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HENGST OF NORTH AMERICA
1007002B
R928030772

$685.15

HENGST OF NORTH AMERICA

MATERIAL:  R928030772

SUMMARY:  

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

They are intended for attachment in pipelines.

The 245LE(N) inline filter is suitable for inline installation.

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 (3) where it is cleaned. The dirt particles filtered out settle in the filter element (3). 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 (7).

By default, the filter is equipped with mechanical/visual maintenance indicator (4). The electronic switching element (8) which has to be ordered separately is attached to the mechanical/visual maintenance indicator (4) and held by means of a locking ring.

The electronic switching elements with 1 or 2 switching points are connected via a mating connector according to IEC-60947-5-2 or via a cable connection according to EN17301-803.

WARNING!

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.

245LE(N) NG0040 … NG0400

technical illustration-1007002B-

01

02

03

04

05

06

07

08

09

245LE

N

Frame size

01

Inline filter 250 bar

245LE

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

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

H10XL

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

A00

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

B00

Maintenance indicator

06

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

Seal

07

NBR

M

FKM

V

Connection

08

Frame size

0040

0063-0100

0130-0150

0160-400

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

SAE 1 1/2″

X

SAE flange
6000 psi

S6

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

09

Manufacturer's inspection certificate M according to DIN 55350 T18

Z1

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

For applications outside these parameters, please consult us!

general

Size

0040 0063 0100 0130 0150 0160 0250 0400

Installation position

vertical

Ambient temperature range 1)

°C

-10 … +65

Storage conditions 2)

Seal

°C

-40 ... +65

Seal FKM

°C

-20 ... +65

Weight

Filter

kg

3.2 3.8 4.2 6.95 7.25 11.5 12.2 13.8

Filter bowl

kg

0.57 1.03 1.44 1.93 2.27 2.49 3.33 4.72

Volume

l

0.21 0.38 0.53 0.76 0.96 1.13 1.6 2.4

Material

Filter head

GGG

Filter bowl

Steel

Bypass valve

Aluminum / steel / POM

Seals

NBR / FKM

visual maintenance indicator

Brass

Electronic switching element

Plastic PA6
1) short periods down to -30 °C
2) max. relative air humidity 65 %

hydraulic

Size

0040 0063 0100 0130 0150 0160 0250 0400

Maximum operating pressure

bar

250

Hydraulic fluid temperature range

°C

-10 … +100

Minimum conductivity of the medium

pS/m

300

Fatigue strength according to ISO 10771 1)

Load cycles

> 10⁶ with operating pressure

Type of pressure measurement

Pressure differential

Cracking pressure of the bypass valve

by switching pressure 2.2 bar

bar

3.5 ±0.35

by switching pressure 5 bar

bar

7 ±0.5

Filtration direction

From the outside to the inside
1) The service life of the components is e.g. influenced by:
- The individual load frequency of the application
- The actually occuring pressure increase rate
The technical specifications apply complying with the specified performance limits. Extended operational resistance/load change upon request.

Compatibility with permitted hydraulic fluids

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

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.

Tightening torques

Fastening

Series 245…

LEN0040

LEN0063

LEN0100

LE0130

LE0150

LEN0160

LEN0250

LEN0400

Schraube / Anziehdrehmoment bei μges = 0,14

M6 / 4,5 Nm ± 10 %

Quantity

4

Recommended property class of screw

8.8

Minimum screw-in depth

6 + 1 mm

Filter bowl and maintenance indicator

Series 245…

LEN0040

LEN0063

LEN0100

LE0130

LE0150

LEN0160

LEN0250

LEN0400

Tightening torque filter bowl

50 Nm + 10 Nm

Tightening torque maintenance indicator

max. 50 Nm

Tightening torque cubic connector screw
Switching element EN-175301-803

M3 / 0,5 Nm

Complete filter without maintenance indicator

Use/assignment

Gas 2G Dust 2D

Assignment

Ex II 2G c IIC TX

Conductivity of the medium

min.

pS/m

300

Dust accumulation

max.

mm

- 0.5

Electronic maintenance indicator in the intrinsically safe electric circuit

Use/assignment

Gas 2G Dust 2D

Assignment

Ex II 2G Ex ib IIB T4 Gb Ex II 2D Ex ib IIIC T100°C Db

Perm. intrinsically safe electric circuit

Ex ib IIC, Ex ic IIC Ex ib IIIC

Switching voltage Ui

max.

