Breather filter
RE 51414/02.09
Replaces: 08.08
1/6
Types BF 7 SL; BS 7 SL; BE 7 SL; B 7 SL
Nominal size:
BF 7 SL 45/21, 90, 130;
BS 7 SL 45/21, 90, 130;
BE 7 SL 45/21;
B 7 SL 45/21
Connections up to DN 32
Operating temperature 20 to +100
H7612
Table of contents
Content
Application
Page
Application
Design, maintenance intervals, and spare parts
Unit dimensions
Ordering details
Characteristic curves
Filtration and dehumidification of the intake air of industrial
systems.
Avoidance of initial damage in pumps and bearings and
system components.
2/6
Bosch Rexroth AG
Hydraulics
BF 7 SL; BS 7 SL; BE 7 SL; B 7 SL
RE 51414/02.09
Design
BF 7 SL, BS 7 SL:
Breather filter with screw-off exchange filter cartridge and internal pleated filter element of filter paper P or micro glass H10XL.
B 7 SL, BE 7 SL:
Breather filter with screw-off exchange filter cartridge and internal pleated filter element of filter paper P or micro glass H10XL.
Design with flange connection (BF 7 SL...)
and/or welding socket (BS 7 SL...).
Connection possibility for a clogging indicator (B 7 SL) and/or
attachment of a filling filter (screen basket 500 m). Materials
as per spare parts list.
Maintenance intervals
Fields of application of the filter
Environmental conditions
average dust content
Maintenance interval
General mechanical engineering
925 mg/m3
4,000 h
Heavy industry
5080
mg/m3
3,000 h
Mobile hydraulics
30100 mg/m3
3,000 h
Spare parts list
Size
Part
Piece Description
BF 7 SL 90 and 130, BS 7 SL 45/21,
BS 7 SL 90 and 130, B 7 SL 45/21
BF 7 SL 45/21
BE 7 SL 45/21
Material
Filter cartridge
various
Please indicate ordering information Filter Cartridge
Seal ring
Fiber
Please indicate ordering information Filter
Klingersil
C4400
NBR
Please indicate the
ordering information
"Filter"
Please indicate the ordering information
"Filter"
Please indicate the
ordering information
"Filter"
Seal
1
4
Filling
screen
Steel
Seal
Cu
Countersunk
screw
4.8
All part numbers BRFS specific.
Part No. 5379
Please indicate the
ordering information
"Filter"
Part No. 4285
RE 51414/02.09
BF 7 SL; BS 7 SL; BE 7 SL; B 7 SL
Hydraulics
Bosch Rexroth AG
3/6
Ordering details of the filter
S
00 M
Design
Breather with flange
= BF 7 SL
Breather with welding socket= BS 7 SL
Breather with filler
= BE 7 SL
Breather without filler
= B 7 SL
Nom. size
BF 7 SL
BS 7 SL
BE 7 SL
B 7 SL
Complementary
details
0=
without
0=
= 45/21 90 130
= 45/21 90 130
= 45/21
= 45/21
Filtration rating in m
nominal
Paper, non-cleanable
P10, P25
absolute (ISO 16889)
Micro glass, non-cleanable
H10XL
M=
Clogging indicator
without
0=
Bypass valve
without
0=
= H10XL
Pressure differential
Max. admissible pressure differential of the filter element
Standard
=S
Element model
Standard adhesive T = 100 C
Standard material
= 0
= 0
Seal
NBR seal
Connection
Standard
Connection in B 7 SL
welding socket
00 =
= P
Material
Standard
Solenoid
without
0=
Ordering example:
BF 7 SL 90 P10-S00-000-00M00
Ordering details of the filter cartridge
80.
Filter cartridge
Design
Nom. size
BF 7 SL
BS 7 SL
BE 7 SL
B 7 SL
Filtration rating in m
nominal
Paper, non-cleanable
P10, P25
absolute (ISO 16889)
Micro glass, non-cleanable
H10XL
= 80.
M=
= 45/21 90 130
= 45/21 90 130
= 45/21
= 45/21
0=
0 =
0 =
= P
= H10XL
Seal
NBR seal
Bypass valve
without
Element model
Standard adhesive T = 100 C
Standard material
Pressure differential
Max. admissible pressure differential of the filter element
S=
Standard
Ordering example:
80. 90 P10-S00-0-M
4/6
Bosch Rexroth AG
Hydraulics
BF 7 SL; BS 7 SL; BE 7 SL; B 7 SL
RE 51414/02.09
Characteristic curves (measured at test temperature = 20 C)
BF, BS 7 SL 90
10
10
3
2
10
Air flow
15
[m3/h]
20
25
H1
0X
L
G1
0
H1
0X
L
Air resistance [mbar]
20
G1
0
Air resistance [mbar]
BF, BS 7 SL 45/21
20
1
20
30
30
50
Air flow
10
10
3
2
1
20
100
H1
0X
L
5
3
G1
0
H1
0X
L
Air resistance [mbar]
20
70
BF, B 7 SL 45/21
20
G1
0
Air resistance [mbar]
BF, BS 7 SL 130
[m3/h]
1
30
50
Air flow
[m3/h]
70
100
10
Air flow
15
[m3/h]
20
25 30
RE 51414/02.09
BF 7 SL; BS 7 SL; BE 7 SL; B 7 SL
Hydraulics
Bosch Rexroth AG
5/6
Unit dimensions (dimensions in mm)
BE 7 SL 45/21
B 7 SL 45/21
BF 7 SL 45/21
BF 7 SL 90
BF 7 SL 130
BF 7 SL 45/21
BF 7 SL 90
BF 7 SL 130
BS 7 SL 45/21
BS 7 SL 90
BS 7 SL 130
Size
Weight
in kg
BF 7 SL 45/21
0.8
189
146
60
92
G 3/4
BF 7 SL 90
1.4
231
183
BF 7 SL 130
1.5
279
231
85
128
9.5
G 1 1/4
BS 7 SL 45/21
0.7
189
146
35
92
BS 7 SL 90
1.3
231
183
BS 7 SL 130
1.4
279
231
50
128
BE 7 SL 45/21
1.3
67
B 7 SL 45/21
1.2
73
146
85
60
92
G 3/4
11.5
16
G 1 1/4
G1
6/6
Bosch Rexroth AG
Hydraulics
BF 7 SL; BS 7 SL; BE 7 SL; B 7 SL
RE 51414/02.09
Notes
Bosch Rexroth Filtration Systems GmbH
Hardtwaldstrae 43, 68775 Ketsch, Germany
POB 1120, 68768 Ketsch, Germany
Phone +49 (0) 62 02 / 6 03-0
Fax
+49 (0) 62 02 / 6 03-1 99
brfs-support@boschrexroth.de
www.eppensteiner.de
This document, as well as the data, specifications and other information set forth in it, are the exclusive property of Bosch Rexroth AG. It
may not be reproduced or given to third parties without its consent.
The data specified above only serve to describe the product. No statements concerning a certain condition or suitability for a certain application can be derived from our information. The information given does not
release the user from the obligation of own judgment and verification. It
must be remembered that our products are subject to a natural process
of wear and aging.
