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DBDS10P1X/315

规格6…30。元件系列1X。最高工作压力630 bar。最大流量350 l/min。螺纹插装阀结构。用于螺纹连接。用于底板安装。


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  • DBDS10P1X/315

  • Rexroth

  • DBDS 10 P1X/315

  • 螺纹插装阀结构。

  • 用于螺纹连接。

  • 用于底板安装。

  • 可选压力调节方式:带六角及保护帽的调节套、旋钮、手轮或可锁定旋钮。



  • 防腐蚀结构。


DBD 型溢流阀为直动式座阀,用于限制系统压力。

该阀主要由阀套(1)、弹簧(2)、带阻尼活塞的阀锥(3,压力等级25…400 bar)或球(4,压力等级630 bar),以及调节装置(5)组成。系统压力可通过调节装置(5)无级设定。弹簧(2)将阀锥(3)或球(4)压向阀座。P通道连接系统,系统压力作用于阀锥表面或球。P通道压力超过弹簧(2)设定值时,阀锥或球克服弹簧开启,液压油由P流向T;压制成形的限位结构(6)限制阀锥行程。

为在整个压力范围内获得良好的调压性能,将全部压力范围划分为 7 个压力等级。每个压力等级对应一种弹簧,并可通过该弹簧设置相应的最大工作压力。

 

 

注意事项:

  • 调节装置(5)采用防丢失结构。由于采用万向支承,完全卸载时,调节元件在调节装置(5)内仍保持松动、可移动状态。

  • 压力等级“25”:若调节机构已完全卸载,仍未达到最低压力,则由于弹簧力和/或复位力较小,需要将调节元件“回拉”至止点。

  • 需要调节或提高压力时,可再次旋入调节元件。

DBDS..K1X/…型。

压力等级25…400 bar的版本,采用锥座阀。

DBDH 10 K1X/…型。

压力等级630 bar的版本,采用球座阀,仅适用于NG10。

机能符号


01

02

03

04

05


06

07

08

09

10

11

DBD




1X

/






*

01

Pressure relief valve, direct controlled

DBD

Adjustment type for pressure adjustment

02


NG6

NG8

NG10

NG15

NG20

NG25

NG30


Sleeve with hexagon and protective cap

✔

✔

✔

✔

✔

✔

✔

S

Rotary knob

1)

✔

✔

✔

✔

✔

–

–

H

Hand wheel

2)

–

–

–

–

–

✔

✔

H

Lockable rotary knob

1; ,3; 4)

✔

✔

✔

✔

✔

–

–

A

03

Size 6 (connection G1/4)

6

Size 8 (connection G3/8)

8

Size 10 (connection G1/2)

10

Size 15 (connection G3/4)

15

Size 20 (connection G1)

20

Size 25 (connection G1 1/4)

25

Size 30 (connection G1 1/2)

30

Type of connection

04


NG6

NG8

NG10

NG15

NG20

NG25

NG30


As screw-in cartridge valve (cartridge)

✔

–

✔

–

✔

–

✔

K

For threaded connection

✔

✔

✔

✔

✔

✔

✔

G

For subplate mounting

✔

–

✔

–

✔

–

✔

P

05

Component series 10 ... 1Z (10 ... 1Z: unchanged installation and connection dimensions)

1X

Pressure rating

5)

06


NG6

NG8

NG10

NG15

NG20

NG25

NG30


Set pressure up to 25 bar

✔

✔

✔

✔

✔

✔

✔

25

Set pressure up to 50 bar

✔

✔

✔

✔

✔

✔

✔

50

Set pressure up to 100 bar

✔

✔

✔

✔

✔

✔

✔

100

Set pressure up to 200 bar

✔

✔

✔

✔

✔

✔

✔

200

Set pressure up to 315 bar

✔

✔

✔

✔

✔

✔

✔

315

Set pressure up to 400 bar

✔

✔

✔

✔

✔

–

–

400

Set pressure up to 630 bar

6)

–

–

✔

–

–

–

–

630

Corrosion resistance

(For availability see table below)

07

None

no code

Improved corrosion protection (240 h salt spray test according to EN ISO 9227)

J3

High corrosion protection (720 h salt spray test according to EN ISO 9227)