V AC/DC

150

Switching current Ii

max.

A

1

Switching power Pi

max.

1,3 W T4 Tmax 40 °C
1 W T4 Tmax 80 °C
750 mW Tmax 40 °C
550 mW Tmax 100 °C

Maximum surface temperature

°C

- 100 1)

Inner capacity Ci

neglectable

Inner inductivity Li

neglectable

Dust accumulation

max.

mm

- 0.5
1) The temperature depends on the temperature of the medium in the filter and must not exceed the value specified here.

Filter element (measured with mineral oil HLP46 according to ISO 3968)

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 Filter Select“ design software.

 

245LEN0040-H3XLA00-V5,0-M-R2

technical illustration-1007002B-

245LEN0063-H3XLA00-V5,0-M-R4

technical illustration-1007002B-

245LEN0100-H3XLA00-V5,0-M-R4

technical illustration-1007002B-

245LE0130-H3XLA00-V5,0-M-R5

technical illustration-1007002B-

245LE0150-H3XLA00-V5,0-M-R5

technical illustration-1007002B-

245LEN0160-H3XLA00-V5,0-M-R6

technical illustration-1007002B-

245LEN0250-H3XLA00-V5,0-M-R6

technical illustration-1007002B-

245LEN0400-H3XLA00-V5,0-M-R6

technical illustration-1007002B-

245LEN0040-H10XLA00-V5,0-M

technical illustration-1007002B-

245LEN0063-H10XLA00-V5,0-M

technical illustration-1007002B-

245LEN0100-H10XLA00-V5,0-M

technical illustration-1007002B-

245LE0130-H10XLA00-V5,0-M

technical illustration-1007002B-

245LE0150-H10XLA00-V5,0-M

technical illustration-1007002B-

245LEN0160-H10XLA00-V5,0-M

technical illustration-1007002B-

245LEN0250-H10XLA00-V5,0-M

technical illustration-1007002B-

245LEN0400-H10XLA00-V5,0-M

technical illustration-1007002B-

Symbols

technical illustration-1007002B-

245LE(N) NG0040 … NG0400

Dimensions in mm

technical illustration-1007002B-

Type

A1

A2

A3 1)

A4

A5

A6

B1 2)

B2

B3

ØB4

ØB5

ØB6

ØB7

B8

C1 connection

C3

C4

C5

C6

SW

Standard R…

ØC2

Optional U…

ØC2

Optional S…

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

245LEN0040 200 94 120 156 25 146 92 60 25 85 55 32 34 46 G1/2 28 SAE 10
7/8-12 UNF-2B
41 M16 22 M6 8 19
245LEN0063 264 120 220 25 146 92 60 25 85 55 32 34 46 G1 41 SAE 12
1 1/16-12 UN-2B
41 M16 22 M6 8 19
245LEN0100 354 120 310 25 146 92 60 25 85 55 32 34 46 G1 41 SAE 12
1 1/16-12 UN-2B
41 M16 22 M6 8 19
245LE0130 324 121 140 270 38 173 122 80 30 116 77 32 32 61 G1 1/4 51 SAE 20
1 5/8-12 UN-2B
58 M16 22 M6 8 24
245LE0150 374 140 320 38 173 122 80 30 116 77 32 32 61 G1 1/4 51 SAE 20
1 5/8-12 UN-2B
58 M16 22 M6 8 24
245LEN0160 356 131 120 302 38 183 152 70 30 135 98 32 32 76 G1 1/2 56 SAE 24
1 7/8-12 UN-2B
65 SAE 1 1/2″, 3000 psi M16 22 M6 8 27
245LEN0250 392 120 338 38 183 152 70 30 135 98 32 32 76 G1 1/2 56 SAE 24
1 7/8-12 UN-2B
65 SAE 1 1/2″, 3000 psi M16 22 M6 8 27
245LEN0400 542 120 488 38 183 152 70 30 135 98 32 32 76 G1 1/2 56 SAE 24
1 7/8-12 UN-2B
65 SAE 1 1/2″, 3000 psi M16 22 M6 8 27
1) Servicing height for filter element exchange
2) With SAE flanges, dimension B1 is reduced by 4 mm

