| 型号 | 额定电流 |
| (A) | |
| NF30-CS | 3, 5, 10, 15, 20, 30 |
| NF63-CW | 3, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63 |
| NF125-CW | 50, 63, 80, 100, 125 |
| NF250-CW | 125, 150, 175, 200, 225, 250 |
| NF400-CW | 250, 300, 350, 400 |
| NF630-CW | 500, 600, 630 |
| NF800-CEW | 400-450-500-600-700-800 电子可调 |
| NF32-SW | 3, 4, 6, 10, 16, 20, 25, 32 |
| NF63-SW | 3, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63 |
| NF125-SW | 16，20，32，40，50, 63, 80, 100, 125 |
| NF125-SGW RT | 16-25,25-40,40-63,63-100,80-125 电磁可调 |
| NF125-SGW RE | 16-32,32-63,63-100,75-125 电子可调 |
| NF160-SW | 125, 150, 160 |
| NF160-SGW RT | 125-160 电磁可调 |
| NF160-SGW RE | 80-160 电子可调 |
| NF250-SW | 125, 150, 175, 200, 225, 250 |
| NF250-SGW RT | 125-160, 160-250 电磁可调 |
| NF250-SGW RE | 125-150-175-200-250 电子可调 |
| NF400-SW | 250, 300, 350, 400 |
| NF400-SEW | 200-225-250-300-350-400 电子可调 |
| NF630-SW | 500, 600, 630 |
| NF630-SEW | 300-350-400-500-600-630 电子可调 |
| NF800-SEW | 400-450-500-600-700-800 电子可调 |
| NF1000-SEW | 500-600-700-800-900-1000 电子可调 |
| NF1250-SEW | 600-700-800-1000-1200-1250 电子可调 |
| NF1600-SEW | 800-1000-1200-1400-1500-1600 电子可调 |
| NF63-HW | 10, 16, 20, 25, 32, 40, 50, 63 |
| NF125-HW | 16，20，32，40，50, 63, 80, 100 |
| NF125-HGW RT | 16-25,25-40,40-63,63-100,80-125 电磁可调 |
| NF125-HGW RE | 16-32, 32-63, 63-100, 75-125 电子可调 |
| NF160-HW | 125, 150, 160 |
| NF160-HGW RT | 125-160 电磁可调 |
| NF160-HGW RE | 80-160 电子可调 |
| NF250-HW | 125, 150, 175, 200, 225, 250 |
| NF250-HGW RT | 125-160, 160-250 电磁可调 |
| NF250-HGW RE | 125-250 电子可调 |
| NF400-HEW | 200-225-250-300-350-400 电子可调 |
| NF630-HEW | 300-350-400-500-600-630 电子可调 |
| NF800-HEW | 400-450-500-600-700-800 电子可调 |
