VWR® Generator Back-Up Systems
Model SG 770 generator back-up systems provide continuous backup supply of gas in case of generator failure or power outage.
- Continuous backup supply of gas
- Features diaphragm isolation valves with high leak integrity
- Adjustable gas service
Cylinder turns on automatically when generator pressure drops below preset value, and turns off when generator gas supply increases to standard level. Features 0–125psig line regulator, diaphragm isolation valves with high leak integrity, 91.4 cm (36") flexible pigtail hose with integrated reverse flow check valve, 1/4-turn isolation shut off valves, 0.6 cm (1/4") Swagelok® inlet (with reverse flow check valve) and outlet connections, adjustable gas service, and PTFE seals and seat.
- Catalog No:
- 89080-043
- 89080-031
- 89080-033
- 89080-037
- 89080-045
- 89080-025
- 89080-027
- 89080-039
- Max. flow:
- 700 SCFH air at 90 psig
- 700 SCFH air at 90 psig
- 700 SCFH air at 90 psig
- 700 SCFH air at 90 psig
- 700 SCFH air at 90 psig
- 700 SCFH air at 90 psig
- 700 SCFH air at 90 psig
- 700 SCFH air at 90 psig
- Max. inlet pressure:
- 3000 psig
- 3000 psig
- 3000 psig
- 3000 psig
- 3000 psig
- 3000 psig
- 3000 psig
- 3000 psig
- Required pressure differential:
- 15–20 psig
- 15–20 psig
- 15–20 psig
- 15–20 psig
- 15–20 psig
- 15–20 psig
- 15–20 psig
- 15–20 psig
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