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| หมวดหมู่สินค้า : |
เครื่องจักร, อุปกรณ์เกี่ยวกับเครื่องจักร, เครื่องมือกล
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| หมวดหมู่สินค้าย่อย : |
วาล์ว
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| ยี่ห้อ : | SIEMENS |
| รุ่นสินค้า : | SKD.. |
| ประเภทสินค้า : |
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| ข้อมูลอัพเดต : | 23/03/2559 10:18 |
รายละเอียดสินค้า/บริการ
• SKD32.. Operating voltage AC 230 V, 3-position control signal
• SKD82.. Operating voltage AC 24 V, 3-position control signal
• SKD6.. Operating voltage AC 24 V, control signal DC 0…10 V, 4…20 mA or 0...1000 Ω
• SKD6.. Choice of flow characteristic, position feedback, stroke calibration, LED status indication, override control
• SKD62UA with functions choice of direction of operation, stroke limit control, sequence control with adjustable start point and operating range, operation of frost protection monitors QAF21.. and QAF61..
• Positioning force 1000 N
• Actuator versions with or without spring-return function
• For direct mounting on valves; no adjustments required
• Manual adjuster and position indicator
• Optional functions with auxiliary switches, potentiometer, stem heater and mechanical stroke inverter
• SKD..U are UL-approved
| Type | Operating voltage | Positioning signal | Spring-return | Positioning time | Enhanced functions | ||
| Function | Time | Opening | Closing | ||||
| SKD32.50 | AC 230 V | 3-position | 120 s | 120 s | |||
| SKD32.51 2) | yes | 8 s | |||||
| SKD32.21 2) | 30 s | 10 s | |||||
| SKD82.50 | AC 24 V | 120 s | 120 s | ||||
| SKD82.50U * | |||||||
| SKD82.51 | yes | 8 s | |||||
| SKD82.51U * | |||||||
| SKD62 2) | DC 0...10 V, 4...20 mA, or 0...1000 Ω |
yes | 15 s | 30 s | 15 s | ||
| SKD62U * | |||||||
| SKD60 | |||||||
| SKD62UA * | yes | 15 s | yes 1) | ||||
| Equipment combinations | ||||
| Valve type | DN | PN-class | k [m3/h] vs |
data sheet |
| Two-port valves VV... (control valves or safety shut-off valves)): | ||||
| VVF21.. Flange | 25...80 | 6 | 1.9…100 | 4310 |
| VVF31.. Flange | 15...80 | 10 | 2.5…100 | 4320 |
| VVF40.. Flange | 15...80 | 16 | 1.9…100 | 4330 |
| VVF41.. Flange | 50 | 16 | 19…31 | 4340 |
| VVF53.. Flange | 15…50 | 25 | 0.16…40 | 4404 |
| VVF52.. Flange | 15...40 | 25 | 0.16…25 | 4373 |
| VVF61.. Flange | 15…25 | 40 | 0.19…7.5 | 4382 |
| VVG41.. Threaded | 15...50 | 16 | 0.63…40 | 4363 |
| Three-port valves VX... (control valves for «mixing» and« diverting»): | ||||
| VXF21.. Flange | 25...80 | 6 | 1.9…100 | 4410 |
| VXF31.. Flange | 15...80 | 10 | 2.5…100 | 4420 |
| VXF40.. Flange | 15...80 | 16 | 1.9…100 | 4430 |
| VXF41.. Flange | 15...50 | 16 | 1.9…31 | 4440 |
| VXF53.. Flange | 15…50 | 25 | 1.6…40 | 4405 |
| VXF61.. Flange | 15…25 | 40 | 1.9…7.5 | 4482 |
| VXG41.. Threaded | 15...50 | 16 | 1.6…40 | 4463 |
| For admissible differential pressures Δpmax and closing pressures Δps, refer to the relevantvalve data sheets. | ||||
