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376
2/2 Solenoid Directional Valve
Metric Cartridge – 350 bar
Normally open
WSM12120V-01
Poppet Type - Pilot Operated
up to 110 l/min
up to 350 bar
When the solenoid coil is not energized,
the valve is open in both directions.
When the solenoid coil is energized, the
valve is closed in both directions.

Exposed surfaces zinc-plated and corrosion-proof
All valve parts made of high-strength steel with hardened and ground
components to ensure minimal wear and extended service life
Coil seals protect the solenoid system
Wide variety of coils and connectors available
Excellent switching performance by high power HYDAC solenoid


Operating pressure: max. 350 bar
Nominal ow: max. 110 l/min
Internal leakage: leakage-free (max. 5 drops/min at 350 bar)
Media operating temperature range: min. -30 °C to max. +100 °C
Ambient temperature range: min. -30 °C to max. +60 °C
Fluids: Hydraulic oil to DIN 51524 Part 1 and 2
Viscosity: min 7.4 mm²/s to max. 420 mm²/s
Filtration: Class 21/19/16 according to
ISO 4406 or cleaner
Installation: no orientation restrictions
MTTF
d
: 150 years
Material: Valve body: high tensile steel
Piston: hardened and
ground steel
Seals: NBR (standard)
FKM (optional,
temperature range
to -20 °C)
Back-up rings: PTFE
Cavity: 12120
Weights: Valve complete: 0.46 kg
Coil only: 0.19 kg

Response time: Energized: approx. 60 ms
De-energized: approx. 40 ms
typical 24 V DC-Coil
Type of voltage: DC solenoid, AC voltage is rectied
using a bridge rectier built into the coil
Current draw at 20 °C: 1.5 A at 12 V DC
0.8 A at 24 V DC
Voltage tolerance: ±15% of nominal
Coil duty rating: Continuous up to 115%
of nominal voltage at max. 60 °C
ambient temperature
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


Directional poppet valve

01 = standard

Omission
= no option
M = manual override

C = Cartridge only

N = NBR (standard)
V = FKM (optional)

DC: 12 = 12 V DC
24 = 24 V DC
AC: 115 = 115 V AC (internally full wave rectied)
230 = 230 V AC (internally full wave rectied)
other voltages on request

DC: DG = DIN connector to EN175301-803
DT = AMP Junior Timer, 2-pole, radial
DK = KOSTAL threaded connector M27 x 1
DL = Leadwires (2) - 475mm (18") long
DN = Deutsch connector, 2 pole
AC: AG = DIN connector to EN175301-803
other connection types on request

Pressure drop

   
R12120-10X-01 396708 Steel, zinc-plated G 3/4
R12120-10X-02 396707 Steel, zinc-plated M27 x 2
Millimeter
Subject to technical modications

 
Countersink MK3 172880
Reamer 1014207
Measured at ν = 33 mm²/s
T
Oil
= 46 °C

 
WSM12120V-01-C-N-12DG 3350065
WSM12120V-01-C-N-24DG 3350066
other models on request
Flow rate
After loosening or removing the
mounting nut, the coil can be turned
through 360° or removed

Justus-von-Liebig-Str.

Tel: 0 68 97 /509-01
Fax: 0 68 97 /509-598
E-Mail: utec@hydac.com

The information in this brochure relates to
the operating conditions and applications
described.
For applications or operating conditions
not described, please contact the relevant
technical department.
Subject to technical modications.

Manual override
with HNBR rubber cap
SW32 hex.
Torque 70
+10
Nm
tting depth
Torque 4
+2
Nm

Metric 12120
Millimeter
Subject to technical modications

 
Seal kit 12120-NBR 3454001
Seal kit 12120-FKM 3454002