ABB 空气断路器 - Emax 2 固定式/抽出式
常配的保护单元型号有：PR121、PR122、PR123电子脱扣
| E3V3200 R2000 PR122/P-LSI WMP 4P NST |
| E3V3200 R2000 PR122/P-LI WMP 4P NST |
| E3N3200 ***00 PR121/P-LSI WMP 3P NST |
| E3N3200 ***00 PR121/P-LSIG WMP 4P NST |
| E3N3200 R2000 PR122/P-LI WMP 3P NST |
| E2N1250 R1000 PR122/P-LSI WMP 3P M220Vaa |
| E2N1000 R630 PR122/P-LSI WMP 4Paa |
| E1N800 R630 PR122/P-LI WMP 3P M110Vaa |
| E1N800 R800 PR122/PC-LSI WMP 3Paa |
| E3H3200 ***00 PR122/P-LSIG WMP 4P NST |
| E3V3200 ***00 PR121/P-LSI WMP 4P NST |
| E3N3200 R2000 PR122/P-LI WMP 4P NST |
| E3N3200 ***00 PR122/P-LSI WMP 3P NST |
| E3N3200 ***00 PR122/P-LSI WMP 4P NST |
| E3V3200 ***00 PR123/P-LSI WMP 3P NST |
| E3S3200 R2000 PR123/P-LSIG WMP 3P NST |
| E3V3200 R2000 PR121/P-LSIG WMP 3P NST |
| E2N1600 R1600 PR122/PD-LSI WMP 4Paa |
| E2N1250 R1000 PR122/P-LSI WMP 3P M110Vaa |
| E2N1250 R800 PR122/P-LSI WMP 3P M110Vaa |
| E1B1000 R1000 PR122/PD-LSI WMP 3Paa |