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Atos ADRL & AGRL Type Check Valves, Piloted, In-line or Subplate, Max Flow 500 l/min, Max Pressure 315-400 Bar

Brand :
Atos

Piloted-operated check valves for in-line or subplate mounting, suitable for high-pressure hydraulic systems.

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Description
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Description

Atos ADRL and AGRL check valves are piloted-operated, designed for in-line or subplate mounting with port sizes ranging from G 3/8" to G 1 1/4" or ISO 5781 subplate sizes. ADRL valves support up to 300 l/min and 400 bar, while AGRL valves reach up to 500 l/min and 315 bar. AGRLE variants include external drainage to prevent pressure interference in port A, ensuring reliable performance in complex hydraulic systems.

Key Features

Piloted check valves for in-line or subplate mounting. Sizes G 3/8" to G 1 1/4" and ISO 5781 subplate sizes.

Applications

Suitable for industrial and mobile hydraulic systems requiring piloted operation for reliable flow control under high pressures.

Downloads

Datasheet Atos ADRL & AGRL Series.pdf

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Specifications

Models
ADRL, AGRL, AGRLE
Mounting
In-line mounting (ADRL), Subplate mounting (AGRL, AGRLE)
Maximum flow
ADRL: 300 l/min, AGRL/AGRLE: 500 l/min
Maximum Pressure
ADRL: 400 bar, AGRL/AGRLE: 315 bar
Cracking Pressure Options
0.5 bar, 2 bar, 4 bar, 8 bar
Seals
NBR (standard), FKM (/PE), HNBR (/BT)
Pilot Ratio
ADRL: 2.5–2.8, AGRL: 13.6–14.4
Fluid compatibility
Mineral oils (DIN 51524) and synthetic hydraulic fluids
Ambient temperature
Standard: -20°C to +80°C; HNBR: -40°C to +60°C; FKM: -20°C to +80°C
Compliance
RoHS Directive 2011/65/EU, REACH Regulation (EC) n°1907/2006

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