REXROTH HAB Series User Manual

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Information on available spare parts:
www.boschrexroth.com/spc
Bladder-type accumulator
Type HAB
Component series 4X
Nominal capacity 1 to 50 liters
Maximum operating pressure 350 bar
RE 50170/01.09
Replaces: 05.2008
Table of contents
Contents Page
Features 1
Ordering code 2
Operating instructions and declarations of conformity 2
Function, section, symbol 3
Technical data 4
Application, operating principle 5
Calculation 5 to 10
Unit dimensions, standard types 11
Accessories 12 to 16
Intended use 17
Safety notes for hydraulic accumulators 17
Legal stipulations 17
Safety equipment 17
Features
– Hydraulic accumulator according to Pressure Equipment
Directive 97/23/EC
– Bladder material for different applications
Use:
– Energy storing in systems with intermittent operation
– Energy reserve for emergencies
– Compensation for leakage losses
– Impact and vibration damping
– Compensation of flow in the case of changes in pressure and
temperature
Note
Pressure Equipment Directive 97/23/EC of the European Parlia-
ment and of the Council of May 29, 1997 on the approximation
of the laws of the Member States has been in force since No-
vember 29, 1999. With effect from May 29, 2002 hydraulic ac-
cumulators may exclusively placed on the market in accordance
with this Directive.
Features 1
Ordering code 2
Operating instructions and declarations of conformity 2
Function, section, symbol 3
Technical data (for applications outside these parameters, please
consult us!) 4
Application, operating principle 5
Calculation 5
Calculation 6
Calculation 7
Calculation 8
Calculation 9
Calculation 10
Unit dimensions, standard types (dimensions in mm) 11
Accessories (dimensions in mm) 12
Accessories (dimensions in mm) 13
Accessories (dimensions in mm) 14
Accessories (dimensions in mm) 15
Accessories (dimensions in mm) 16
Intended use 17
Safety notes on hydraulic accumulators 17
Legal stipulations 17
Safety equipment 17

REXROTH HAB Series Specifications

General

Brand	REXROTH
Model	HAB Series
Category	Industrial Equipment
Language	English

Summary

Features

Ordering code

Operating instructions and declarations of conformity

Operating instructions available for HAB1 bis HAB50

Details on operating instructions for HAB1 to HAB50 accumulators.

Declarations of conformity

Information regarding compliance and conformity declarations.

Function, section, symbol

General

General principles of hydraulic accumulators.

Bladder-type accumulators

Detailed explanation of bladder-type accumulator construction and operation.

Symbol

Graphical symbol for hydraulic accumulators.

Technical data

General

General technical specifications and parameters.

Hydraulic

Hydraulic performance data and specifications.

Pneumatic

Pneumatic specifications, including charge gas.

Usable hydraulic fluids

Information on compatible hydraulic fluids and temperature ranges.

Application, operating principle

Applications

Overview of typical applications for hydro-pneumatic accumulators.

Operating principle

Explanation of how hydro-pneumatic accumulators function.

Calculation

Pressures

Definition of key pressures for accumulator calculation.

Oil volume

Method for determining oil volume based on gas volumes.

Calculation diagram

Graphical representation for accumulator calculation.

Correction factors K and K

Factors to adjust calculations for real gas behavior.

Application of the calculation diagrams

Guidance on using graphical calculation tools.

Unit dimensions, standard types

Accessories - HAB mounting elements

HAB mounting elements

Details on mounting hardware for HAB accumulators.

Console and rubber back-up ring

Specifications for console and rubber back-up ring accessories.

Accessories - Mounting clamps

Mounting clamps

Dimensions and types of mounting clamps.

Accessories - Charging and test device

Charging and test device

Information on charging and testing equipment.

Accessories - Nitrogen bottle adapters

Adapter for nitrogen bottle to cap nut

Details of adapters for nitrogen bottle connections.

Accessories - Connection adapters

Connection adapter for safety blocks NG20

Adapters for connecting safety blocks to accumulators.

Adapter from imperial to metric thread

Adapters for converting thread types.

Reducing piece for pipe connection

Components for adapting pipe connections.

Intended use

Safety notes on hydraulic accumulators

Warning

Critical safety warnings regarding accumulator handling and maintenance.

Legal stipulations

Note!

Note on vessel protection requirements according to Directive 97/23/EC.

Safety equipment

Notes