Duplomatic MVPP-SB pilot-operated check valve, modular NG6 (CETOP 3), holding the actuator on line B only, up to 350 bar.
MVPP version with the check valve on line B, to fit under the NG6 (CETOP 3, ISO 4401-03) solenoid valve. Side B of the actuator stays locked until pressure on line A pilots the check valve open; line A flows freely.
To lock both sides of the actuator, the version is the MVPP-D.
Source: Duplomatic MVPP technical catalogue, version 65 250/115 ED.
Data sheet
Specific References
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