Saar HK Electronic Limited
Saar HK Electronic Limited
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Type 4WEH Directional Spool Valves, Pilot Operated, With electro-hydraulic Actuation
Size 10, 16, 25 (WEH22), 25 (WEH25), 32
Component series 4X, 7X, 6X
Maximum operating pressure 280 bar
Maximum flow 1100 l/min
Features:
| 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | ||
| WEH | / | K4 | / | * |
| 01 | up to 280 bar | no code |
| 02 | 3-way version | 3 |
| 4-way version | 4 | |
| Types of actuation | ||
| 03 | electro-hydraulic | WEH |
| Size | ||
| 04 | NG10 | 10 |
| NG16 | 16 | |
| NG25 (version "WEH 22") | 22 | |
| NG25 (version "WEH 25") | 25 | |
| Size 32 | 32 | |
| Spool return in the main valve | ||
| 05 | by means of springs | no code |
| hydraulic 1) | H | |
| 06 | Symbols; for the possible version, see "Symbols/Circuit diagrams" | |
| 07 | Component series 40 … 49 (40 … 49: unchanged installation and connection dimension) – NG10 | 4X |
| Component series 60 … 69 (60 … 69: unchanged installation and connection dimension) – NG25 ("WEH 25") and NG32 | 6X | |
| Component series 70 … 79 (70 … 79: unchanged installation and connection dimension) – NG16 (from series 72) andNG25 ("WEH 22") | 7X | |
| Control spool return in the pilot control valve with 2 spool positions and 2 solenoids (only possible with symbols C, D, K, Z and hydraulic control spool return in the main valve) | ||
| 08 | With spring return | no code |
| Without spring return | O | |
| Without spring return with detent 2) | OF | |
| Pilot control valve 2) | ||
| 09 | High-power valve | 6E |
| 10 | Direct voltage 24 V 2) | G24 |
| Alternating voltage 230 V, 50/60 Hz 2) | W230 | |
| For other voltages, frequencies and electric data, see data sheet of high-power valve | ||
| 11 | Without manual override | no code |
| With manual override | N | |
| With concealed manual override | N9 | |
| Pilot oil flow | ||
| 12 | External pilot oil supply, external pilot oil return 3) | no code |
| Internal pilot oil supply, external pilot oil return 3; 4) | E | |
| Pilot oil supply internal, pilot oil return internal 4) | ET | |
| External pilot oil supply, internal pilot oil return 3) | T | |
| version “ET” and “T” with 3-spool position valve, pressure-centered, only possible if ppilot ≥ 2 x ptank + ppilot min!) | ||
| Switching time adjustment | ||
| 13 | without switching time adjustment | no code |
| Switching time adjustment as supply control | S | |
| Switching time adjustment as discharge control | S2 | |
| Corrosion resistance | ||
| 14 | None (valve housing primed) | no code |
| Improved corrosion protection (240 h salt spray test according to EN ISO 9227) | J3 | |
| Electrical connection 2) | ||
