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Standard Pilot Assisted Load Control Valves - E2K1RZN

Name: Standard Pilot Assisted Load Control Valves - E2K1RZN
SKU: E2K1RZN

Parker’s piloted load control valves are designed to operate independent of downstream pressure to prevent runaway loads under dynamic conditions using a pilot signal, handling pressures up to 420 bar (6000 psi) and flows up to 350 lpm (90 gpm).

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SKU E2K1RZN

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Products specifications

Attribute name	Attribute value
Seal Material	Nitrile	Port Size	n/a
Adjustment Mechanism	Screw	Mounting Type	Threaded Cartridge Valve
Pilot Pressure Ratio	3:1	Maximum Flow Rate	16 GAL/MIN, 60 L/MIN
Holding Pressure	3120 PSI, 215 BAR	Pressure Control Range	1305-5000 PSI, 90-350 BAR
Seal Material	Nitrile	Actuation Type	Pilot Operated
Port Size	n/a	Body Material	n/a
Division	Hydraulic Cartridge Systems Division	Division	Hydraulic Systems Division
Pilot Location	External	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Minimum Operating Temperature	-34 °C	Flow Rate	60
Weight	0.37 lb	Maximum Operating Pressure	350 bar
Adjustment Mechanism	Screw	Maximum Inlet Pressure Rating	350 bar
Function	Counterbalance Valve	Mounting Type	Threaded Cartridge Valve
Pilot Pressure Ratio	3:1	Maximum Flow Rate	16 Gal/min
Maximum Operating Temperature	+250 °F	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Valve Material	All parts steel. All operating parts hardened steel
Operating Temperature	-30 to +250 °F	Leak Rate	5 @ 75% of setting drops/min
Cavity Size	CAVT11A	Flow Direction	Cylinder port 1, Valve port 2, Pilot port 3
Holding Pressure	3120 psi	Installation Torque	33-37 lb-ft
Pressure Control Range	40-350 bar	Pressure Control Sensitivity	1508 psi
Operation Type	Restrictive

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