Return Tank Top / Suction Filter
TANK TOP RETURN FILTER
Hydac tank top return filters are highly versatile and used across a wide range of filtration applications at up to 100° C.
Tank Top Return Filter | RFM-Series
- Nominal pressure: 10 bar
- Temperature range: -30° C to 100° C (short-term: -40 °C)
- Material of filter head: aluminium
- Material of filter bowl: polyamide (except 210, 270)
- Material of cover plate: polyamide
- Type of clogging indicator: VMF Connection thread G 1/8 (return line indication)
- Pressure setting of the clogging indicator: P 2 bar (others on request)
- Bypass cracking pressure: 3 bar (others on request)
Tank Top Return Filter | RF-Series
- Nominal pressure:
- RF 30, 2500 to 15000: 10 bar
- RF 450 and 580: 16 bar
- Temperature range: -10° C to 100° C
- Material of filter housing and cover plate:
- RF 60 to 580: Aluminium
- RF 660 to 1300: EN-GJS-400-15
- Type of clogging indicator: VR Connection thread G ½ (return line indicator up to 25 bar operating pressure)
- VM Differential pressure indicator only for: RF 450 and 580
- Pressure setting of clogging indicator: 2 bar (others on request)
- Bypass cracking pressure: 3 bar (others on request)
Tank Top Return Filter | RKM-Series
- Nominal pressure: Suction operation
- Temperature range: -10 °C to +100 °C
- Material of housing and cover plate: aluminium; GGG40
- Filter head: aluminium
- Filter bowl: polyamide; steel
- Filter head: aluminium
- Filter mesh: wire mesh
- End caps: polyamide
- Central tube: steel, zinc-plated; or on request
- Type of clogging indicator: VR Connection thread G ½ V1/4 Conn. thread NPT (only SFF)
- Pressure setting of the clogging indicator: 0.2 to 2 bar (others on request)
- Bypass cracking pressure: 0.25 bar - 0.3 bar (others on request)
- Cracking pressure of bypass valve for 0.2 bar suction filter elements S (optional)
DUPLEX RETURN FILTER
Designed for operation at 25 bar and in temperatures of up to 100° C, duplex return filters from Hydac provide longer service life and improved functionality.
Duplex Tank-top Return Filter | RFD-Series
- Nominal pressure: 25 bar
- Temperature range: -10° C to 100° C
- Material of filter housing and cover plate: EN-GJS-400-15
- Type of clogging indicator: VR Connection thread G ½ (return line indicator up to 25 bar operating pressure)
- Pressure setting of the clogging indicator: 2 bar (others on request)
- Bypass cracking pressure: 3 bar (others on request)
Duplex Pressure Filter | NFD-Series
- Nominal pressure: 25 bar
- Max. operating pressure: 30 bar at max. 106 cycles
- Temperature range: -10° C to 100° C
- Material of filter head, tube and cover plate: Aluminium
- Material of change-over valve: EN-GJS-400-15 elbow and connection piece
- Type of clogging indicator: VM (differential pressure measurement)
- Pressure setting of the clogging indicator: 2 bar (others on request)
- Bypass cracking pressure: 3 bar (others on request)
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