Parker Series RDM Direct Operated Pressure Relief Valve

Pressure relief valves series RDM are direct operated piston type valves with low hysteresis. They can be used as P-T relief or as T-T controlled counter balance valve.

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Parker’s pressure relief valves series RDM in sandwich design enable an easy configuration of stack systems. The direct operated piston type valves provide low hysteresis and thus a precise pressure control. Series RDM can be used as P-T relief or as T-T controlled counter balance valve. The valve body is equipped with a pressure gauge port.

Markets:

• Industrial

Benefits:

• Proven direct operated, cushioned piston design – represents our long-term experience in hydraulics
• Fast response, low leakage and minimal hysteresis – for improved process and product accuracy
• 5 pressure adjustment stages – permits an accurate adaption to the application
• Short delivery time for most variations – no warehousing necessary
• Max. pressure settings of:
– 25, 64, 160, 210, 350 bar for RDM2,
– 19, 50, 100, 150, 210 bar for RDM3.
• Adjustment modes:
– Slotted head with lock nut
– Cylinder lock
– Turning knob
• Gauge port
• RDM2 – NG06 (CETOP 03), RDM3 – NG10 (CETOP 05)

Applications:

• Suitable for general hydraulic applications

Technical Specifications

Seal Material	FPM
Mounting Type	Sandwich plate
Operation Type	Direct
Actuation Type	Manually
Product Series	Pressure valve
Weight	1.3 (NG06), 2.6 (NG10) kg
Maximum Flow Rate	40/80 L/min
Maximum Operating Pressure	315/350 bar
Maximum Operating Temperature	60 °C
Minimum Operating Temperature	-20 °C
Body Material	Steel
For Fluid Type	Hydraulic oil
Pressure Control Range	1.5-350 bar
Port Connection	NG06, NG10
Gauge Port Size	G 1/4, M16
Adjustment Mechanism	Hexagon socket, cylinder lock, turning knob
Pressure Relief Valve Type	Direct operated
Function	Pressure relieved from P to T; pressure pre-loading in T

Parker Series RDM Direct Operated Pressure Relief Valve

Markets:

Benefits:

Applications:

Technical Specifications