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HENGST OF NORTH AMERICA
1007310B
R928033029

$922.15

HENGST OF NORTH AMERICA

MATERIAL:  R928033029

SUMMARY:  

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The 350LE(N) inline filter is suitable for installation into pressure lines.

It basically consists of filter head (1), a screwable filter bowl (2), filter element (3) as well as mechanical/visual maintenance indicator (4). In case of filters with low-pressure-differential-stable filter elements (= code letter pressure differential A), there is an assembled bypass valve (5) by default.

Via the inlet, the fluid reaches the filter element where it is cleaned. The dirt particles filtered out settle in the filter element. Via the outlet, the filtered fluid enters the hydraulic circuit. The filter housing and all connection elements are designed so that pressure peaks – as they may e.g. occur in case of abrupt opening of large control valves due to the accelerated fluid quantity - can be securely absorbed. As of size 0160, the standard equipment comprises a drain screw (6). With size 1000, the filter bowl has a two-part set-up. In this connection, the filter pipe is secured in the filter head against rotation.

 

For integration of the maintenance indicator into an electric circuit, the mechanical/visual maintenance indicator may be amended by an electronic switching element (7). To this end, the electronic switching element must be attached to the mechanical/visual maintenance indicator and held by means of a locking ring. The electronic switching elements are connected via a mating connector or a cable connection.

The electronic switching element must be ordered separately.

Inline filters are used in hydraulic systems for separating solid materials from fluids and lubricating oils.

Notice:

If the maintenance indicator for the element exchange is not observed, the bypass valve will open if the pressure differential increases. In this way, one part of the flow reaches the clean side of the filter without being filtered. Thus, effective filtration is no longer guaranteed.

350LE(N)

technical illustration-1007310B-

01

02

03

04

05

06

07

08

09

10

350LE

Frame size

01

Inline filter 350 bar

350LE

Filter element

02

with filter element according to DIN 24550

N

Size

03

LEN...
(filter element according to DIN 24550)

0040

0063

0100

0160

0250

0400

0630

1000

LE...
(filter element according to Bosch Rexroth standard)

0130

0150

Filter rating in μm

04

Nominal

Stainless steel wire mesh, cleanable

G10

G25

G40

G60

G100

Absolute
(ISO 16889; βx(c) ≥ 200)

Non-woven glass fiber media, not cleanable

H3XL

H6XL

H20XL

Glass fiber material generation 5, non-reusable, not cleanable

PWR10

Pressure differential

05

max. admissible pressure differential of the filter element 30 bar, with bypass valve 7 bar

A00

max. admissible pressure differential of the filter element 330 bar, without bypass valve

B00

Element design

06

Standard adhesive in connection with material steel, tin-plated

00

Special adhesive in connection with element material stainless steel

HV 1)

Maintenance indicator

07

Maintenance indicator, mech./visual, switching pressure 2.2 bar - bypass cracking pressure 3.5 bar

V2,2

Maintenance indicator, mech./visual, switching pressure 5.0 bar - bypass cracking pressure 7 bar

V5,0

Maintenance indicator, mech./visual, switching pressure 8 bar - without bypass valve

V8,0

Seal

08

NBR

M

FKM

V

EPDM

E 2)

Connection

09

Frame size

0040

0063-0100

0130-0150

0160-400

0630-1000

Connection

G1/2

X

Pipe thread according to ISO 228

R2

G3/4

X

X

R3

G1

X

X

R4

G1 1/4

X

R5

G1 1/2

X

R6

G 2

R8

SAE 1 1/2″

X

SAE flange
6000 psi

S6

SAE 2″

X

S8

SAE 10

X

Pipe thread according to SAE J1926

U3

SAE 12

X

U4

SAE 20

X

U5

SAE 24

X

U6

● =

Standard port

X =

Alternative connection possibility

Supplementary information

10

Manufacturer's inspection certificate M according to DIN 55350 T18

Z1

1)

Only in connection with FKM and EPDM seal

2)

Only in connection with maintenance indicator V5.0

Further versions (filter materials, connections,...) are available upon request.

general

Size

0040 0063 0100 0130 0150 0160 0250 0400 0630 1000

Installation position

vertical

Ambient temperature range

ϑ

°C

-30 … +100 -10 … +65

Weight

m

kg

5.7 6.3 7 10.5 11.2 22.7 27.5 35.2 66.4 140.3

Volume

l

0.25 0.35 0.52 0.9 1.1 1.3 1.9 3 4.5 6.5

Material

Filter head

GGG

Filter bowl

Steel

Bypass valve

Aluminum / steel / POM

Seals

NBR / FKM

Hydraulic fluid

Classification

Suitable sealing materials

Suitable adhesive

Standards

Mineral oil

HLP

NBR

Standard

DIN 51424

Bio-degradable

Insoluble in water

HETG

NBR

VDMA 24568

HEES

FKM

Soluble in water

HEPG

FKM

VDMA 24568

Flame-resistant

Water-free

HFDU, HFDR

FKM

VDMA 24317

Containing water

HFAS

NBR

DIN 24320

HFAE

NBR

HFC

NBR

VDMA 24317

Skydrol

EPDM

Special “H”

Important information on hydraulic fluids!

