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Inhalt Table of contents 1 Features 1 Order code 2 3 Standard types 3 Function, cross-section, symbols: 2/2 and 3/2 directional poppet 4 Function, cross-section, symbols, schematic illustration: 4/2 di- rectional 5 Technical data (for applications exceeding these parameters, please consult product support!) 6 Characteristic curves (measured with HLP46, oil ( = 190 SUS) = 40 °C ± 5 °C [104 °F ± 9 °F]) 7 Power limits (measured with HLP46, oil ( = 190 SUS) = 40 °C ± 5 °C [104 °F ± 9 °F]) 8 Dimensions: 2/2 directional poppet valve (PK) and 3/2 direction- al poppet valve (UK)(nominal dimensions in mm [inch]) 9 Dimensions: 2/2 directional poppet valve (NK) and 3/2 direction- al poppet valve (CK)(nominal dimensions in mm [inch]) 0 Dimensions: 4/2 directional poppet valve (D) (nominal dimen- sions in mm [inch]) 11 Dimensions: 4/2 directional poppet valve (Y) (nominal dimen- sions in mm [inch]) 12 Valve mounting bolts 13 Mating connector (DIN EN 175301-803) 13 orifice insert 14 General notes 14 Check valve insert 14 Notes 15 Notes 16

RE 22049/07.06 /14 2/2, 3/2 and 4/2 directional poppet Replaces: 06.06 valve with solenoid actuation

Type M-.SED

NG 6 Component series 1X Maximum operating pressure 350 bar [5100 psi] Maximum flow 25 l/min [6.6 gpm]

H4243

Table of contents Features

Contents Page – Direct operated directional poppet valve with solenoid Features 1 actuation Order code 2, 3 – Port pattern as per DIN 24340 form A NG6 (without locating bore) Standard types 3 – Port pattern as per ISO 4401-03-02-0-94, NFPA T3.5.1 MR1 Function, cross-section 4, 5 and ANSI B93-7 D03 (with locating bore/anti-rotation pin) Technical data 6 – Safe operation even after long idle periods or standstill under Characteristic curves 7 pressure Power limits 8 – Wet-pin DC solenoids with removeable coil (AC voltage Dimensions 9 to 12 possible by means of rectifier plug) Valve mounting bolts 13 – Solenoid coil can be rotated 90° Mating connector 13 – Pressure-tight chamber need not be opened for coil Throttle orifice insert 14 replacement Check valve insert 14 – Individual electrical connection General notes 14 – With concealed manual override, optional – Inductive position indicator (contact-free), optional, see RE 24830.

Information on available spare parts: www.boschrexroth.com/spc /14 Bosch Rexroth AG Hydraulics M-.SED RE 22049/07.06

Order code

M SED 6 1X 350 C

2 main ports = 2 3 main ports = 3 4 main ports = 4 Poppet valve NG6, ISO4401-3, NFPA/ANSI D03 Interface = 6

Main ports 2 3 4 A a b – – = PK a b P

A a b – – = NK a b P

A a b – – = UK a b PT

A Symbols a b – – = CK a b PT A B a b a b – – = D PT

A B b a a b – – = Y PT = available

Component series 10 to 19 = 1X (10 to 19: Unchanged installation and connection dimensions) Operating pressure 350 bar [5,100 psi] = 350 Wet-pin solenoid (in oil immersed) with removeable coil = C 24 V DC = G24 205 V DC = G205 1) 96 V DC = G96 For further order codes for other voltages, see page 6

AC electricity supply Nominal voltage of the DC For standard types, see page 3. system (permissible solenoid when operated with

voltage tolerance rectified AC voltage code Order ± 10%) 110 V - 50/60 Hz 96 V G96 120 V - 60 Hz 110 V G110 230 V - 50/60 Hz 205 V G205 RE 22049/07.06 M-.SED Hydraulics Bosch Rexroth AG /14

