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BUCHER WS22GNBB-16-3 24D Solenoid Directional Cartridge Valve

BRAND : BUCHER

With seat?valve shut?off from 2 ? 1

No external pilot drain required

High flow values

Low watt" model (8 W) is available

High pressure wet?armature solenoids

The slip?on coil can be rotated, and it can be

replaced without opening the hydraulic envelope

Various plug connections and voltages

are available

All external parts zinc plated, chromited (CrVI?free)

Can be fitted in a line?mounting body

Can be fitted in stack?mounting bodies

General characteristics Description, value, unit
Designation 2/2 cartridge seat valve
Design seat?valve shut?off, with solenoid operation, two stage
Mounting method screw?in cartridge M42 x 2
Tightening torque 200 ± 10 Nm
Size nominal size 16, cavity type EB to ISO 7789?42?06?0?07
Weight 1.20 kg
Mounting attitude unrestricted
Ambient temperature range ?25 °C +50 °C

Hydraulic characteristics Description, value, unit
Maximum operating pressure (ports 1 and 2) 420 bar
Maximum flow rate 350 l/min
Flow direction 1 ? 2 / 2 ? 1, see symbols
Hydraulic fluid HL and HLP mineral oil to DIN 51 524;
for other fluids, please consult BUCHER
Hydraulic fluid temperature range ?25 °C +80 °C
Viscosity range 10500 mm2/s (cSt), recommended 15...250 mm2/s (cSt)
Minimum fluid cleanliness<...

Details

With seat?valve shut?off from 2 ? 1

No external pilot drain required

High flow values

Low watt" model (8 W) is available

High pressure wet?armature solenoids

The slip?on coil can be rotated, and it can be

replaced without opening the hydraulic envelope

Various plug connections and voltages

are available

All external parts zinc plated, chromited (CrVI?free)

Can be fitted in a line?mounting body

Can be fitted in stack?mounting bodies

General characteristics Description, value, unit
Designation 2/2 cartridge seat valve
Design seat?valve shut?off, with solenoid operation, two stage
Mounting method screw?in cartridge M42 x 2
Tightening torque 200 ± 10 Nm
Size nominal size 16, cavity type EB to ISO 7789?42?06?0?07
Weight 1.20 kg
Mounting attitude unrestricted
Ambient temperature range ?25 °C +50 °C

Hydraulic characteristics Description, value, unit
Maximum operating pressure (ports 1 and 2) 420 bar
Maximum flow rate 350 l/min
Flow direction 1 ? 2 / 2 ? 1, see symbols
Hydraulic fluid HL and HLP mineral oil to DIN 51 524;
for other fluids, please consult BUCHER
Hydraulic fluid temperature range ?25 °C +80 °C
Viscosity range 10500 mm2/s (cSt), recommended 15...250 mm2/s (cSt)
Minimum fluid cleanliness
Cleanliness class to ISO 4406 : 1999
class 20/18/15
Electrical characteristics Description, value, unit
Supply voltage 12 V DC, 24 V DC
115 V AC, 230 V AC (50 60 Hz)
Supply voltage tolerance ± 10 %
Nominal power consumption V DC = 27 W, V AC = 25 W (WR22GN / WR22ON)
V DC = 8 W (WR22GL / WR22OL)
Relative duty cycle 100 %
Protection class to EN 60 529 IP 65 / IP 67, see Ordering code"
(when connector plugs are properly fitted)
Electrical connection 3?pin square plug to ISO 4400 / DIN 43 650 (standard)
for other connectors, see Ordering code"