J5

Seal material (observe compatibility of seals with hydraulic fluid used, see "Technical data")

08

NBR seals

no code

FKM seals

V

Line connection

09

Pipe thread according to ISO 228-1

no code

SAE thread

12

Equipment Directive

10

Without type-examination procedure

no code

Type-examination tested safety valve according to Pressure Equipment Directive 2014/68/EU

E

11

Further details in the plain text

1) For size 20, only available for the pressure ratings "25", "50" or "100".
2) Pressure ratings "25", "50" or "100" only.
3) Key with material no. R900008158 is included in the scope of delivery.
4) Not for type-examination tested safety valves.
5) When selecting the pressure rating, please observe the characteristic curves.
6) With version "G" and "P", only available as "SO292", see "dimensions".

Availability corrosion resistance (Without type-examination procedure; only adjustment type "S")

Type of connection

NG6

NG8

NG10

NG15

NG20

NG25

NG30

As cartridge valve ("K")

no code, J5

–

no code, J5

–

no code, J5

–

no code, J5

For threaded connection ("G")

no code, J3

no code

no code, J3

no code

no code, J3

no code

no code, J3

For subplate mounting ("P")

no code, J3

–

no code, J3

–

no code, J3

–

no code, J3

Type-examination tested safety valves type DBD

(Component series 1X, according to the Pressure Equipment Directive 2014/68/EU)

Size

Type designation

Component marking

6

TÜV.SV.▢–849.5.F.αw.p.

TÜV.SV.▢–849.5.F.G.p.

10

TÜV.SV.▢–850.6.F.αw.p.

TÜV.SV.▢–850.6.F.G.p.

TÜV.SV.▢–390.4,5.F.30.p. 1)

20

TÜV.SV.▢–361.10.F.αw.p.

30

TÜV.SV.▢–362.15.F.αw.p.

▢ Information is entered at the factory

1) Component marking for DBD. 10.1X/...; 400 bar < p ≤ 630 bar

Adjustment type for pressure adjustment

01


NG6

NG10

NG20

NG30


Sleeve with hexagon and protective cap

✔

✔

✔

✔

S

Rotary knob

✔

✔

✔

–

H

Hand wheel

–

–

–

✔

H

Type of connection

02


NG6

NG10

NG20

NG30


As screw-in cartridge valve (cartridge)

✔

✔

✔

✔

K

For threaded connection

✔

✔

✔

✔

G

For subplate mounting

✔

✔

✔

✔

P

Pressure rating

1)

03

In the type designation, the pressure is to be entered by the customer.

Pressure adjustments ≥ 30 bar and in 5 bar steps possible.


Corrosion resistance

(For availability see table below)

04

None

no code

Improved corrosion protection (240 h salt spray test according to EN ISO 9227)

J3

High corrosion protection (720 h salt spray test according to EN ISO 9227)

J5

Seal material (observe compatibility of seals with hydraulic fluid used, see "Technical data")

05

NBR seals

no code

FKM seals

V

Line connection

06

Pipe thread according to ISO 228-1

no code

1) When selecting the pressure rating, please observe the characteristic curves.

Availability corrosion resistance (With type-examination procedure)

Type of connection

NG6

NG10

NG20

NG30

As cartridge valve ("K")

no code, J5

no code, J5

no code, J5

no code, J5

For threaded connection ("G")

no code, J3

no code, J3

no code, J3

no code, J3


(如需在这些数值以外的工况下使用,请咨询我们!)

一般

Weight


See "dimensions"

Installation position


any

Ambient temperature range

NBR seals

°C

-30 … +80

FKM seals

°C

-15 … +80

Minimum stability of the housing materials


Housing materials are to be selected so that there is sufficient safety for all imaginable operating conditions (e.g. with regard to pressure resistance, thread stripping strengths and tightening torques).

