Бренды
4/2 and 4/3 proportional directional valves, pilot operated, without electrical position feedback, with spool position display 4WRZM
4/2 and 4/3 proportional directional valves, pilot operated, without electrical position feedback, with spool position display 4WRZM
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Size 10, 16, 25
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Component series 1X
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Maximum operating pressure 350 bar
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Maximum flow 870 l/min
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Type |
4WRZM | ||||
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Size |
10 | 16 | 25 | ||
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Installation position |
any, preferably horizontal | ||||
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Ambient temperature range |
°C |
-20 … +50 | |||
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Storage temperature range |
°C |
-20 … +80 | |||
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Weight |
kg |
8.2 | 13 | 20.2 | |
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Weight |
with "D3" |
kg |
8.7 | 13.5 | 20.7 |
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Sine test according to DIN EN 60068-2-6 |
10 cycles, 10…2000.. 10 Hz with logarithmic frequency changing speed of 1 octave/min, 5 to 57 Hz, amplitude 1.5 mm (p-p), 57 to 2000 Hz, amplitude 10g, 3 axes | ||||
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Random test according to DIN EN 60068-2-64 |
20…2000 Hz, amplitude 0.05g2/Hz (10gRMS) 3 axes, testing time 30 min per axis | ||||
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Shock test according to DIN EN 60068-2-27 |
Half-sine 15g / 11 ms, 3 times in positive and 3 times in negative direction per axis, 3 axes | ||||
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Damp heat according to DIN EN 60068-2-30 |
Variant 2: +25 °C to +55 °C, 90 % to 97 % relative humidity, 2 cycles á 24 hours | ||||