K4 *

Further details in clear text No code = Without locating bore /62 = With locating bore and anti-rotation pin ISO 8752-3x8-St No code = NBR seals V = FKM seals (other seals upon request) Caution! Observe compatibility of seals with used! No code = Without check valve insert, without throttle orifice insert P = With check valve insert B12 = Throttle Ø1.2 mm [0.047”] B15 = Throttle Ø1.5 mm [0.059”] B18 = Throttle Ø1.8 mm [0.071”] B20 = Throttle Ø2.0 mm [0.079”] B22 = Throttle Ø2.2 mm [0.087”] Other orifices upon request Accessories Inductive position indicator, see RE 24830 No code = Without indicator QMAG24 = Indicator monitors position a QMBG24 = Indicator monitors position b Electrical connection K4 2) = Without mating connector with connector as per DIN EN 175301-803 N9 = With concealed manual override No code = Without hand override

1) When connecting to an AC voltage a DC solenoid and a AC rectifier must be used (see table page 2). For individual connections a large mating connector with integrated rectifier can be used (order separately, see page 13). 2) Mating connectors, order separately, see page 13.

Standard types

Type Material number Type Material number M-3SED 6 UK1X/350CG24N9K4 R900052621 M-3SED 6 CK1X/350CG24N9K4 R900052392 M-3SED 6 UK1X/350CG96N9K4 R900207848 M-3SED 6 CK1X/350CG96N9K4 R900218734

For additional standard types and components please contact Product Support. /14 Bosch Rexroth AG Hydraulics M-.SED RE 22049/07.06

Function, cross-section, symbols: 2/2 and 3/2 directional poppet valve

General: The closing element´s (4) special design allows ports P, A Directional of type M-.SED are direct operated direc- and T to be pressurised to the maximum operating pressure tional poppet valves with solenoid actuation. They control the (350 bar [5100 psi]), and also allows flow to travel in either di- start, stop and direction of a flow. They consist of a housing (1), rection (see symbols)! solenoid (2), valve seats (7) and (11) and closing element (4). In the de-energized position, closing element (4) is pressed by With the help of manual override (6) the valve can be actuated spring (5) onto seat (11), in the energized position, it is pushed without energizing the solenoid. by solenoid (2) onto seat (7). the flow is blocked. Function (3/2 directional poppet valve): On the 2/2 directional poppet valve, the tank port is blocked internally. The valve´s de-energized position (normally open UK or nor- mally closed CK) is determined by the arrangement of spring 2/2 directional poppet valve 3/2 directional poppet valve (5). Chamber (3) behind closing element (4) is connected to PK UK port P and blocked from port T. The valve is therefore pressure- A A a b balanced with regard to the actuating forces (solenoid and a b spring). a b a b P PT

NK A CK A a b a b a b a b P PT

6

1

5 "a"

TA P Type M-3SED 6 UK1X/350CG24N9K4 2 3 11 4 7

5

1 7 TA P 11 Type M-3SED 6 CK1X/350CG24N9K4 RE 22049/07.06 M-.SED Hydraulics Bosch Rexroth AG /14

Function, cross-section, symbols, schematic illustration: 4/2 directional poppet valve

In combination with a sandwich plate, called a „Plus-1 plate“, – Energized position: under the 3/2 directional poppet valve, this valve can then be P is connected to A. Since the pump pressure acts via A on used as a 4/2 directional poppet valve. the large area of pilot spool (8), ball (9) is pressed onto seat Function of the Plus-1 plate: (12). Thus, B is therefore connected to T, and P to A. Ball (9) in the Plus-1 plate has a "positive switching overlap". – De-energized position: The main valve is not actuated. The spring (5) holds clos- Caution! ing element (4) on seat (11). Port P is blocked, and port A is In order to prevent pressure intensification when single- connected to Tank. A pilot line is provided from A to the bore rod cylinders are used, the annulus area of the side area of pilot spool (8), thereby unloading it to tank thru must be connected to A. A. The pressure applied via P will hold ball (9) onto seat (10). The use of the Plus-1 plate allows the following configurations: Thus allowing P to be connected to B and A connected to T. A B – Transition position: When the main valve is actuated, closing element (4) is Symbol D: a b a b shifted against spring (5) and pressed onto seat (10). This results in the closure of port T, while P, A and B are briefly PT connected. A B Symbol Y: b a a b PT

2

1 6

"b"

5 4 7 11 Schematic illustration: De-energized position 5 7 4 11 A 3/2 direc- tional pop- pet valve T P 12

Plus-1 TB PA plate

8 10 9 A TB P Type M-4SED 6 Y1X/350CG24N9K4 8 10 9 /14 Bosch Rexroth AG Hydraulics M-.SED RE 22049/07.06

Technical data (for applications exceeding these parameters, please consult product support!)