For more information and data on the use of other hydraulic fluids, please refer to data sheet 90220 or contact us! Flame-resistant – containing water: Due to possible chemical reactions with materials or surface coatings of machine and system components, the service life with these hydraulic fluids may be less than expected. Filter materials made of filter paper P must not be used, filter elements with glass fiber material have to be used instead. Bio-degradable: If filter materials made of filter paper are used, the filter life may be shorter than expected due to material incompatibility and swelling.

hydraulic

Size

0040 0063 0100 0130 0150 0160 0250 0400 0630 1000

Operating pressure

pmax

bar

350

Hydraulic fluid temperature range

ϑ

°C

-10 … +100

Minimum conductivity of the medium

pS/m

300

Fatigue strength according to ISO 10771

Load cycles

> 10⁶ with operating pressure

Filtration direction

From the outside to the inside

For applications outside these parameters, please consult us!

Filter element (measured with mineral oil HLP46 according to DIN 51524)

Spec. weight: < 0.9 kg/dm3

Δp-Q characteristic curves for complete filter, recommended initial Δp for design = 1.5 bar

Selection of the perfect filter is made possible by our online “Bosch Rexroth FilterSelect“ design software.

350LEN0040-H3XL

technical illustration-1007310B-

350LEN0063-H3XL

technical illustration-1007310B-

350LEN0100-H3XL

technical illustration-1007310B-

350LE0130-H3XL

technical illustration-1007310B-

350LE0150-H3XL

technical illustration-1007310B-

350LEN0160-H3XL

technical illustration-1007310B-

350LEN0250-H3XL

technical illustration-1007310B-

350LEN0400-H3XL

technical illustration-1007310B-

350LEN0630-H3XL

technical illustration-1007310B-

350LEN1000-H3XL

technical illustration-1007310B-

350LEN0040-H10XL

technical illustration-1007310B-

350LEN0063-H10XL

technical illustration-1007310B-

50LEN0100-H10XL

technical illustration-1007310B-

350LE0130-H10XL

technical illustration-1007310B-

350LE0150-H10XL

technical illustration-1007310B-

350LEN0160-H10XL

technical illustration-1007310B-

350LEN0250-H10XL

technical illustration-1007310B-

350LEN0400-H10XL

technical illustration-1007310B-

350LEN0630-H10XL

technical illustration-1007310B-

350LEN1000-H10XL

technical illustration-1007310B-

350LE(N)

technical illustration-1007310B-

350LE(N)

technical illustration-1007310B-

NG

A1

A2

A3 1)

A4

A5

ØB3

ØB4

B11 2)

C1 - Standard

ØC2 - Standard

C1 - SAE

ØC2 - SAE

C2

C4

D1

D2

D3

D4

D5

D6

ØW1

ØW2

W3

W5

W6

SW

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

0040 203 115 80 158 25 64 85 92 G 1/2
G 3/4
G 1
28 SAE 10
7/8-12 UNF-2B
34 M6 8 32.5 30 25 32 47 52 20 32
0063 266 115 80 221 25 64 85 92 G1
G 1/2
G 3/4
41 SAE 12
1 1/16-12 UN-2B
34 M6 8 32.5 30 25 32 47 52 20 32
0100 356 115 80 311 25 64 85 92 G1
G 1/2
G 3/4
41 SAE 12
1 1/16-12 UN-2B
34 M6 8 32.5 30 25 32 47 52 20 32
0130 328 150 140 273 40 92 118 132 G1 1/4
G 1
G 1 1/2
51 SAE 20
1 5/8-12 UN-2B
58 M6 8 40 30 40 32 47 52 15 32
0150 364 150 140 324 40 92 118 132 G1 1/4
G 1
G 1 1/2
51 SAE 20
1 5/8-12 UN-2B
58 M6 8 40 30 40 32 47 52 15 32
0160 322 170 140 262 50 114 140 164 G1 1/2
G1 1/4
56 SAE 24
1 7/8-12 UN-2B
SAE 1 1/2″, 6000 psi
65 M16 22 M8 12 35 30 50 32 32 52 10 32
0250 412 170 140 352 50 114 140 164 G1 1/2
G1 1/4
56 SAE 24
1 7/8-12 UN-2B
SAE 1 1/2″, 6000 psi
65 M16 22 M8 12 35 30 50 32 32 52 10 32
0400 562 170 140 502 50 114 140 164 G1 1/2
G1 1/4
56 SAE 24
1 7/8-12 UN-2B
SAE 1 1/2″, 6000 psi
65 M16 22 M8 12 35 30 50 32 32 52 10 32
0630 605 210 160 540 60 140 185 204 G 2 72 SAE 2", 6000 psi M20 30 M12 12 15 50 40 60 32 32 10 52 5 41
1000 843 210 650 778 60 190 185 204 G 2 72 SAE 2", 6000 psi M20 30 M12 12 15 50 40 60 32 32 10 52 5 41
1) Servicing height for filter element exchange
2) if there is no maintenance indicator

Installation

The max. operating pressure of the system must not exceed the max. admissible operating pressure of the filter (see name plate). During assembly of the filter (observe the tightening torque), the flow direction (direction arrows) and the required servicing height of the filter element are to be considered. Easy filter element exchange is guaranteed in the installation position filter bowl vertically downwards. The maintenance indicator must be arranged in a well visible way. Remove the plastic plugs in the filter inlet and outlet. Ensure that the system is assembled without tension stress. The optional electric maintenance indicator is connected via the electronic switching element with one or two switching points, which is attached to the mechanical/visual maintenance indicator and held by means of the locking ring.

