VAG HYsec PRO hydraulic brake and lift unit - internal oil supply for VAG EKN® Butterfly Valves

PN: 6/10/16/25 - DN: 300...1800

Productgroup: Butterfly Valves

Medium: Water, Sea water

The VAG HYsec hydraulic brake and lift unit meets all the requirements of safe and reliable operation. Combined with a VAG EKN® Butterfly Valve or a VAG RIKO® Plunger Valve, it serves as a quick-closing safety valve at turbine inlets and in pumping stations, as a pipe-burst safety device with hydro-mechanical activation or as a quick-opening valve in the turbine bypass.

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Quick-closing valve with hydraulic brake and lift unit
Lever and weight with double bearing, angular joint bearing on one side and with bearing ring made of PTFE gliding sheet on the other side. This prevents the transmission of drop weight loads to the valve bearing.
Modular design of the drop weight allows adaptation to the operation conditions
Two-piece drop-weight lever
Hydraulic cylinder with mounted-on control unit: - directly screwed onto the cylinder without connection pipe or flexible tubes - Integrated stop cock to test the function - Release via solenoid valve (open circuit current/no signal current) - Closing times adjustable with volume controlling valve (independent of viscosity and pressure) - Integrated check valve - Connection hoses unpressurised during operation of the valve
Integrated hydraulic unit with completely closed oil circuit: - no air filter and dehumidifier allowed - Radial piston pump with redundant pump elements - Hand pump and filter element integrated in the pump housing
Adjustable internal damping unit and adjustable limit stop for the closed position
Three limit switches: for open and closed position as well as for keeping the valve open automatically
Compact design consisting of the valve plus mounted actuator

Console and lever: SJ235
Drop weight: Cast iron EN-JL- 1040 (GG-25)
Bearing pins, bolts and coupling: Stainless steel 1.4021
Lever bearing: Stainless steel 1.4305 or rather zinc-free bronze and PTFE
Terminal box: Steel plate
Control unit: Stainless steel 1.4305

Bracket, lever: Epoxy primer and top coating
Drop weight: Epoxy coating

Technical datasheet

VAG HYsec PRO hydraulic brake and lift unit - internal oil supply
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Assembly and operating instruction

HYsec
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Product information

HYsec
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Tender text

HYsec Pro
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Video

HYsec
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Contact

VAG Valves Middle East DMCC
Unit No: 2O-00-A2, J&GPlexS.
Jumeirah Lakes Towers.
P.O. Box :337675, Dubai, UAE
Tel: +971-4-8769133
Fax: +971-4-8769144

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