General Weight – 2/2 directional poppet valve kg [lbs] 1.5 [3.3] – 3/2 directional poppet valve kg [lbs] 1.5 [3.3] – 4/2 directional poppet valve kg [lbs] 2.3 [5.1] Installation orientation Unrestricted Ambient temperature range °C [°F] –30 to +50 [–22 to +122] (NBR seals) –20 to +50 [–4 to +122] (FKM seals)

Hydraulic Maximum operating pressure bar [psi] see table on page 8 Maximum flow l/min [gpm] 25 [6.6] Hydraulic fluid Mineral oil (HL, HLP) to DIN 51524 1); fast bio-de- gradable hydraulic fluids to VDMA 24568 (see also RE 90221); HETG (rape seed oil) 1); HEPG (polyg- lycols) 2); HEES (synthetic esters) 2); other hydraulic fluids on enquiry Hydraulic fluid temperature range °C [°F] –30 to +80 [–22 to +176] (NBR seals) –20 to +80 [–4 to +176] (FKM seals) Viscosity range mm2/s [SUS] 2.8 to 500 [35 to 2320] Max. permissible degree of contamination of the hy- Class 20/18/15 3) draulic fluid - cleanliness class to ISO 4406 (c)

Electrical Voltage type DC AC Available voltages 4) V 12, 24, 42, 96, 110, 205, Possible only in conjunc- 220 tion with rectifier (see page 13) Voltage tolerance (nominal voltage) % ±10 Power consumption W 30 Duty cycle % 100 Switching time (as per ISO 6403) – ON ms 40 to 70 – OFF ms 10 to 20 (without rectifier) 30 to 45 (with rectifier) Maximum switching frequency 1/h 15000 Type of protection (as per DIN EN 60529) IP 65 with mating connector mounted and secured Maximum coil temperature 5) °C [°F] 150 [302]

1) Suitable for NBR and FKM seals When making the electrical connection, properly connect 2) Suitable only for FKM seals the ground conductor (PE ). 3) The cleanliness classes specified for components must be adhered to in hydraulic systems. Effective filtration prevents malfunction and, at the same time, prolongs the service life of components. For the selection of filters, see data sheets RE 50070, RE 50076, RE 50081, RE 50086 and RE 50088. 4) Special voltages upon request 5) Due to the surface temperatures of solenoid coils, observe European standards EN563 and EN982! RE 22049/07.06 M-.SED Hydraulics Bosch Rexroth AG /14

Characteristic curves (measured with HLP46, oil ( = 190 SUS) = 40 °C ± 5 °C [104 °F ± 9 °F])

∆p-qV characteristic curves ∆p-qV characteristic curves 2/2 and 3/2 directional poppet valve 4/2 directional poppet valve 30 ����� 28

1 ����� 24 → 22 2

����� [psi] ����� 20 20 → ����� ����� [psi] 16 16 ����� ����� 1 3 12 12 ����� ����� 8 8 ����� ����� Pressure differential in bar

���� 4 ���� 4 Pressure differential in bar ��� 0 ��� 0 0 4 8 12 16 20 24 25 0 4 8 12 16 20 2425

��� ��� ��� ��� ��� ��� ��� ����� ��� ��� ��� ��� ��� ��� ��� ����� Flow in l/min [gpm] → Flow in l/min [gpm] →

PK D 1 M-2SED 6 …, P nach A 1 M-4SED 6 …, A to T NK Y

UK D 1 M-3SED 6 …, P to A and A to T 2 M-4SED 6 …, P to A CK Y

D 3 M-4SED 6 …, B to T and P to B Y

∆p-qV characteristic curves ∆p-qV characteristic curves Check valve insert Throttle orifice inserts 12 ������ 350 ����� B12 B15 ������

→ 300 10 → ����� ������ [psi] [psi] 250 ����� ������ 8 B18 ����� ������ 200 6 ������ B20 ���� 150 ������ ���� 4 ������ 100 ���� B22 2 ������ 50 Pressure differential in bar ���� Pressure differential in bar �����

��� 0 ��� 0 4 8 12 10 20 2425 0 4 8 12 16 20 24 25

��� ��� ��� ��� ��� ��� ��� ����� ��� ��� ��� ��� ��� ��� ��� ����� Flow in l/min [gpm] → Flow in l/min [gpm] → /14 Bosch Rexroth AG Hydraulics M-.SED RE 22049/07.06

Power limits (measured with HLP46, oil ( = 190 SUS) = 40 °C ± 5 °C [104 °F ± 9 °F]) Operating pressure in bar [psi] Flow in l/min Symbol Remark P A B T [gpm]

- A

350 350 25 PK a b a b [5,100] [5,100] [6.6] P

A pet valve) 350 350 25 2-way circuit NK a b a b [5,100] [5,100] [6.6] (2/2 directional pop P

- A

a b 350 350 350 25 UK a b [5,100] [5,100] [5,100] [6.6] PT In the case of a 2/2 direction- al circuit, port P or T must be A plugged by the customer! pet valve) a b 350 350 350 25 2-way circuit CK a b [5,100] [5,100] [5,100] [6.6] (3/2 directional pop PT

A a b 350 350 350 25 UK a b [5,100] [5,100] [5,100] [6.6] PT

A a b 350 350 350 25 3-way circuit CK a b [5,100] [5,100] [5,100] [6.6] PT

A B 3/2 directional valve (symbol 350 350 350 p – 40 25 row!) D a b UK) in conjunction with P a b [5,100] [5,100] [5,100] [580] [6.6] PT Plus-1 plate: pP > pA ≥ pB > pT

A B 3/2 directional valve (symbol 350 350 350 p – 40 25 4-way circuit 4-way Y b a CK) in conjunction with P a b [5,100] [5,100] [5,100] [580] [6.6] Plus-1 plate: p > p ≥ p > p direction of the ar the of direction PT P A B T (flow inly possible in the the in possible inly (flow

Caution! The power limits were determined with the solenoids was at operating temperature, at 10 % undervoltage and with the tank not pressurized. RE 22049/07.06 M-.SED Hydraulics Bosch Rexroth AG /14

Dimensions: 2/2 directional poppet valve (PK) and 3/2 directional poppet valve (UK) (nominal dimensions in mm [inch])

6 3 4 6 ������ ������ 15 15 ������� ������ ������ Ø6 93 87,2 Ø5,3 ������ max. Ø10 ������ ������ ������ 46 42 ������ 23

������ 50,5 89,3������ (85,8 ������) 59,3 ������ 9

5 1 2.1 2.2 62,7 ������ 7 13,8 ������

0,01/100mm F1 T F2 ��������������� Rzmax 4

������� B ������ ������ A 6,4 Ø45 44,5 Required surface quality F4 P F3 of the mating piece

8 10

1 Solenoid a (ANSI coil designation see RE 08010) 8 Nameplate 2.1 Dimension of valve with concealed manual override N9 9 Identical seal rings for ports A, B, P and T – the manual override can only be operated at tank 10 Port pattern as per DIN 24340 form A (without locat- pressures up to approx. 50 bar [725 psi]. Use tool ing bore), or ISO 4401-03-02-0-94, NFPA T3.5.1 MR1 R900024923 to prevent damage to override! and ANSI B93-7 D03 interface (with locating bore for 2.2 Dimension of valve without manual override anti-rotation pin ISO 8752-3x8-St, material number 3 Mating connector without circuitry (order separately, R900005694, included in the scope of supply) see page 12) 4 Mating connector with circuitry (order separately, Subplates see data sheet RE 45052 see page 12) 5 Space required to remove coil Valve mounting bolts see page 12. 6 Space required to remove mating connector 7 Caution! On 2/2 and 3/2 directional poppet valves, port B is provided only as a blind bore. On 2/2 directional pop- pet valves, port T is blocked internally. (nominal dimensionsinmm (nominal Dimensions: 10 2.2 2.1 / 1 5 4 3 1 7 6 4 pet valves, portTisblockedpet valves, internally. provided onlyasablindbore.On2/2directionalpop portBis On 2/2and3/2directionalpoppetvalves, Space requiredtoremovematingconnector Space requiredtoremovecoil see page1 Mating connector see page1 Mating connector Dimension ofvalvewithoutmanualoverride R900024923 topreventdamageoverride! 50bar pressures uptoapprox. – themanualoverridecanonlybeoperatedattank Dimension ofvalvewithconcealedmanualoverride Solenoid 93 ������ ������

15 AG Rexroth Bosch Caution! 46 ������

44,5 ������ 42 ������ 6 b ������ (ANSI coil designation see RE 080 coildesignationseeRE (ANSI 3) 3)

6,4 ������ ������ 2/2 directionalpoppetvalve(

23 with with without 24,2 13,8 F4 F1

circuitry (order separately, (order circuitry Hydraulics 8 circuitry (order separately, (order circuitry A ������ 62,7 Ø5,3 [inch] Ø10 P [725 psi] ������ ������ ������ T ) 9 124,4 . Usetool 3 4 10 B F3 F2 ������ 2.1 1 0)

NK N9 -

(120,9

) and3/2directionalpoppetvalve( 7 2.2 Valve mounting bolts Valve bolts mounting Subplates ������ 10 9 8 ) R900005694 8752-3x8-St, materialnumber pinISO anti-rotation B93-7D03interface and ANSI ing bore),or 24340formA( Port patternasperDIN PandT B, Identical sealringsforportsA, Nameplate

see data sheet RE 45052 sheetRE see data 1 6 50,5 ISO 440 ISO , includedinthescopeofsupply) Ø45 ������� max. Ø6 ������� see page1 5

������ ������ ������

1-03-02-0-94, 87,2 15 3. Required surfacequality M-.SED M-.SED of thematingpiece ( with with CK NFPA T3.5. ��������������� 0,01/100mm locati RE 22049/07.06 RE ) without without

Rzmax ng borefor 1 1 MR locat 4 -

RE 22049/07.06 M-.SED Hydraulics Bosch Rexroth AG 11/14

Dimensions: 4/2 directional poppet valve (D) (nominal dimensions in mm [inch]) ������ ������

3 15 6 15

6 4 ������� ������ ������ Ø6 93

87,2 ������

max. Ø5,3 Ø10 ������ ������ ������ 46 42 ������ 23

1 ������

7 44,5 8,5 ������ 50,5 89,3������ (85,8 ������) 59,3 ������

62,7 ������ ������ 5 2.1 2.2 ������ 13,8 9 0,01/100mm F1 T F2 ��������������� B Rzmax 4 ������� ������ ������

6,4 A Ø45 P 44,5 Required surface quality F4 F3 of the mating piece

8 10

1 Solenoid a (ANSI coil designation see RE 08010) 8 Nameplate 2.1 Dimension of valve with concealed manual override N9 9 Identical seal rings for ports A, B, P and T – the manual override can only be operated at tank 10 Port pattern as per DIN 24340 form A (without locat- pressures up to approx. 50 bar [725 psi]. Use tool ing bore), or ISO 4401-03-02-0-94, NFPA T3.5.1 MR1 R900024923 to prevent damage to override! and ANSI B93-7 D03 interface (with locating bore for 2.2 Dimension of valve without manual override anti-rotation pin ISO 8752-3x8-St, material number 3 Mating connector without circuitry (order separately, R900005694, included in the scope of supply) see page 13) 4 Mating connector with circuitry (order separately, Subplates see data sheet RE 45052 see page 13) 5 Space required to remove coil Valve mounting bolts see page 13. 6 Space required to remove mating connector 7 Plus-1 plate 12/14 Bosch Rexroth AG Hydraulics M-.SED RE 22049/07.06

