Burkert Type 0355 - Manual (Page 3)

5
D
A
P R
3/2-way▶valve;▶in▶rest▶position▶output▶A▶
pressurized
E
A
P1 P2
3/2-way▶valve;▶in▶rest▶position,▶
pressure▶connection▶P2▶connected▶to▶
output▶A.▶P1▶closed
4.2 application conditions
Ambient▶temperature▶ ▶ ▶Standard:▶max.▶+55▶°C▶
High▶temperature:▶max.▶+250▶°C
Protection▶class▶ ▶ ▶ ▶IP65▶in▶accordance▶with▶DIN▶EN▶60529▶/▶
IEC▶60529▶with▶cable▶plug,▶e.g.▶Bürkert▶Type▶
2508▶or▶cable▶design
Operating▶duration▶ ▶ ▶Unless▶otherwise▶indicated▶on▶the▶type▶label,▶
the▶solenoid▶system▶is▶suitable▶for▶con-
tinuous▶operation
Important▶information▶for▶functional▶reliability▶during▶continuous▶
operation:▶If▶standstill▶for▶a▶long▶period▶at▶least▶1-2▶activations▶
per▶day▶are▶recommended.
Service▶life▶▶ ▶ ▶ ▶▶High▶switching▶frequency▶and▶high▶pressures▶
reduce▶the▶service▶life
4.2.1 permitted temperature
Permitted▶temperature▶depending▶on▶coil▶material▶and▶sealing▶material:
Coil material Sealing material Medium
temperature
Epoxy,▶▶
Metal
1)
NBR -10▶-▶+90▶°C
FKM -10▶-▶+130▶°C
EPDM -40▶-▶+130▶°C
PTFE -40▶-▶+180▶°C
Steel -40▶-▶+180▶°C
Metal 2) Steel -40▶-▶+250▶°C
Coil▶with▶electronic 3) max.▶+90▶°C
1) Coil with metal housing and copper wire winding
2) Coil with metal housing and aluminum wire winding
3) Switching frequency: max. 6 switching operations/min
english
6
4.2.2 permitted media
Permitted▶media▶depending▶on▶sealing▶material
Sealing
material
Permitted media
NBR Neutral▶media,▶such▶as▶compressed▶air,▶
water,▶hydraulic▶fluid,▶oils▶and▶greases▶without▶
additives
FKM Oxygen 4) ,▶hot▶air,▶hot▶oils,▶oils▶with▶additives,▶
per▶solutions
EPDM Oil▶and▶grease-free▶media,▶e.g.▶hot▶water,▶
alkaline▶suds▶and▶bleaching▶lyes
PTFE,▶Steel Water,▶steam,▶organic▶solvents,▶oils,▶fuel,▶
alcohol,▶hydraulic▶substances
4) for special design only
4.3 conformity
In▶accordance▶with▶the▶EC▶Declaration▶of▶conformity,▶Type▶0255▶/▶0355▶
is▶compliant▶with▶the▶EC▶Directives.
4.4 standards
The▶applied▶standards,▶which▶verify▶conformity▶with▶the▶EC▶Directives,▶
can▶be▶found▶on▶the▶EC-Type▶Examination▶Certificate▶and▶/▶or▶the▶EC▶
Declaration▶of▶Conformity.
4.5 type label
Type
Circuit▶
▶function
Orifice
Sealing▶material
Body▶material
Id.-Number
Manufacturer▶code
Voltage,▶Frequency,▶▶
Power▶consumption
Connection▶thread,▶Operating▶
pressure
0255 A 4,0 FKM MS
Made in Germany
00135952 W12MN
230V 50 Hz 10 W
G1/4 P N 0 - 10 bar
english
7
5 installatiOn
5.1 safety instructions
Danger!
Risk of injury from high pressure in the equipment!
▶ ▶ Before▶loosening▶the▶pipes▶and▶valves,▶turn▶off▶the▶pressure▶and▶vent▶
the▶lines.
Risk of injury due to electrical shock!
▶ ▶ Before▶reaching▶into▶the▶device▶or▶the▶equipment,▶switch▶off▶the▶power▶
supply▶and▶secure▶to▶prevent▶reactivation.
▶ ▶ Observe▶applicable▶accident▶prevention▶and▶safety▶regulations▶for▶
electrical▶equipment.
Warning!
Risk of injury from improper installation!
▶ ▶ Installation▶may▶be▶carried▶out▶by▶authorized▶technicians▶only▶and▶with▶
the▶appropriate▶tools.
Risk of injury from unintentional activation of the system and an
uncontrolled restart!
▶ ▶ Secure▶system▶from▶unintentional▶activation.
▶ ▶ Following▶assembly,▶ensure▶a▶controlled▶restart.
5.2 Before installation
Installation▶position:▶any,▶actuator▶preferably▶upwards.
Procedure:
▶ →
Check▶pipelines▶for▶dirt▶and▶clean.
▶ →
Install▶a▶dirt▶filter▶before▶the▶valve▶inlet▶( ≤▶500▶µm).
5.3 installation
note!
Caution risk of breakage!
•▶Do▶not▶use▶the▶coil▶as▶a▶lever▶arm.
▶ →
Hold▶the▶device▶with▶a▶open-end▶wrench▶on▶the▶body▶and▶screw▶
into▶the▶pipeline.
Valve▶body▶must▶not▶be▶installed▶under▶tension.
▶ →
Observe▶direction▶of▶flow:▶
The▶arrow▶on▶the▶body▶indicates▶the▶direction▶of▶flow.
english
Type 0255 / 0355