7100
040-551
2021-03
E
Operating Manual
Model/Series:
Number:
GB
Version:
Rev.
Page 3 of 14
©
DEUBLIN
1
For your Safety
This chapter provides information on the safe handling of Deublin rotating unions.
Q
For your own safety and the safety of other people read this operating manual carefully and
completely prior to working on or with Deublin rotating unions.
Q
This operating manual exclusively describes the rotating unions of the manufacturer Deublin. In
the further description/explanation the name “Deublin” is left out for a better readability.
Q
Always use the latest version of the operating manual, available under www.deublin.eu.
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This operating manual is a material part of the specified rotating unions. The operator is respon-
sible for the personnel to take note of this manual.
Q
The operator of the rotating unions shall not make any modifications or attachments to and ret-
rofitting of the rotating union without the manufacturer’s consent.
Q
Please follow the additional instruction “Installation” for a secure and correct installation of the
rotating union. The installation instruction is included with the delivered union.
1.1
Intended Use
The rotating unions of series 7100 supply the feeding of hydraulic oil. The respective medium has to
comply with the following specification: Mineral oils according to DIN 51524-2 (HL; HLP) | ISO 6743-
4 HM, viscosity classes 10, 22, 32, 46, 68 and 100 cSt.
The admissible performance of the rotating unions depends upon the diameter of the pipe through
which the consuming equipment is provided with hydraulic oil.
Max. pressure Min. pressure
Max. speed
Temperature range
300 bar
(2,900 PSI)
3 bar (40 PSI)
8,000 min
-1
statically:
-40 up to 90 °C
dynamically:
-10 up to 70 °C
Details on the operating range of the rotating unions are provided in the catalogue and/or the model-
specific installation drawing.
The rotating unions referred to are designed for non-potentially explosive environments and non-com-
bustible media.
The rotating unions of the serie 7100 can be used as one-way or multi-passage version depending on
the type of connection.