 

Commissioning

Commission the system.

 

Notice:

There is no bleeding provided at the filter.

 

Maintenance

If at operating temperature, the red indicator pin reaches out of the mechanical/visual maintenance indicator and/or if the switching process in the electronic switching element is triggered, the filter element is contaminated and needs to be replaced and cleaned respectively. The material number of the corresponding replacement filter element is indicated on the name plate of the complete filter. It must comply with the material number on the filter element. Decommission the system. The operating pressure is to be built up on the system side.

 

Notice:

There is no bleeding provided at the filter.

 

Via the drain screw (from NG0160 fitted by default), the oil on the dirt side can be drained. Screw off the filter bowl (and/or bottom with NG1000). Remove the filter element from the spigot by rotating it slightly. Clean the filter components, if necessary. Check the seals at the filter bowl for damage and renew them, if necessary. Filter elements made of wire mesh can be cleaned. Install the new or cleaned filter element on the spigot again by slightly rotating it. The filter is to be assembled in reverse order. The torque specifications (“Tightening torques” chapter) are to be observed. Commission the system.

 

Warning:

Assembly and disassembly only with depressurized system! Filter is under pressure! Remove the filter bowl only if it is depressurized! Do not exchange the maintenance indicator while the filter is under pressure! If the flow direction is not considered during the assembly, the filter element will be destroyed. Particles will get into the system and damage downstream components.

 

Notice:

All works at the filter only be trained specialists. Functional and safety warranty only applicable when using genuine Bosch Rexroth spare parts! Warranty becomes void if the delivered item is changed by the ordering party or third parties or improperly mounted, installed, maintained, repaired, used or exposed to environmental condition that do not comply with the installation conditions.

Notices:

Presentation contains mechanical optical maintenance indicator (1) and electronic switching element (2) (3). Switching elements with increased switching power at request.

Electronic switching elements

WE-.SP

technical illustration-1007310B-

Electronic switching elements

WE-.SP

Operating temperature -30 … +85 °C

Data sheet

Spare parts & repair

Electronic switching elements

WE-S02

Electronic switching elements

WE-S02

Max. operating pressure 40 bar Operating temperature -10 … +100 °C

Data sheet

Spare parts & repair

Pressure differential indicators for filters in pressure lines

WO-D01

technical illustration-1007310B-

Pressure differential indicators for filters in pressure lines

WO-D01

Max. operating pressure 450 bar Operating temperature -30 … +100 °C

Data sheet

Spare parts & repair

Classification according to the Pressure Equipment Directive

These inline filters for hydraulic applications are pressure holding equipment according to article 1, section 2.1.4 of the Pressure Equipment Directive 97/23/EC (PED). However, on the basis of the exception in article 1, section 3.6 of the PEG, hydraulic filters are exempt from the PED if they are not classified higher than category I (guideline 1/19).

For the classification, fluids from the chapter “Compatibility with permitted hydraulic fluids” have been taken into consideration.

They do not receive a CE mark.

 

Use in potentially explosive areas according to directive 94/9/EC (ATEX)

These inline filters are no equipment or components in the sense of directive 94/9/EC and are not provided with a CE mark. It has been proven with the ignition risk analysis that these inline filters do not have own ignition sources acc. to DIN EN 13463-1:2009.

According to DIN EN 60079-11:2012, the electronic maintenance indicators with one switching point:

WE-1SP-M12x1 and WE-1SP-EN175301-803

are simple, electronic operating equipment not having an own voltage source. This simple, electronic operating equipment may - according to DIN EN 60079-14:2012 - in intrinsically safe electric circuits (Ex ib) be used in systems without marking and certification.

The inline filters and the electronic maintenance indicators described here can be used for the following potentially explosive areas:

Zone suitability

Gas

1

2

Dust

21

22

Possible circuit according to DIN EN 60079-14

technical illustration-1007310B-

Warning!

Explosion hazard due to high temperature! The temperature depends on the temperature of the medium in the hydraulic circuit and must not exceed the value specified here. Measures are to be taken so that in the potentially explosive area, the max. admissible ignition temperature is not exceeded. When using the filters in potentially explosive areas, appropriate equipotential bonding has to be ensured. The filter is preferably to be earthed via the mounting screws. It has to be noted in this connection that paintings and oxidic protective layers are not electrically conductive. Maintenance only by specialists, instruction by the machine end-user acc. to DIRECTIVE 1999/92/EC appendix II, section 1.1. During filter element exchanges, the packaging material is to be removed from the replacement element outside the potentially explosive area. Functional and safety warranty only applicable when using genuine Rexroth spare parts.