The max. operating pressure of the system must not exceed the max. adm. operating pressure of the filter (see name plate). During assembly of the filter (see also chapter “Tightening torque”), the flow direction (direction arrows) and the required servicing height of the filter element (see chapter “Dimensions”) 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 1 or 2 switching points, which is attached to the mechanical/visual maintenance indicator and held by means of the locking ring.

WARNING!

Assemble and disassemble only with depressurized system! Filter is pressurized! Remove the filter bowl only if it is not under pressure! Do not exchange the optical/mechanical maintenance indicator while the filter is under pressure! If the flow direction is not considered during assembly, the filter element will be destroyed. Particle contaminates could enter the system and damage the downstream components.

Commission the system.

Notice:

There is no bleeding provided at the filter.

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 release on the system side.

 

Notice:

There is no bleeding provided at the filter.

 

Via the drain screw (from size 0160 fitted by default), the oil on the dirt side can be drained. Screw off the filter bowl. 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. For suitable seal kits refer to chapter “Spare parts”. 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.

Notices:

All maintenance of the filter should be performed by trained specialists. Proper function and safety are only guaranteed if original Bosch Rexroth filter elements and spare parts are used. 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.

Mating connectors for sensors and valves with connector “K24”, “K35” and “K72”, M12 x 1

4P Z24

technical illustration-1007002B-

Mating connectors for sensors and valves with connector “K24”, “K35” and “K72”, M12 x 1

4P Z24

For sensors and valves with connector “K24”, “K35” and “K72” Mating connectors M12, 4-pole, line cross-section 0.75 mm2

Data sheet

Spare parts & repair

Mating connectors for sensors and valves with connector “K24”, “K35” and “K72”, M12 x 1, with assembled connection line

4P Z24 +

technical illustration-1007002B-

Mating connectors for sensors and valves with connector “K24”, “K35” and “K72”, M12 x 1, with assembled connection line

4P Z24 +

For sensors and valves with connector “K24”, “K35” and “K72” Mating connectors M12, 4-pole, line cross-section 0.75 mm2

Data sheet

Spare parts & repair

Filter element

2.

technical illustration-1007002B-

Filter element

2.

Size 0040 … 1000 Pressure differential 330 bar Filter rating 1 µm Filter area 4.8 m² Operating temperature range -10 … +100 °C

Data sheet

Spare parts & repair

Electronic switching elements

WE-.SP

technical illustration-1007002B-

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-1007002B-

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

Seal

D245LE

technical illustration-1007002B-

Seal

D245LE

Classification according to the Pressure Equipment Directive

These inline filters for hydraulic applications according to 51421 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 according to 51421 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 (R928028409)

WE-1SP-EN175301-803 (R928036318)

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-1007002B-

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 explosive area, the max. admissible ignition temperature is not exceeded. When using the inline filters in accordance with 51421 in potentially explosive areas, appropriate equipotential bonding has to be ensured. The filter is preferably to be grounded via the mounting screws. It has to be noted in this connection that paintings and oxidic protective layers are not electrically conductive. During filter element exchanges, the packaging material is to be removed from the replacement element outside the explosive area

 

Notices:

Maintenance only by trained specialists, instruction by the machine end-user acc. to DIRECTIVE 1999/92/EC appendix II, section 1.1 Warranty is only applicable when using genuine Rexroth spare parts