VFD Valve, Piston Complete
Tel. +47 70 03 91 00
www.jetsgroup.com
Product No. 054100973
Doc. Rev.: 8 (2022-03-04)
3
Function and Principle
Explanation of VFD Valve Function
℮
Water Inlet
ℯ
VPC-V Controller
ℰ
Release Mechanism
ℱ
Non-return Valve
Ⅎ
D Valve
ℳ
Source (toilet, urinal, etc.)
(A) Water Supply
(B) Water Inlet to the Source
(C) Outlet from the Source
(D) Air Inlet
(E) D Valve Outlet
(*) Vacuum in the piping as indicated.
Normal Position: Closed Valve
● VPC-V Controller
ℯ
- CLOSED
● D Valve
Ⅎ
- CLOSED
Emptying Sequence
1. Release Mechanism
ℰ
- OPEN
2. VPC-V Controller
ℯ
- OPEN
3. D Valve
Ⅎ
- OPEN
Closing Sequence
1. Release Mechanism
ℰ
- CLOSED
2. Air is sucked into the VPC Controller
ℯ
deciding the controller's timing.
3. VPC-V Controller
ℯ
- CLOSED
4. D Valve
Ⅎ
- CLOSED
Result: Effluent is sucked by vacuum from the source. Water flows to the
source.