MTTFD values according to EN ISO 13849 1)

yrs

150 … 1200
1)For further details, see data sheet 08012

液压

Size

681015202530

Maximum operating pressure

Inlet

Standard

bar

400315

Version "630"

bar

-630-

Outlet

bar

315

Minimum set pressure


see "characteristic curves"

Maximum flow (standard valves)


see "characteristic curves"

Hydraulic fluid


see table "Hydraulic fluid"

Hydraulic fluid temperature range

NBR seals

°C

-30 … +80

FKM seals

°C

-15 … +80

Viscosity range

mm²/s

10 … 800

Maximum admissible degree of contamination of the hydraulic fluid, cleanliness class according to ISO 4406 (c) 1)


Class 20/18/15
1)The cleanliness classes specified for the components must be adhered to in hydraulic systems. Effective filtration prevents faults and simultaneously increases the life cycle of the components. For the selection of the filters, see www.boschrexroth.com/filter.

注意:

T 口的液压背压以 1:1 的比例叠加到通过调节装置设定的阀响应压力上。

示例:

  • 通过弹簧预紧调节阀的压力(见“产品描述”第 2 项)p spring = 200 bar   

  • T 口的液压背压:p hydraulic = 50 bar   

  • ⇒ 响应压力 = p spring + p hydraulic = 250 bar     

Hydraulic fluid

Classification

Suitable sealing materials

Standards

Data sheet

Mineral oils

HL, HLP, HLPD, HVLP, HVLPD

NBR, FKM

DIN 51524

90220

Bio-degradable

Insoluble in water

HETG

FKM

ISO 15380

90221

HEES

FKM

Soluble in water

HEPG

FKM

ISO 15380

Flame-resistant

Water-free

HFDU (glycol base)

FKM

ISO 12922

90222

HFDU (ester base)

FKM

HFDR

FKM

Containing water

HFC (Fuchs: Hydrotherm 46M, Renosafe 500;
Petrofer: Ultra Safe 620;
Houghton: Safe 620;
Union: Carbide HP5046)

NBR

ISO 12922

90223

  • For more information and data on the use of other hydraulicfluids, please refer to the data sheets above or contact us.

  • There may be limitations regarding the technical valve data (temperature, pressure range, life cycle, maintenance intervals, etc.).

  • The ignition temperature of the hydraulic fluid used must be 50 K higher than the maximum surface temperature.

  • Bio-degradable and flame-resistant – containing water: If components with galvanic zinc coating (e.g. version "J3" or "J5") or parts containing zinc are used, small amounts of dissolved zinc may get into the hydraulic system and cause accelerated aging of the hydraulic fluid. Zinc soap may form as a chemical reaction product, which may clog filters, nozzles and solenoid valves - particularly in connection with local heat input.

  • Flame-resistant – containing water:

  • Due to increased cavitation tendency with HFC hydraulic fluids, the life cycle of the component may be reduced by up to 30% as compared to the use with mineral oil HLP. In order to reduce the cavitation effect, it is recommended - if possible specific to the installation - to back up the return flow pressure in ports T to approx. 20% of the pressure differential at the component.

不同的技术参数:经过型式试验的 DBD 型安全阀

(元件系列 1X,依据压力设备指令 2014/68/EU)

一般

Ambient temperature range

°C

-10 … +80

液压

Set response pressure


see last figure of the component marking

Maximum counter pressure in the discharge line


See characteristic curves "Counter pressure in the discharge line”

Maximum flow


The last but one figure of the component marking attached at the safety valve is always binding. For valve types which have a variable maximum flow depending on the response pressure, the discharge coefficient is specified at this place.

Hydraulic fluid


Hydraulic fluids according to DIN 51524: Hydraulic oils HL and HLP are suitable for safety valves with NBR or FKM seals.

Hydraulic fluid temperature range

°C

-10 … +60

Viscosity range

mm²/s

12 … 230

Conformity


CE according to Pressure Equipment Directive 2014/68/EU


Threaded connection

Dimensions in mm

1

Adjustment type "S" (example)
Grub screw with hexagon and protective cap

2

Name plate

3

4 valve mounting bores

4

Additional port (P), optional (e.g. for pressure measurement); not possible for NG10 and pressure rating >400 bar (= version "SO292"). Dimensions see dimensions D4, tightening torque see table below.

