PR123/P-LSIG FHR NST