Bosch Bosch 25e User Manual

Browse online or download User Manual for Water heaters & boilers Bosch Bosch 25e. Proportional pressure reducing valve, in 3

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Proportional pressure reducing
valve, in 3-way version
Type 3DREP and 3DREPE
Size 6
Component series 2X
Maximum operating pressure 100 bar
Maximum flow 15 l/min
RE 29184/06.11
Replaces: 12.02
Table of contents
Contents Page
Features 1
Ordering code 2
Symbols 2
Function, section 3
Technical data 4, 5
Block diagram of the integrated electronics (OBE) for
type 3DREPE 6
Accessories 7
Characteristic curves 8
Unit dimensions 9 to 11
Throttle insert 12
Features
Direct operated proportional valves for controlling a pressure
and the direction of a flow
Operation by means of proportional solenoids with central
thread and detachable coil
Subplate mounting:
Porting pattern according to ISO 4401
Manual override, optional
Spring-centered control spool
Type 3DREPE with integrated control electronics
External control electronics for type 3DREP:
• AnalogamplifierstypeVT-VSPA2-1-2X/…inEurocard
format (separate order), see page 5
• DigitalamplifiertypeVT-VSPD-1-1X/…inEurocard
format (separate order), see page 5
• ElectricamplifiertypeVT11118inmodulardesign
(separate order), see page 5
Inhalt
Table of contents 1
Features 1
Ordering code 2
Symbols 2
Function, section 3
Technical data (For applications outside these parameters,
please consult us!) 4
Technical data (For applications outside these parameters,
please consult us!) 5
Block diagram of the integrated electronics (OBE) for type
3DREPE 6
Accessories (not included in scope of delivery) 7
Characteristic curves (measured with HLP 46, ϑ
oil
= 40 °C ± 5
°C and p = 100 bar) 8
Unit dimensions: Type 3DREP (dimensions in mm) 9
Unit dimensions: Type 3DREP...J - sea water-resistant (dimen-
sions in mm) 10
Unit dimensions: Type 3DREPE and 3DREPE...J - sea water-
resistant (dimensions in mm) 11
Throttle insert 12
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1 2 3 4 5 6 ... 11 12

Summary of Contents

Page 1 - Features

1/12Proportional pressure reducing valve, in 3-way versionType 3DREP and 3DREPESize 6Component series 2XMaximum operating pressure 100 bar Maximum fl

Page 2 - 3DREP 6 2X E G24

0,01/100mmRmax 44772815TPAF4F3BF1F2G111 Valvehousing2 Name plate3 Proportional solenoid "a"4 Proportional solenoid "b"5 Mating co

Page 3 - Function, section

0,01/100mmRmax 44772815TPAF4F3BF1F2G111 Valvehousing2 Name plate3 Proportional solenoid "a"4 Proportional solenoid "b"5 Mating co

Page 4 - = 40 °C ± 5 °C)

When using a proportional directional valve type 4WRZ..., the following throttle inserts are to be used in channel A and B:Size 10 16 25 32 52Ø in mm

Page 5 - Control electronics

2/12 Bosch Rexroth AG Hydraulics 3DREP; 3DREPE RE 29184/06.11Ordering codeFor external control electronics = No codeWith integrated control e

Page 6

Hydraulics Bosch Rexroth AGRE 29184/06.11 3DREP; 3DREPE3/12Function, sectionThe 3-way pressure reducing valve type 3 DREP 6.. is direct operated b

Page 7 - RD 29087_003_004

4/12 Bosch Rexroth AG Hydraulics 3DREP; 3DREPE RE 29184/06.11Technical data (For applications outside these parameters, please consult us!)genera

Page 8

Hydraulics Bosch Rexroth AGRE 29184/06.11 3DREP; 3DREPE5/12Technical data (For applications outside these parameters, please consult us!)electricV

Page 9 - "b"

6/12 Bosch Rexroth AG Hydraulics 3DREP; 3DREPE RE 29184/06.11Block diagram of the integrated electronics (OBE) for type 3DREPEPEBAEDUUIUI21+ Ui0

Page 10

Hydraulics Bosch Rexroth AGRE 29184/06.11 3DREP; 3DREPE7/12Accessories (not included in scope of delivery)Subplates Data sheetSize 6 45052Mating c

Page 11

8/12 Bosch Rexroth AG Hydraulics 3DREP; 3DREPE RE 29184/06.11Characteristic curves (measured with HLP 46, ϑoil = 40 °C ± 5 °C and p = 100 bar)0 1

Page 12 - Throttle insert

0,01/100mmRmax 44772815TPAF4F3BF1F2G118,47994156,522747"a"3425617981510429"b"B23,5AØ 45,569,2Subplates and valve mounting screws s

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