Product Detail:
1.Specification
| Switch Rating Heat Current (A) | Number of Poles | Assorted Fuse | Rated Current (A) | 
| 160 | 3, 4 | NT00 | 4,6,10,16,20,25,32,35,40,50,63,80,100,125,160 | 
| 250 | NT1 | 80,100,125,160,200,224,250 | |
| 400 | NT2 | 125,160,200,224,250,300,315,355,400 | |
| 630 | NT3 | 315,335,400,425,500,630 | 
2.Dimension
| Model | Assorted Fuse | A | B | C | D | a | b | øc | 
| HR17-160/30 | NT00 | 106 | 200 | 83 | 205 | 66 | 25 | ø7 | 
| HR17-250/30 | NT1 | 185 | 247 | 110 | 295 | 114 | 50 | ø11 | 
| HR17-400/30 | NT2 | 210 | 290 | 125 | 340 | 130 | 50 | ø11 | 
| HR17-630/30 | NT3 | 256 | 300 | 145 | 360 | 162 | 50 | ø11 | 
| HR17-160/40 | NT00 | 138 | 200 | 83 | 205 | 100 | 25 | ø7 | 
| HR17-250/40 | NT1 | 242 | 247 | 110 | 295 | 172 | 50 | ø11 | 
| HR17-400/40 | NT2 | 276 | 290 | 125 | 340 | 195 | 50 | ø11 | 
| HR17-630/40 | NT3 | 340 | 300 | 145 | 360 | 243 | 50 | ø11 | 
| Model | Assorted Fuse | A | B | C | D | E | a | b | øc | 
| HR18-160 | NT00 | 105 | 184 | 88 | 160 | 43 | 73 | 25 | ø7 | 
| HR18-250 | NT1 | 184 | 268 | 116 | 230 | 66 | 115 | 50 | ø9 | 
| HR18-400 | NT2 | 210 | 285 | 129 | 256 | 81 | 140 | 50 | ø9 | 
| HR18-630 | NT3 | 250 | 328 | 138 | 315 | 86 | 150 | 50 | ø9 |