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International

Pump safety block DBA, DBAW, DBAE, DBAEE, DBAEA

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DBA

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253 de 253

Type

Pump safety block

DBA

Pump safety block

Built-on valve

for external control electronics

With mounted proportional pressure relief valve

With on-board control electronics

With mounted proportional pressure relief valve (pressure controlled)

With on-board control electronics

With mounted proportional pressure relief valve

With mounted directional spool valve

Size

Size 16

Size 25

Size 32

Symbol

With mounted directional valve, normally closed

With mounted directional valve, normally open

Please observe pressure ratings and connection dimensions. (See technical data and dimensions)

Standard flange (200 … 350 bar)

High-pressure flange (350 bar)

Adjustment type

Rotary knob

Bushing with hexagon and protective cap

H-key with material no. R900008158 is included in the scope of delivery.

Lockable rotary knob with scale

Pressure switch

Without pressure switch

Connector according to DIN EN 175301-803, without mating connector. Mating connectors, separate order.

With mounted pressure switch type HED 8 OH…

Series

Component series 20 … 29

20 … 29: unchanged installation and connection dimensions

Component series 20 … 29

Pressure rating

100

Set pressure up to 100 bar

200

Set pressure up to 200 bar

only NG32 and standard flange "F"

250

Set pressure up to 250 bar

315

Set pressure up to 315 bar

350

Set pressure up to 350 bar

Set pressure up to 50 bar

Additional pressure relief valve

Without additional pressure relief valve

With mounted pressure relief valve type ZDB 6 VB…-4X/..SO2

With mounted pressure relief valve type Z2DB 6 VC…-4X/..SO2

Valve version

Standard version

Valve for minimum cracking pressure

Directional valve

Without directional valve

type DBAW only

With directional spool valve

Solenoid voltage

G205

Direct voltage 205 V

G24

Direct voltage 24 V

W230

Alternating voltage 230 V 50/60 Hz

Manual override

Without manual override

With manual override

With concealed manual override (standard)

Electrical connection

only version "DBAEE" and "DBAEA"

K31

Connector 7-pole (6 + PE) according to EN 175201-804

Mating connector, separate order

Connector 3-pole (2 + PE) according to EN 175301-803

Electronics interface

Without electronics (versions "DBA" and "DBAW")

Command value 0 … 10 V (only versions "DBAEE" and "DBAEA")

Command value 4 … 20 mA (only versions "DBAEE" and "DBAEA")

External control electronics (only version "DBAE")

Nozzle fitting

Standard for displacement pumps; pure DB-/DBW function

Fixed displacement pumps: Lateral channel closed, transverse channel open, pilot oil bore open

e.g. for axial piston variable displacement pump type A4VSO140 with DRG controller

A00

Variable displacement pumps: Lateral channel closed, transverse channel open, pilot oil bore closed

Standard for control pumps with DFR1 or DFLR controller

A08

Variable displacement pumps: Nozzle Ø0.8 mm in lateral channel, transverse channel open; pilot oil bore closed

For nozzle fitting of the block, refer to the circuit examples

A10

Variable displacement pumps: Nozzle Ø1.0 mm in lateral channel, transverse channel open; pilot oil bore closed

Observe compatibility of seals with hydraulic fluid used! Other seals upon request

NBR seals

FKM seals

Type examination

Without type examination

Type-examination tested safety valve according to PED 2014/68/EU

Approval

Standard solenoid coil

Version "6E" only

=UR

Solenoid coil is an approved component with UR-marking according to UL 906

Documentação

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Product description

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Product description

Código:DBA2X/

The following data were selected.
Type	DBA	Pump safety block
Series	2X	Component series 20 … 29

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