5

Arrangement of the tapped holes with version "12"

NG

B1

B2

ØD1

D2

ØD3

D4

H1

H2

L1

L2

L3

L4

L5

L6

T1

T2

Weight (approx.)

mm

mm

mm


mm


mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

kg

6 45 60 25 M6 6.6 G1/4 25 40 80 4 15 55 40 20 10 12 1.5
8 60 80 28 M8 9 G3/8 40 60 100 4 20 70 48 21 15 12 3.7
10 60 80 34 M8 9 G1/2 40 60 100 4 20 70 48 21 15 14 3.7
15 70 100 42 M8 9 G3/4 50 70 135 4 20 100 65 34 18 16 6.4
20 70 100 47 M8 9 G1 50 70 135 5.5 20 100 65 34 18 18 6.4
25 100 130 56 M10 11 G1 1/4 60 90 180 5.5 25 130 85 35 20 20 13.9
30 100 130 65 M10 11 G1 1/2 60 90 180 5.5 25 130 85 35 20 22 13.9

Deviating dimensions for version "12"

NG

ØD1

D2

D4

T2

mm



mm

6 21 1/4"-20 UNC 7/16"-20 UNF 12
8 25 5/16"-18 UNC 9/16"-18 UNF 13
10 32 5/16"-18 UNC 3/4"-16 UNF 15
15 41 5/16"-18 UNC 1 1/16"-12 UN 20
20 49 5/16"-18 UNC 1 5/16"-12 UN 20
25 58 3/8"-16 UNC 1 5/8"-12 UN 20
30 70 3/8"-16 UNC 1 7/8"-12 UN 16

Fittings

NG

Tightening torque MA in Nm

1)

Plug screw (4)

Pipe fittings

6

30

60

8

40

90

10

60

130

15

80

200

20

135

380

25

480

500

30

560

600

1) The tightening torques are guidelines, referring to the maximum operating pressure and when using a manual torque wrench (tolerance ±10 %).

Cartridge valve

Dimensions in mm

1.1

Adjustment type "S” – Grub screw with hexagon and protective cap; internal hexagon (NG6 … NG20)

1.2

Adjustment type "S” – Grub screw with hexagon and protective cap; external hexagon (NG30)

1.3

Adjustment type "S” – Grub screw with hexagon and protective cap; version "J3" and "J5"

2.1

Adjustment type “H” – rotary knob (NG6 … NG20)

2.2

Adjustment type “H” – hand wheel (NG30)

3

Adjustment type "A” – lockable rotary knob (NG6 … NG10; NG20 …100 bar)

4

Type designation

5

Marking (adjustment of the zero position after the valve has been screwed in; then fixing of the ring by horizontal shifting until it engages on the plug screw SW6).

6

Lock nut, tightening torque MA = 10+5 Nm

7

Space required to remove the key

NG

ØD11

ØD12

ØD13

L17

L18

L19

L20

L21

L22

L23

L24

L25

SW1

SW2

SW3

SW4

SW5

SW6

Weight (approx.)

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

kg

6 34 60 - 72 11 83 28 20 - - 64.5 82.5 32 19 6 - 30 19 0.4
10 38 60 - 68 11 79 28 20 - - 77 78.5 36 19 6 - 30 19 0.5
20 48 60 - 65 11 77 28 20 - - 106 75 46 19 6 - 30 19 1
30 63 - 80 83 - - - - 11 56 131 94.3 60 19 - 13 - 19 2.2

Tightening torques MA in Nm for screw-in cartridge valves

NG

Pressure rating in bar

Up to 200

Up to 400

Up to 630

6

50±5

80±5

‒

10

100±5

150±10

200±10

20

150±10

300±15

‒

30

350±20

500±30

‒

The tightening torques are guidelines with a friction coefficient μtotal = 0.12 and when using a manual torque wrench.

Installation bore

Dimensions in mm

1) All seal ring in sertion faces are rounded and free of burrs; tolerance for all angles ± 0.5°

1

Port P, at any place at the circumference or at the front side

2

Port T, at any place at the circumference

3

Depth of fit

4

Minimum stability of the housing materials, see "Technical data".