Dimensions: 4/2 directional poppet valve (Y) (nominal dimensions in mm [inch]) ������

3 ������ 15

6 15 6

4 ������� ������ ������ Ø6 � 93

������ 87,2 Ø5,3 max. ����� Ø10 ������ ����� ������ -0,5 42 ������ 46 23

������ 1 44,5 7 9 8,5 24,2 124,4 ������ (120,9 ������) 50,5 ������

������ ������ 62,7 ������ 2.1 2.2 5 13,8 ������ 0,01/100mm ��������������� F1 F2 T Rzmax 4 A ������� ������ ������ B Required surface quality 6,4 Ø45 44,5 of the mating piece P F4 F3 8 10

1 Solenoid b (ANSI coil designation see RE 08010) 8 Nameplate 2.1 Dimension of valve with concealed manual override N9 9 Identical seal rings for ports A, B, P and T – the manual override can only be operated at tank 10 Port pattern as per DIN 24340 form A (without locat- pressures up to approx. 50 bar [725 psi]. Use tool ing bore), or ISO 4401-03-02-0-94, NFPA T3.5.1 MR1 R900024923 to prevent damage to override! and ANSI B93-7 D03 interface (with locating bore for 2.2 Dimension of valve without manual override anti-rotation pin ISO 8752-3x8-St, material number 3 Mating connector without circuitry (order separately, R900005694, included in the scope of supply) see page 13) 4 Mating connector with circuitry (order separately, Subplates see data sheet RE 45052 see page 13) 5 Space required to remove coil Valve mounting bolts see page 13. 6 Space required to remove mating connector 7 Plus-1 plate RE 22049/07.06 M-.SED Hydraulics Bosch Rexroth AG 13/14

Valve mounting bolts

2/2 and 3/2 directional poppet valve 4/2 directional poppet valve 4 socket head cap screws (SHCS) metric 4 socket head cap screws (SHCS) metric ISO 4762 - M5 x 50 - 10.9-flZn-240h-L (order separately) ISO 4762 - M5 x 95 - 10.9-flZn-240h-L (included in the

(friction coefficient µtotal = 0.09 to 0.14); scope of supply) (friction coefficient µtotal = 0.09 to 0.14); tightening MT = 7 Nm [5.2 ft-lbs] ± 10%, tightening torque MT = 7 Nm [5.2 ft-lbs] ± 10%, material number R913000064 material number R913000223 or or 4 socket head cap screws (SHCS) 4 socket head cap screws (SHCS) ISO 4762 - M5 x 50 - 10.9 (self procurement) ISO 4762 - M5 x 95 - 10.9 (self procurement)

(friction coefficient µtotal = 0.12 to 0.17); (friction coefficient µtotal = 0.12 to 0.17); tightening torque MT = 8.1 Nm [6 ft-lbs] ± 10% tightening torque MT = 8.1 Nm [6 ft-lbs] ± 10%

4 socket head cap screws (SHCS) UNC 4 socket head cap screws (SHCS) UNC 10-24 UNC x 2” (self procurement) 10-24 UNC x 3 3/4” (self procurement)

(friction coefficient µtotal = 0.19 to 0.24 as per ASTM-574); (friction coefficient µtotal = 0.19 to 0.24 as per ASTM-574); tightening torque MT = 11 Nm [8.1 ft-lbs] ± 10%, tightening torque MT = 11 Nm [8.1 ft-lbs] ± 10%, (friction coefficient µtotal = 0.12 to 0.17 as per ISO 4762); (friction coefficient µtotal = 0.12 to 0.17 as per ISO 4762); tightening torque MT = 8 Nm [5.9 ft-lbs] ± 10%, tightening torque MT = 8 Nm [5.9 ft-lbs] ± 10%, material number R978833365 material number R978881682

Mating connector (DIN EN 175301-803)

For details and additional mating connectors, see RE 08006

Material Numbers With LED lamp and Zener diode suppressor Cable With LED lamp With rectifier circuit

gland side Valve Color Without circuitry 12 … 240 V 12 … 240 V 24 V a grey R901017010 – – – M16 x 1,5 b black R901017011 – – – a/b black – R901017022 R901017025 R901017026 a red/brown R900004823 – – – 1/2“ NPT b black R900011039 – – – (Pg16) a/b black – R900057453 R900842566 – 14/14 Bosch Rexroth AG Hydraulics M-.SED RE 22049/07.06

