{"product_id":"comprag-schraubenkompressor-dv-serie-1-1-direktantrieb-drehzahlgeregelt-30-kw-antriebsleistung-4-5-5-m-min-volumenstrom-8-10-bar-max-betriebsdruck","title":"DV Series rotary screw compressor, 1:1 direct drive, variable-speed operation, 30 kW drive power, 4.5\/5 m³\/min free air delivery, 8\/10 bar max. operating pressure","description":"\u003cdiv style=\"max-width:980px;margin:0 auto;font-family:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;line-height:1.65;color:#222;\"\u003e\u003cp\u003e\u003cstrong\u003eComprag DV30 – variable-speed rotary screw compressor with 30 kW, 1:1 direct drive, and demand-based compressed-air generation\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Comprag DV30 is designed for facilities where compressed-air demand is not constant. The integrated variable frequency drive continuously adjusts compressor speed to actual demand. As a result, the compressor delivers only the amount of air currently required, maintains stable system pressure, and reduces unnecessary idle and switching losses.\u003c\/p\u003e\u003cp\u003eThe generously sized screw airend is connected directly to the electric motor via a flexible coupling. The 1:1 direct drive eliminates belts and gear stages, reduces moving wear parts, and transmits motor power efficiently to the screw airend.\u003c\/p\u003e\u003ch5 style=\"font-size:18px;margin:22px 0 12px;\"\u003eYour Benefits at a Glance\u003c\/h5\u003e\u003cp\u003e✅ Variable-speed control matched to actual compressed-air demand\u003cbr\u003e✅ 1:1 direct drive without belt losses\u003cbr\u003e✅ Free air delivery up to 5.0 m³\/min\u003cbr\u003e✅ Stable operating pressure with reduced load\/idle cycles\u003cbr\u003e✅ v-Log microprocessor controller with group control and MODBUS connectivity\u003cbr\u003e✅ Effective air\/oil separation with residual oil content up to 3 mg\/m³ according to the manufacturer\u003cbr\u003e✅ Sound-insulated housing – approx. 72 dB(A)\u003c\/p\u003e\u003cdiv style=\"background:#f5f5f7;border-radius:10px;padding:14px 16px;margin:18px 0;\"\u003e\u003cstrong\u003e💡 Economical with fluctuating demand:\u003c\/strong\u003e Comprag states potential electricity savings of up to 25% for its variable-speed compressors. Actual savings depend on the load profile, system pressure, system condition, and compressed-air system design.\u003c\/div\u003e\u003chr\u003e\u003ch5\u003eTechnical Specifications\u003c\/h5\u003e\u003cp\u003e\u003cstrong\u003eDV-3008:\u003c\/strong\u003e 5–8 bar, free air delivery 5.00 m³\/min, G 1¼ compressed-air connection\u003cbr\u003e\u003cstrong\u003eDV-3010:\u003c\/strong\u003e 5–10 bar, free air delivery 4.50 m³\/min, G 1¼ compressed-air connection\u003cbr\u003e\u003cstrong\u003eVoltage \/ frequency:\u003c\/strong\u003e 3-phase, 380–420 V, 50 Hz\u003cbr\u003e\u003cstrong\u003eSound pressure:\u003c\/strong\u003e 72 dB(A)\u003c\/p\u003e\u003cp\u003eThe free air delivery values are specified in accordance with ISO 1217 and the sound pressure levels in accordance with ISO 3744.\u003c\/p\u003e\u003ch5\u003eDimensions and Weight\u003c\/h5\u003e\u003cp\u003e\u003cstrong\u003eDV30:\u003c\/strong\u003e 1,400 × 1,000 × 1,500 mm (L × D × H), 765 kg\u003c\/p\u003e\u003ch5\u003eVariable-Speed Control – Compressed Air According to Actual Demand\u003c\/h5\u003e\u003cp\u003eA pressure sensor monitors current system pressure. When consumption changes, the controller automatically adjusts motor speed via the variable frequency drive. Instead of repeatedly switching between full load and idle, the DV30 operates within its control range according to demand. The variable frequency drive also reduces starting current and load on electrical components.\u003c\/p\u003e\u003ch5\u003e1:1 Direct Drive – Efficient, Robust, and Low-Maintenance\u003c\/h5\u003e\u003cp\u003eThe electric motor and screw airend are connected directly via a flexible coupling. This eliminates belt slippage, belt replacement, and losses caused by gear stages.