SI_IH_IC_0008_EN, 04.2019

Your contact: Massimo Cavalloni | DCET/SPH-IT | Tel. +39 0292365202 | massimo.cavalloni@boschrexroth.it | Cernusco sul Naviglio 1/4

Directional Seat Valve: Type SEC

Introduction of new product

Product description: Directional valves of type SEC are solenoid operated directional seat

valves. They control the start, stop and direction of a flow. The channels are checked leak-free.

Product documentation & information RE 22028

Reasons for the introduction of a new product Phase-out of valve series 1X

Optimization of portfolio

Customer benefit Ability to supply valve series 2X in line with market requirements

Corrosion-resistant design

Additional pressure switching devices can be retrofitted to actuator channels

Product substitute The new product series SEC6-2X replaces product series SEC6-1X

Special variants of the old series will no longer be available in valve series 2X

For further notes on recoding of valve series 1X to 2X, see also internal comment

SEC6-2X – Introduction of new product & discontinuation of current series Product Information Industrial Hydraulics | Directional Valves

SI_IH_IC_0008_EN, 04.2019

Your contact: Massimo Cavalloni | DCET/SPH-IT | Tel. +39 0292365202 | massimo.cavalloni@boschrexroth.it | Cernusco sul Naviglio 2/4

Availability Product available. Standard delivery time 8 to 10 weeks.

Data sheet 22028 will be available online.

Material numbers:

OLD series 1X NEW series 2X Valve types R901155184 4SEC 6 E1X/CG24N9K4 4SEC 6 E2X/G24N9K4 R901509281 R901232089 4SEC 6 E1X/CG24N9K4/P012 4SEC 6 E2X/G24N9K4P R901509295 R901264979 4SEC 6 E1X/CG24N9K4/V 4SEC 6 E2X/G24N9K4V R901509296 R901155375 4SEC 6 EB1X/CG24N9K4 4SEC 6 EB2X/G24N9K4 R901509299 R901155244 3SEC 6 E35-1X/CG24N9K4 3SEC 6 E35-2X/G24N9K4 R901509298 R901462337 4SEC 6 E1X/CG12N9K4 4SEC 6 E2X/G12N9K4 R901509297 Electrical connection Valve variants “K72L” and “K73L”: LEITUNGSSTECKER MSUD 41461 R901495238 In the new valve series 2X, the electrical types of connection “K72L“ and “K73L“ (M12 connector) can be realized using an adaptor. See also section “Comparison between new series and old series“. Components fitted in the port channels (orifices and/or check valve) Valve variants “P...” ZUBEHOERSATZ SEC 6.2X/ R961013102 In the new valve series 2X, components can be installed in the port channels by means of an accessory set. See also section “Comparison between new series and old series“.

For further information on changing over to the new valve series 2X, see section “Comparison between new series and old series”.

SI_IH_IC_0008_EN, 04.2019

Your contact: Massimo Cavalloni | DCET/SPH-IT | Tel. +39 0292365202 | massimo.cavalloni@boschrexroth.it | Cernusco sul Naviglio 3/4

Information on product changeover The current product SEC6-1X is changed over to the new valve series with immediate effect.

At present, orders are switched to the new valve series 2X

The list prices of valve series 2X are identical to those of predecessor series 1X.

Type SEC6-1X Type SEC6-2X

Schedule:

SAP status AL SV SR AE

Meaning

Product in phase-out (to be discontinued), not to be used for new orders,

delivery ex stock

No purchase via service dept.

No repair via service dept.

End of order acceptance, no more selling or

service Period 02/2019 03/2019 – ...

Milestone EOP (End of Production) EOL

(End of Life)

SI_IH_IC_0008_EN, 04.2019

Your contact: Massimo Cavalloni | DCET/SPH-IT | Tel. +39 0292365202 | massimo.cavalloni@boschrexroth.it | Cernusco sul Naviglio 4/4

Comparison between new series and old series

Maximum operating pressure 400 bar (series 1X: 420 bar), maximum tank pressure 50 bar (series 1X: up to 100 bar)

Permissible maximum switching frequency 2000/h (series 1X: 3,600/h)

Dimensions (l x w x h) 231 mm x 49 mm x 51 mm (series 1X: 212 mm x 49 mm x 56 mm) For further dimensions, see data sheet 22028

Electrical connection M12 In series 2X, connector K4 (DIN EN 175301-803 A) can be adapted to M12 by means of cable plug R901495238 (separate order). Attention: When replacing valve type” K73L“ note that pins 1 and 2 of cable plug R901495238 according to DESINA are connected (see pinout below).

Type SEC6-1X Type SEC6-2X K72L: Connector pinout / inner circuit Adapter plug: Connector pinout / inner circuit

K73L: Connector pinout / inner circuit

Components fitted in the port channels (orifices, check valve) In the new valve series 2X, an orifice and/or check valve can be installed in port channels by means of accessory set R961013102 (separate order). It is not provided to fit the components in the factory (type designation “P…“ in valve series 1X). The accessory set includes:

► Screw-in orifice Ø 0.8 mm

► Screw-in orifice Ø 1.2 mm ► Screw-in orifice Ø 2.0 mm ► Slip-in check valve for channel P

► Slip-in check valve for channel T

Contact

Massimo Cavalloni DCET/SPH-IT Riccardo Patat DCET/SPH-IT massimo.cavalloni@boschrexroth.it riccardo.patat@boschrexroth.it