| 15 | Individual connection | |
| Without mating connector; connector DIN EN 175301-803 | K4 6) | |
| For further electrical connections, see data sheet 23178 and 08010 | ||
| Spool position monitoring | ||
| 16 | Without position switch | no code |
| Monitored spool position "a" | QMAG24 | |
| Monitored spool position "b" | QMBG24 | |
| Monitored spool position "a" and "b" | QMABG24 | |
| Monitored rest position | QM0G24 | |
| Stroke setting | ||
| 17 | For ordering code, see stroke setting | |
| Throttle insert 2) | ||
| 18 | Without throttle insert | no code |
| Throttle Ø 0.8 mm | B08 | |
| Throttle Ø 1.0 mm | B10 | |
| Throttle Ø 1.2 mm | B12 | |
| Throttle Ø 1.5 mm | B15 | |
| Throttle Ø 2.0 mm | B20 | |
| Throttle Ø 2.5 mm | B25 | |
| preload valve (not for NG10) 2) | ||
| 19 | without preload valve | no code |
| with preload valve (pö = 4.5 bar) | P4,5 | |
| 20 | without pressure reducing valve | no code |
| with pressure reducing valve | D3 5) | |
| Seal material | ||
| 21 | NBR seals | no code |
| FKM seals | V | |
| Observe compatibility of seals with hydraulic fluid used. (Other seals upon request) | ||
| 22 | Further details in the plain text | * |
| R978902515 | 4WEH32C6X/6EG24N9K4 |
| R978909285 | 4WEH32C6X/6EW110N9EK4 |
| R978909502 | 4WEH32C6X/6EW110N9K4 |
| R978910914 | 4WEH32C6X/E/P4,5 |
| R978910275 | 4WEH32D6X/6EG24N9EK4 |
| R978901744 | 4WEH32D6X/6EG24N9K4 |
| R978911410 | 4WEH32D6X/6EW110N9ES2K4/V |
| R978900102 | 4WEH32D6X/6EW110N9ETK4 |
| R978905712 | 4WEH32D6X/6EW110N9K4 |
| R978910276 | 4WEH32D6X/OF6EG24N9EK4/P4,5 |
| R978901828 | 4WEH32E6X/6EG24N9EK4 |
| R978906498 | 4WEH32E6X/6EG24N9ESK4/10B10 |
| R978900062 | 4WEH32E6X/6EG24N9ETK4 |
| R978906913 | 4WEH32E6X/6EG24N9ETK4/B10 |
| R978901530 | 4WEH32E6X/6EG24N9ETS2K4 |
| R978906027 | 4WEH32E6X/6EG24N9K4 |
| R978906710 | 4WEH32E6X/6EG24N9SK4 |
| R978897478 | 4WEH32E6X/6EW110N9EK4/B10 |
| R978900108 | 4WEH32E6X/6EW110N9ETK4 |
| R978905898 | 4WEH32E6X/6EW110N9ETS2K4/B10 |
| R978905796 | 4WEH32E6X/6EW110N9S2K4 |
| R978913483 | 4WEH32E6X/6EW110N9TS2K4/P4,5 |
| R978910014 | 4WEH32E6X/6EW110N9TS2K4/P4,5V |
| R978900762 | 4WEH32E6X/6EW110N9TSK4/V |
| R978905897 | 4WEH32EB6X/6EG24N9ESK4/B10 |
| R978906934 | 4WEH32EB6X/6EG24N9K4 |
| R978909404 | 4WEH32F6X/6EW110N9TSK4/P4,5V |
| R978900072 | 4WEH32G6X/6EG24N9ETK4 |
| R978910105 | 4WEH32G6X/6EG24N9ETS2K4/P4,5 |
| R978900119 | 4WEH32G6X/6EW110N9ETK4 |
| R978912794 | 4WEH32G6X/6EW110N9ETSK4 |
| R978909420 | 4WEH32G6X/6EW110N9K4/V |
| R978910724 | 4WEH32G6X/6EW110N9S2K4 |
| R978905455 | 4WEH32G6X/6EW110N9TS2K4 |
| R978911384 | 4WEH32H6X/6EW110N9ETK4/P4,5 |
| R978912568 | 4WEH32H6X/6EW110N9K4/B20 |
| R978910383 | 4WEH32HD6X/6EW110N9ETSK4/V |
| R978904431 | 4WEH32HD6X/OF6EG24N9S2K4 |