Throttle orifice insert Check valve insert

The use of the throttle insert is required, if, due to the given The check valve insert allows a free fluid flow from P to A operating conditions, flows can occur during the switching and leak-free blockage of flow from A to P. processes, which exceed the power limit of the valve. Example: 2/2 and 3/2 directional poppet valve – Accumulator operation, The check valve insert is to be installed in – Use as pilot control valve with internal port P of the poppet valve. pilot oil tapping. 4/2 directional poppet valve 2/2 and 3/2 directional poppet valve The check valve insert is to be installed in The throttle insert is to be installed port P of the Plus-1 plate. in port P of the poppet valve. 4/2 directional poppet valve The throttle insert is to be installed in port P of the Plus-1 plate. P P

General notes

Poppet valves must be used in accordance with the spool sym- Plus-1 plate: bols and the specified operating pressures and flows (see per- – When using the Plus-1 plate (4/2 directional function), the formance limit on page 7). following lower operating values must be taken into account:

To ensure their reliable operation, the following points must be pmin = 8 bar; qV > 3 l/min. strictly observed: – Ports P, A, B and T are strictly designated and assigned. – In order to operate the valve safely and maintain the switched They must not be interchanged nor plugged!

position, the pressure in pP must be ≥ pA ≥ pT (for design – Port T must always be connected in the case of a 3- and reasons). 4-way operation. – Poppet valves feature a negative overlap, i.e. during the – Take note of the pressure level and pressure distribution! switching process, P-A-B leakage occurs. But this process – Flow is only permitted in the direction of the arrow! is completed within such a short time that it is irrelevant in almost any application. – The specified maximum flow must not be exceeded (if re- quired, use a throttle insert to limit the flow)!

Bosch Rexroth AG © This document, as well as the data, specifications and other information Hydraulics set forth in it, are the exclusive property of Bosch Rexroth AG. It may not be Zum Eisengießer 1 reproduced or given to third parties without its consent. 97816 Lohr am Main, Germany The data specified above only serve to describe the product. No state- Phone +49 (0) 93 52 / 18-0 ments concerning a certain condition or suitability for a certain application Fax +49 (0) 93 52 / 18-23 58 can be derived from our information. The information given does not [email protected] release the user from the obligation of own judgment and verification. It www.boschrexroth.de must be remembered that our products are subject to a natural process of wear and aging. RE 22049/07.06 M-.SED Hydraulics Bosch Rexroth AG 15/14

Notes

Bosch Rexroth AG © This document, as well as the data, specifications and other information Hydraulics set forth in it, are the exclusive property of Bosch Rexroth AG. It may not be Zum Eisengießer 1 reproduced or given to third parties without its consent. 97816 Lohr am Main, Germany The data specified above only serve to describe the product. No state- Phone +49 (0) 93 52 / 18-0 ments concerning a certain condition or suitability for a certain application Fax +49 (0) 93 52 / 18-23 58 can be derived from our information. The information given does not [email protected] release the user from the obligation of own judgment and verification. It www.boschrexroth.de must be remembered that our products are subject to a natural process of wear and aging. 16/14 Bosch Rexroth AG Hydraulics M-.SED RE 22049/07.06

Notes

Bosch Rexroth AG © This document, as well as the data, specifications and other information Hydraulics set forth in it, are the exclusive property of Bosch Rexroth AG. It may not be Zum Eisengießer 1 reproduced or given to third parties without its consent. 97816 Lohr am Main, Germany The data specified above only serve to describe the product. No state- Phone +49 (0) 93 52 / 18-0 ments concerning a certain condition or suitability for a certain application Fax +49 (0) 93 52 / 18-23 58 can be derived from our information. The information given does not [email protected] release the user from the obligation of own judgment and verification. It www.boschrexroth.de must be remembered that our products are subject to a natural process of wear and aging.