Vana cu 2 sau 3 cai cu actuator SRQ
Supapa are patru opțiuni: SRQ2d ½ ; SRQ2d ¾ ; SRQ3d ½ oraz SRQ3d ¾
Vana ON/OFF cu actuator electric, instalata pe teava de retur a schimbatorului de caldura. Poate opri fluxul de incalzire al mediulu
| SRQ2d 1/2 | SRQ2d 3/4 | SRQ3d 1/2 | SRQ3d 3/4 | |
| Alimentare electrica | AC 230 V, 50/60 Hz |
AC 230 V, 50/60 Hz |
AC 230 V, 50/60 Hz |
AC 230 V, 50/60 Hz |
| Consum maxim de energie | 6,5 W | 6,5 W | 6,5 W | 6,5 W |
| Racorduri | cablu 50 cm, 3 x 0,75 mm2 | cablu 50 cm, 3 x 0,75 mm2 | cable50 cm, 3 x 0,75 mm2 | cable 50 cm, 3 x 0,75 mm2 |
| Grad de protectie | IP20 | IP20 | IP20 | IP20 |
| Interval temperatura ambient | 0…+ 60°C | 0…+ 60°C | 0…+ 60°C | 0…+ 60°C |
| Interval temperatura mediu | +2…+ 93°C (inside valve) |
+2…+ 93°C (inside valve) |
+2…+ 93°C (inside valve) |
+2…+ 93°C |
| Kvs | 3,0 m3/h | 6,5 m3/h | 3,4 m3/h | 6,5 m3/h |
| DN | 15 mm | 20 mm | 15 mm | 20 mm |
| Conectare hidraulica | 1/2 " | 3/4 " | 1/2 " | 3/4 " |
| Presiune maxima admisa PS | 21 | 21 | 21 | 21 |
| Presiune la inchidere delta PS | 2,0 bar | 1,3 bar | 2,0 bar | 1,3 bar |
| Timp de functionare - motor | < 18 s | < 18 s | < 18 s | < 18 s |
| Timp de functionare - arc retur | < 5 s | < 5 s | < 5 s | < 5 s |
| Greutate per unitate | 0,75 kg | 0,90 kg | 0,80 kg | 0,95 kg |