\u003c\/p\u003e\u003ch5\u003eConstruction and High-Quality Components\u003c\/h5\u003e\u003cp\u003eAn energy-efficient screw airend, reliable electric motor with thermal protection, effective air\/oil separation system, and professional v-Log controller work together to provide dependable compressed-air generation.\u003c\/p\u003e\u003cp\u003e✔ \u003cstrong\u003eScrew airend:\u003c\/strong\u003e efficiently and continuously compresses the intake air.\u003cbr\u003e✔ \u003cstrong\u003eElectric motor:\u003c\/strong\u003e directly drives the screw airend via the flexible coupling.\u003cbr\u003e✔ \u003cstrong\u003eAir filter:\u003c\/strong\u003e protects the screw airend from dust and particles.\u003cbr\u003e✔ \u003cstrong\u003eAir\/oil separator vessel and separation system:\u003c\/strong\u003e separate the air\/oil mixture and reduce residual oil content.\u003cbr\u003e✔ \u003cstrong\u003eOil filter and thermostatic valve:\u003c\/strong\u003e support correct lubrication and stable operating temperatures.\u003cbr\u003e✔ \u003cstrong\u003eCooler and fan:\u003c\/strong\u003e dissipate heat from the oil and compressed-air circuits.\u003cbr\u003e✔ \u003cstrong\u003ev-Log controller:\u003c\/strong\u003e monitors operating conditions, messages, and service intervals.\u003c\/p\u003e\u003ch5\u003eCompressed-Air Quality and Treatment\u003c\/h5\u003e\u003cp\u003eThe compressor generates oil-injected compressed air. According to the Comprag catalog, compressed air up to Class 4:4:4 according to ISO 8573-1:2010 is possible in a properly designed system. The quality actually achieved depends on downstream treatment.\u003c\/p\u003e\u003ch5\u003eInstallation, Operation, and Maintenance\u003c\/h5\u003e\u003cp\u003eThe compressor requires a level, load-bearing surface and adequate ventilation. Electrical installation, protection, and commissioning must be carried out by qualified personnel. The applicable operating instructions and actual operating conditions take precedence for maintenance intervals.\u003c\/p\u003e\u003cdiv style=\"background:#f5f5f7;border-radius:10px;padding:14px 16px;margin:18px 0;\"\u003e\u003cstrong\u003e📌 Important:\u003c\/strong\u003e The compressor is supplied without an air receiver, air dryer, or external compressed-air filters. The complete compressed-air system must be designed for consumption, required air quality, and operating mode.\u003c\/div\u003e\u003ch5\u003eTypical Applications\u003c\/h5\u003e\u003cp\u003eThe Comprag DV30 is particularly suitable for industrial and trade compressed-air networks with fluctuating demand, including production, metalworking, CNC machining, assembly, painting, blasting, packaging, workshops, and automated systems.\u003c\/p\u003e\u003ch5\u003eFrequently Asked Questions\u003c\/h5\u003e\u003cp\u003e\u003cstrong\u003eWhy is the DV Series variable-speed?\u003c\/strong\u003e\u003cbr\u003eSo that free air delivery automatically adapts to current compressed-air consumption.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does 1:1 direct drive mean?\u003c\/strong\u003e\u003cbr\u003eThe electric motor transmits power directly to the screw airend via a flexible coupling.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan the DV30 be integrated into a control system?\u003c\/strong\u003e\u003cbr\u003eYes. The v-Log controller supports MODBUS RTU.\u003c\/p\u003e\u003c\/div\u003e","brand":"Comprag","offers":[{"title":"8 \/ 5","offer_id":51522174452059,"sku":"11300065","price":8146.6,"currency_code":"EUR","in_stock":true},{"title":"10 \/ 4.5","offer_id":51522174484827,"sku":"11300066","price":8146.6,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0876\/8526\/7803\/files\/schraubenkompressor-1-zu-1-direktantrieb-drehzahlgeregelt-dv-30-comprag.jpg?v=1760372861","url":"https:\/\/strahltechnik-express.de\/en-si\/products\/comprag-schraubenkompressor-dv-serie-1-1-direktantrieb-drehzahlgeregelt-30-kw-antriebsleistung-4-5-5-m-min-volumenstrom-8-10-bar-max-betriebsdruck","provider":"ABS Strahltechnik","version":"1.0","type":"link"}