Decommissioning; Technical Data; General Technical Data - Grundfos Vaccuperm VGA-113 Installation And Operating Instructions Manual

11. Replace the O-rings of the spindle by new ones, slightly apply
PTFE grease to them.
Do not apply any grease to the groove of the spindle.
12. Replace the O-ring of the rate valve cartridge.
Mount all parts in reverse sequence.

10. Decommissioning

Seal the inlet and outlet connections of the dismantled
system components to avoid ingress of moisture.
For details on decommissioning, see the separate installation and
operating instructions of the Vaccuperm gas dosing system.

11. Technical data

DANGER
Toxic material
Death or serious personal injury
‐
Observe the values stated in the technical data
section.

11.1 General technical data

Permissible medium Chlorine gas
Capacity Up to 4000 g/h
Adjustment ratio 1:20
Accuracy ± 4 %
According to the floater principle, measuring
Measuring device
tube 70 mm
• Enclosure: PVC
• Springs: alloy C-4, silver-coated
Material • Diaphragm: FEP
• Rate valve: PVC
• O-rings: FKM
Connections Vacuum connection: PE hose 8/11 mm
Without servomotor: 0.9 kg
Weight
With servomotor: 3.1 kg
• Supply voltage: 110-240 V, 50/60 Hz or
24 VDC
• Input/output signal: 4-20 mA
• Enclosure: IP65
Servomotor data
• Actuating time (1-100 %): 90 s
• Power consumption: 15 VA
• Fault relay: potential-free, NC
Permissible vacuum
VGA-111
regulator
15