NG

D14

ØD15

ØD16

ØD17

ØD18

ØD19

L26

L27

L28

L29

L30

L31

L32

α1


mm


mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

°

6 M28 x 1.5 25 H9 6 15 24.9 + 0.152
- 0.2
12 15 19 30 36 45 56.5 ± 5.5 65 15
10 M35 x 1.5 32 H9 10 18.5 31.9 + 0.162
- 0.2
15 18 23 35 41.5 52 67.5 ± 7.5 80 15
20 M45 x 1.5 40 H9 20 24 39.9 + 0.162
- 0.2
22 21 27 45 55 70 91.5 ± 8.5 110 20
30 M60 x 2 55 H9 30 38.75 54.9 + 0.174
- 0.2
34 23 29 45 63 84 113.5 ± 11.5 140 20

Subplate mounting

Dimensions in mm

Required surface quality of the valve contact surface

1

Adjustment type "S" (example)
Grub screw with hexagon and protective cap

2

Name plate

3

4 valve mounting bores

4

Additional port (P), optional (e.g. for pressure measurement); not possible for NG10 and pressure rating > 400 bar (= version “SO292”). (Tightening torques see dimensional table)

5

Locking pin (only with type-examination tested safety valves)

NG

B1

B2

ØD3

H2

L1

L2

L3

L4

L5

L6

L18

Port P

Weight (approx.)

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm


kg

6 45 60 6.6 40 80 4 15 55 40 20 15 G1/4 1.5
10 60 80 9 60 100 4 20 70 45 21 15 G1/2 3.7
20 70 100 9 70 135 5.5 20 100 65 34 15 G3/4 6.4
30 100 130 11 90 180 5.5 25 130 85 35 15 G1 1/4 13.9

Deviating dimensions for version "12"

NG

Port P


6 7/16"-20 UNF
10 3/4"-16 UNF
20 1 5/16"-12 UN
30 1 7/8"-12 UN

Valve mounting screws (separate order)

Size

Quantity

Hexagon socket head cap screws

Material number

6

4

ISO 4762 - M6 x 50 - 10.9-CM-Fe-ZnNi-5-Cn-T0-H-B

(Friction coefficient μtotal = 0.09 … 0.14)

Tightening torque MA = 12.5 Nm ±10 %

R913048088

10

4

ISO 4762 - M8 x 70 - 10.9-FlZn/nc/480h/C

Tightening torque MA = 28 Nm ± 10 %

R913043410

20

4

ISO 4762 - M8 x 90 - 12.9-flZn/nc/480h/C

Tightening torque MA = 28 Nm ± 10 %

R913069227

30

4

ISO 4762 - M10 x 110 - 12.9-flZn/nc/480h/C

Tightening torque MA = 56 Nm ±10 %

R913059433

Notices:

  • For reasons of stability, exclusively the specified valve mounting screws shall be used.

  • As replacement, you can use screws specified according to DIN 912.

Deviating dimensions : Screw-in cartridge valve as type-examination tested safety valve type DBD

(Component series 1X, according to the Pressure Equipment Directive 2014/68/EU)

Dimensions in mm

1.3

Adjustment type "S" – hexagon with safety cap

2.1

Adjustment type “H”, hand wheel

2.2

Adjustment type “H” – rotary knob

7

Lock nut, tightening torque MA = 10+5 Nm

ØD11

ØD12

ØD13

L18

L19

L22

L23

L24

L25

SW1

SW2

Weight (approx.)

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

kg

34 60 40 11 83 11 63 64.5 80 32 19 0.4
38 60 40 11 97 11 59 78.5 76.5 36 19 0.5
48 60 40 11 77 11 57 107 72.5 46 19 1
63 - 80 - - 11 87 134 93 60 19 2.2

Adjustment type for corrosion resistance


NG6

NG10

NG20

NG30

Without corrosion protection

2.1

2.1

2.1

2.2

Version "J3" and "J5"

2.2

2.2

2.2

2.2

Sheet cut-out for front panel mounting with type-examination tested safety valves type DBD

(Component series 1X, according to the Pressure Equipment Directive 2014/68/EU)

Dimensions in mm

NG

B1

B2

H1

H2

ØD1H13

ØD2H13

R1

mm

mm

mm

mm

mm

mm

mm

6 45 12.5 25 22.5 7 40 8
10 60 20.5 40 20.5 9 44 8
20 70 24 50 24 9 55 8
30 100 29.5 60 29.5 11 73 8

Notice:

With valves type DBDH.K….E, the hand wheel must be removed and reassembled before the front panel assembly of the screw-in cartridge valve.


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