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Maintenance Unit ACU34: ©hartge Schallreinigung / ACU34 / Edition March 2020

The document describes the components, settings, and maintenance of an ACU34 maintenance unit. It includes diagrams and descriptions of the solenoid valve, pressure regulator, gauge, and other parts. It also provides mounting instructions and technical specifications for the unit.

Uploaded by

Ahmad Dagamseh
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© © All Rights Reserved
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165 views4 pages

Maintenance Unit ACU34: ©hartge Schallreinigung / ACU34 / Edition March 2020

The document describes the components, settings, and maintenance of an ACU34 maintenance unit. It includes diagrams and descriptions of the solenoid valve, pressure regulator, gauge, and other parts. It also provides mounting instructions and technical specifications for the unit.

Uploaded by

Ahmad Dagamseh
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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MAINTENANCE UNIT

ACU34

©Hartge Schallreinigung / ACU34 / Edition March 2020 1


MAINTENANCE UNIT
ACU34

COMPONENTS • Ball valve G 3/4" (self-venting)


• Controller 1/3"
• Pressure gauge 0-10 bar
• Solenoid valve 1/3”
• Wall mounting

SETTINGS Flow rate (at 7 bar) 4200 nl/min

Compressed air supply (max.) 15 bar / 217.5 psi

Compressed air regulation 0,3 to 15 bar / 4,35 to 217.6 psi

Ambient temperature (min/max) 0°C -+ 50°C / 32°F - 122°F

Flow rate operation (min/max) 43 I/min / 70 L/min

Pressure gauge connection 1/4”

Recommended compressed air quality: ISO 8573-1:

Solid particles Class 3

Micron Pressure dew point Class 4

Oil Class 4

MAGNETIC VALVE • Membrane made of PU


• Indirect electropneumatic control
• Reset by means of pneumatic spring
• 3/2-way valve (normally closed)

MAINTENANCE UNIT Available in the following versions


(Class "IP65" insulation):

• 230 V AC - 50 Hz (10 VA)


• 110 V AC - 50 Hz (10 VA) or 60 Hz
• 24 V AC 50 Hz (10 VA)
• 24 V DC (11 W)

©Hartge Schallreinigung / ACU12FL / Stand: Dezember 2018 2


MAINTENANCE UNIT
ACU34

1. Inlet compressed air connection customer side 1/2" female thread.


Connect compressed air.
2. Shut-off valve self-venting
3. Adjustment valve for the bypass. When the solenoid valve (way 1-2) is
closed, permanent air can be supplied to the sound generator via the
bypass for cooling or flushing (way 3-2).
4. Pressure regulator. Pull the cap upwards and turn it until the pressure
at
5. Pressure gauge between 5.5 and 6 bar.
6. Magnetic valve. When not actuated, way 1-2 is closed and way 3-2 is
open. The solenoid valve can be opened manually by turning the brass
screw on top of the solenoid valve (below the coil) a quarter turn to the
right.
7. Seventh magnet coil. 230VAC, 110VAC or 24VCDC
8. Outlet to the horn 3/4" external thread

©Hartge Schallreinigung / ACU12FL / Stand: Dezember 2018 3


PARTS LIST
MAINTENANCE UNIT
ACU34

Object Quantity Component number Title


1 1 SPST Coil plug
2 1 DIG10 Solenoid valve 1/3"
3 1 SP24/SP230 Coil

4 1 GENB Bypass

5 1 GRLAIQS148 Angle throttle valve

6 1 VBCL34 Spigot valve

7 1 R3416 Pressure regulator 1/3"

8 1 MW1050 Pressure gauge 0-10 bar

9 1 DS14B Silencer

10 1 K34 Ball valve G 3/4" (self-venting)

11 1 Compressed air connection 3/4" female thread

12 2 W2 Wall mounting

13 1 DN3434 External thread 3/4".

©Hartge Schallreinigung / ACU34 / Edition March 2020 4

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