An ATEX certified defense against explosion in ducting, ventilation, and extraction systems.
Explosion Isolation Valve SNR (ATEX certified to standard EN 16447 / 2014)
Tested for organic, inorganic and metal dust!
Material: Mild steel painted to RAL 3020 or Stainless Steel
Size |
Typ |
Pred max |
Distance |
Kst max |
Pressure Drop |
A |
B |
C |
D |
E |
F |
G |
H |
Weight |
DN 160* |
SNR 160 |
0,5 bar |
2m |
400 bar m/s |
100 - 120 Pa |
360 |
340 |
550 |
340 |
300 |
180 |
170 |
- |
20 kg |
DN 200* |
SNR 200 |
0,5 bar |
2m |
400 bar m/s |
100 - 120 Pa |
360 |
340 |
550 |
340 |
300 |
180 |
170 |
- |
20kg |
DN 250* |
SNR 250 |
0,5 bar |
2m |
400 bar m/s |
100 - 120 Pa |
410 |
390 |
600 |
390 |
325 |
205 |
195 |
- |
25kg |
DN 315* |
SNR 300 |
0,5 bar |
2m |
400 bar m/s |
100 - 120 Pa |
460 |
440 |
670 |
600 |
350 |
230 |
220 |
- |
38kg |
DN 355* |
SNR 350 |
0,5 bar |
2m |
400 bar m/s |
100 - 120 Pa |
510 |
490 |
720 |
650 |
375 |
255 |
245 |
- |
45kg |
DN 400* |
SNR 400 |
0,5 bar |
2m |
400 bar m/s |
100 - 120 Pa |
560 |
590 |
770 |
750 |
400 |
280 |
270 |
350 |
54kg |
DN 450* |
SNR 450 |
0,5 bar |
3m |
400 bar m/s |
100 - 120 Pa |
610 |
640 |
820 |
845 |
425 |
305 |
295 |
400 |
68kg |
DN 500* |
SNR 500 |
0,5 bar |
3m |
400 bar m/s |
150 - 180 Pa |
660 |
690 |
870 |
985 |
450 |
300 |
320 |
460 |
80kg |
DN 560* |
SNR 550 |
0,5 bar |
3m |
400 bar m/s |
150 - 180 Pa |
710 |
740 |
920 |
950 |
475 |
355 |
345 |
500 |
100kg |
DN 600* |
SNR 600 |
0,5 bar |
3m |
400 bar m/s |
150 - 180 Pa |
760 |
790 |
970 |
1045 |
500 |
380 |
370 |
550 |
115kg |
DN 630* |
SNR 650 |
0,5 bar |
3m |
400 bar m/s |
150 - 180 Pa |
810 |
840 |
1020 |
1145 |
525 |
405 |
395 |
605 |
125kg |
DN 710* |
SNR 700 |
0,5 bar |
3m |
400 bar m/s |
150 - 180 Pa |
860 |
890 |
1070 |
1195 |
550 |
430 |
420 |
650 |
135kg |
DN 800* |
SNR 800 |
0,25 bar |
3m |
299 bar m/s |
160 - 200 Pa |
980 |
1005 |
1330 |
1435 |
660 |
660 |
480 |
715 |
330kg |
DN 900* |
SNR 900 |
0,25 bar |
3m |
299 bar m/s |
160 - 200 Pa |
1080 |
1105 |
1430 |
1535 |
710 |
710 |
530 |
710 |
390kg |
DN 1000* |
SNR 1000 |
0,25 bar |
3m |
299 bar m/s |
160 - 200 Pa |
1180 |
1205 |
1530 |
1635 |
760 |
760 |
580 |
910 |
453kg |
* Flanges acc. to DIN 24154 R1 (Inside - ᴓ may vary )
NW |
Inside - ᴓ |
Pitch circle ᴓ |
Bore - ᴓ |
No. of holes |
160 |
159 |
192 |
9,5 |
6 |
200 |
200 |
233 |
9,5 |
6 |
250 |
246 |
283 |
9,5 |
6 |
315 |
299 |
352 |
9,5 |
8 |
355 |
349 |
392 |
9,5 |
8 |
400 |
398 |
438 |
9,5 |
8 |
450 |
447 |
488 |
9,5 |
8 |
500 |
498 |
538 |
9,5 |
8 |
560 |
549 |
600 |
9,5 |
12 |
600 |
598 |
641 |
9,5 |
12 |
630 |
629 |
670 |
9,5 |
12 |
710 |
699 |
750 |
9,5 |
12 |
800 |
798 |
840 |
9,5 |
16 |
900 |
899 |
940 |
9,5 |
16 |
1000 |
999 |
1041 |
9,5 |
16 |
Optional:
Blade locking mechanism