| R978908424 | 4WEH32HD6X/OF6EW110N9ES2K4/B10 |
| R978900041 | 4WEH32J6X/6EG24N9ETK4 |
| R978899905 | 4WEH32J6X/6EG24N9ETS2K4 |
| R978901226 | 4WEH32J6X/6EG24N9K4 |
| R978911043 | 4WEH32J6X/6EW110N9ES2K4/V |
| R978900350 | 4WEH32J6X/6EW110N9ESK4 |
| R978900125 | 4WEH32J6X/6EW110N9ETK4 |
| R978900246 | 4WEH32J6X/6EW110N9ETK4/B10 |
| R978904744 | 4WEH32J6X/6EW110N9ETS2K4 |
| R978906031 | 4WEH32J6X/6EW110N9ETS2K4/B10V |
| R978910758 | 4WEH32J6X/6EW110N9ETS2K4/V |
| R978909619 | 4WEH32J6X/6EW110N9K4/10/B10 |
| R978896429 | 4WEH32J6X/6EW110N9S2K4 |
| R978911638 | 4WEH32J6X/6EW110N9TK4 |
| R978897350 | 4WEH32L6X/6EG24N9ES2K4/10B08 |
| R978907174 | 4WEH32L6X/6EW110N9ES2K4/10B10 |
| R978908446 | 4WEH32L6X/6EW110N9ETS2K4/B10P4,5 |
| R978910154 | 4WEH32L6X/6EW110N9ETS2K4/P4,5 |
| R978916982 | 4WEH32L6X/6EW110N9ETS2K4/P4,5V |
| R978915876 | 4WEH32L6X/6EW110N9K4 |
| R978908877 | 4WEH32L6X/E |
| R978913649 | 4WEH32MB6X/6EW24N9ETK4 |
| R978913277 | 4WEH32Q6X/6EG24N9EK4/B08 |
| R978911985 | 4WEH32Q6X/6EW110N9EK4/B08 |
| R978915348 | 4WEH32T6X/6EG24N9K4 |
| R978910984 | 4WEH32T6X/6EW110N9TK4 |
| R978908829 | 4WEH32U6X/6EW110N9EK4 |
| R978897257 | 4WEH32W6X/6EG24N9K4 |
| R978908803 | H-4WEH32D6X/6EW110N9ETK4 |
| R978897545 | H-4WEH32D6X/6EW110N9K4 |
| R978913257 | H-4WEH32D6X/6EW110N9SK4 |
| R978914626 | H-4WEH32D6X/6EW110NS2K4 |
| R978913659 | H-4WEH32D6X/6EW110NSK4 |
| R978910924 | H-4WEH32E6X/6EG24N9ETS2K4/V |
| R978913841 | H-4WEH32E6X/6EW110N9ETK4 |
| R978906686 | H-4WEH32E6X/6EW110N9K4 |
| R978910155 | H-4WEH32E6X/6EW110N9S2K4 |
| R978913043 | H-4WEH32E6X/6EW110N9TS2K4/P4,5V |
| R978914619 | H-4WEH32E6X/6EW220N9ETK4 |
| R978897053 | H-4WEH32G6X/6EG24N9K4 |
| R978910717 | H-4WEH32G6X/6EW110N9S2K4 |
| R978910726 | H-4WEH32G6X/6EW110NS2K4 |
| R978912676 | H-4WEH32H6X/6EG24N9EK4 |
| R978909408 | H-4WEH32H6X/6EW110N9S2K4 |
| R978916059 | H-4WEH32HD6X/6EW110N9ETSK4/V |
| R978910150 | H-4WEH32HD6X/6EW110N9S2K4 |
| R978906965 | H-4WEH32HD6X/OF6EG24N9S2K4 |
| R978913073 | H-4WEH32HD6X/OF6EW110N9ETS2K4 |
| R978910616 | H-4WEH32HE6X/6EG24N9SK4/B08V |
| R978913278 | H-4WEH32HG6X/6EG24N9S2K4 |
| R978909554 | H-4WEH32HG6X/6EG24N9TK4 |
| R978910648 | H-4WEH32HG6X/U/V |
| R978909651 | H-4WEH32J6X/6EG24N9ETS2K4 |
| R978906149 | H-4WEH32J6X/6EG24N9K4 |
| R978912557 | H-4WEH32J6X/6EW110N9ES2K4/B10 |
| R978911136 | H-4WEH32J6X/6EW110N9ES2K4/V |
| R978915530 | H-4WEH32J6X/6EW110N9ETK4 |
| R978907990 | H-4WEH32JB6X/6EW110N9K4 |
| R978914143 | H-4WEH32L6X/6EG24N9ETS2K4 |
| R978910922 | H-4WEH32L6X/6EG24N9ETSK4/P4,5V |
| R978910007 | H-4WEH32L6X/6EW110N9TS2K4/P4,5 |
| R978906966 | H-4WEH32M6X/6EG24N9S2K4 |
| R978909599 | H-4WEH32R6X/6EG24N9ES2K4 |
| R978914638 | H-4WEH32U6X/6EG24NETK4 |
| R978914149 | H-4WEH32W6X/6EG24N9ETS2K4 |