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Proportional Directional Valve 4WRKE16E220L-3X/6EG24ETK31/A1D3M - Bosch Rexroth R901484880
A curing press holds pressure and position over long cycle times. The ETK31 version of the 4WRKE16E220L manages that without any pilot line leaving the manifold. It passes 220 l/min nominal flow at up to 350 bar and follows a ±10 V command value.
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Description
A curing press holds pressure and position over cycle times of many minutes. The 4WRKE16E220L-3X/6EG24ETK31/A1D3M supports that with internal pilot supply and internal pilot drain, 220 l/min nominal flow and a spool position loop closed inside the valve.
Benefits
- Fully internal pilot routing, no pilot line leaves the manifold
- 220 l/min nominal flow, up to 460 l/min maximum flow in size 16
- Internal spool position feedback, the control loop closes inside the valve
- 350 bar operating pressure, 11.3 kg, ISO 4401-07-07-0-05 connection diagram
- Spool symbol E, ±10 V command value, 24 VDC, NBR seals
Applications
The valve serves presses with long holding phases, clamping systems and axes that keep a position for the whole cycle. Because the pilot stage is fed internally, piping stays limited to the main channels. Swapping for a version with an external pilot path calls for a change on the manifold.
Manufacturer
Bosch Rexroth, material number R901484880, type code 4WRKE16E220L-3X/6EG24ETK31/A1D3M. ETK31 stands for internal supply and internal drain of pilot oil, A1D3M for the voltage interface.
Technical data
| Connection diagram | ISO 4401-07-07-0-05 |
|---|---|
| Max. flow | 460 l/min |
| Product family | 4WRKE |
| Type of connection | Subplate mounting |
| Nominal flow | 220 l/min |
| Supply voltage | 24 VDC |
| Connectivity | Analog, command value ±10 V |
| Number of switching positions | 3 |
| Hydraulic fluid | HL |
| Number of ports | 4 |
| Electrical connection description | Connector 7-pole (6 + PE) according to EN 175201-804 |
| Spool symbol | Symbol E |
| Operating pressure, max. | 350 bar |
| Size | 16 |
| Seals | NBR |
| Electrical connector | Connector, 7-pole (6 + PE) |
| Type of actuation | Electrical with on-board electronics |
| Weight | 11.3 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R901484880 |
| Zolltarifnummer | 84812010 |
| GPSR Herstellerdaten | Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com |
| Artikelzustand | New |
| Artikel-Authentizität | Original product |
| Country of Manufacture | Germany |
Downloads
Datasheet
- Datasheet (PDF)
- Directional spool valves, direct operated (RE 23178) EN
- Directional spool valves, pilot-operated (RE 24751) EN
- Proportional directional valve, pilot-operated (RE 29115) EN
- Proportional directional valves, pilot-operated, with electrical position feedback and integrated EN
- Proportional-Wegeventil, vorgesteuert, ohne elektrische Wegrückführung, mit oder ohne integrierter (RD 29115) DE
- Proportional-Wegeventile, vorgesteuert, mit elektrischer Wegrückführung und integrierter Elektronik (RD 29075) DE
- Wege-Schieberventile, direktgesteuert, mit Magnetbetätigung DE
- Wege-Schieberventile, vorgesteuert, mit hydraulischer oder elektro-hydraulischer Betätigung (RD 24751) DE
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