R978918695 Bosch Rexroth 4WEH16J7X/6EG24N9TK4/V Directional valve

Code: R978918695

Directional spool valve Series 4WEH…VP1 ATEX

The valve type WEH is a directional spool valve with electro-hydraulic actuation. They control the start, stop and direction of a flow.

Pilot oil supply

Type 4WEH…ET…

The pilot oil supply is implemented internally from channel P of the main valve. The pilot oil return is implemented internally - via channel T - into the tank. In the subplate, ports X and Y are closed.

Features

Zum bestimmungsgemäßen Einsatz in explosionsgefährdeter Atmosphäre
für Plattenaufbau
Lage der Anschlüsse nach ISO 4401 und NFPA T3.5.1 R2
Anschlussplatten nach Datenblättern RD 45054 bis RD 45060– Induktive Stellungsschalter und Näherungssensoren (kontakt- und berührungslos), siehe RD 24830

Technical Details

Type of actuation: Electro-hydraulic
Working pressure max.: 350|bar
4-way version
Size: NG10
Spool return in the main valve: By means of springs
Piston symbol: D: 2 spool positions
Component series: 4X
Control spool return in the pilot control valve with 2 spool positions and 2 solenoids: No code: with spring return
Pilot control valve: 6B: High-power valve (Datenblatt 23178-VP1)
Voltage: 24 V DC
manual override: N: with manual override
Explosion protection: NEC500, NEC502, CEC Anex J und CEC Section 18
Pilot oil flow: ET
Pilot oil supply: internal
Pilot oil return: internal
Switching time adjustment: without
Electrical connection: Z2: Solenoid with terminal box and cable gland
Throttle insert: B10: Throttle-Ø 1,0 mm Connection P
Preload valve: without preload valve
Pressure reducing valve: D3: with Pressure reducing valve
Seal material: NBR
Ambient temperature range: -30... +50|°C
Storage temperature range: -20... +70|°C
Hydraulic fluid temperature range: -30... +80|°C