{"product_id":"comprag-schraubenkompressor-dv-serie-1-1-direktantrieb-drehzahlgeregelt-45-kw-antriebsleistung-6-2-7-m-min-volumenstrom-8-10-bar-max-betriebsdruck","title":"DV series screw compressor, 1:1 direct drive, variable-speed controlled, 45 kW drive power, 6,2\/7 m³\/min flow rate, 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\n\u003cp\u003e\u003cstrong\u003eComprag DV45 – variable-speed screw compressor with 45 kW, 1:1 direct drive and demand-based compressed air generation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Comprag DV45 is designed for businesses where compressed air demand is not constant – and this is precisely where the DV series demonstrates its greatest strength. The integrated frequency inverter continuously adjusts the compressor speed to actual consumption. This means the compressor supplies only the amount of air currently required, keeps the system pressure stable and reduces unnecessary idle and switching losses.\u003c\/p\u003e\n\u003cp\u003eThe generously sized screw block is directly connected to the electric motor via a flexible coupling. The 1:1 direct drive requires no belts or gear stages, reduces moving wear parts and transfers the motor power directly to the compressor. The result is a powerful, easy-to-maintain and economical compressed air supply for demanding continuous operation.\u003c\/p\u003e\n\u003ch5 style=\"font-size:18px;margin:22px 0 12px;\"\u003eYour benefits at a glance\u003c\/h5\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✅ Speed control via frequency inverter – output follows the actual compressed air demand\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✅ 1:1 direct drive without belt losses or regular retensioning\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✅ Delivery rate of up to 7.0 m³\/min – depending on the selected pressure variant\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✅ Constant operating pressure with reduced load\/unload cycling\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✅ v-Log microprocessor control with operating data, group control and MODBUS connection\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✅ Effective air-oil separation with a residual oil content of no more than 3 mg\/m³ according to the manufacturer\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✅ Sound-insulated enclosure – sound pressure level approx. 75 dB(A)\u003c\/p\u003e\n\u003cp style=\"margin:0 0 18px;\"\u003e✅ Maintenance-relevant filters and separators are easily accessible\u003c\/p\u003e\n\u003cdiv style=\"background:#f5f5f7;border-radius:10px;padding:14px 16px;margin:18px 0;\"\u003e\n\u003cstrong\u003e💡 Economical with fluctuating demand:\u003c\/strong\u003e Comprag states that its variable-speed compressors can reduce electricity consumption by up to 25%. The actual savings achievable depend on the load profile, system pressure, system condition and the design of the compressed air system.\u003c\/div\u003e\n\u003chr style=\"border:0;border-top:1px solid #ddd;margin:30px 0;\"\u003e\n\u003ch5 style=\"font-size:18px;margin:0 0 12px;\"\u003eTechnical data\u003c\/h5\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #ddd;border-radius:10px;\"\u003e\u003ctable style=\"width:100%;border-collapse:separate;border-spacing:0;min-width:1000px;font-size:14px;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background:#ececec;padding:11px;text-align:center;white-space:nowrap;position:sticky;left:0;z-index:3;box-shadow:2px 0 0 #ddd;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"background:#ececec;padding:11px;text-align:center;white-space:nowrap;\"\u003eItem number\u003c\/th\u003e\n\u003cth style=\"background:#ececec;padding:11px;text-align:center;white-space:nowrap;\"\u003eControl range (bar)\u003c\/th\u003e\n\u003cth style=\"background:#ececec;padding:11px;text-align:center;white-space:nowrap;\"\u003eDelivery rate (m³\/min)\u003c\/th\u003e\n\u003cth style=\"background:#ececec;padding:11px;text-align:center;white-space:nowrap;\"\u003eVoltage \/ frequency\u003c\/th\u003e\n\u003cth style=\"background:#ececec;padding:11px;text-align:center;white-space:nowrap;\"\u003eSound pressure level\u003c\/th\u003e\n\u003cth style=\"background:#ececec;padding:11px;text-align:center;white-space:nowrap;\"\u003eCompressed air connection\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:11px;text-align:left;white-space:nowrap;position:sticky;left:0;z-index:2;background:#fff;font-weight:600;box-shadow:2px 0 0 #ddd;\"\u003eDV-4508\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e11300085\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e5–8 bar\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e7.00 m³\/min\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e3 \/ 380–420 V \/ 50 Hz\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e75 dB(A)\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e1 1\/2 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8f8fa;\"\u003e\n\u003ctd style=\"padding:11px;text-align:left;white-space:nowrap;position:sticky;left:0;z-index:2;background:#f8f8fa;font-weight:600;box-shadow:2px 0 0 #ddd;\"\u003eDV-4510\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e11300086\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e5–10 bar\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e6.20 m³\/min\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e3 \/ 380–420 V \/ 50 Hz\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e75 dB(A)\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e1 1\/2 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin-top:10px;\"\u003eDelivery rates are specified in accordance with ISO 1217 and sound pressure levels in accordance with ISO 3744.\u003c\/p\u003e\n\u003chr style=\"border:0;border-top:1px solid #ddd;margin:30px 0;\"\u003e\n\u003ch5 style=\"font-size:18px;margin:0 0 12px;\"\u003eDimensions and weight\u003c\/h5\u003e\n\u003cdiv style=\"background:#f5f5f7;border-radius:10px;padding:12px 14px;margin:16px 0;\"\u003e\u003cimg alt=\"Dimensions of the Comprag DV series\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0876\/8526\/7803\/files\/comprag-dv45-dv55-abmessungen.png?v=1785936944\" style=\"display:block;width:100%;height:auto;border-radius:8px;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #ddd;border-radius:10px;\"\u003e\u003ctable style=\"width:100%;border-collapse:separate;border-spacing:0;min-width:700px;font-size:14px;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background:#ececec;padding:11px;text-align:center;white-space:nowrap;position:sticky;left:0;z-index:3;box-shadow:2px 0 0 #ddd;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"background:#ececec;padding:11px;text-align:center;white-space:nowrap;\"\u003eLength (mm)\u003c\/th\u003e\n\u003cth style=\"background:#ececec;padding:11px;text-align:center;white-space:nowrap;\"\u003eDepth (mm)\u003c\/th\u003e\n\u003cth style=\"background:#ececec;padding:11px;text-align:center;white-space:nowrap;\"\u003eHeight (mm)\u003c\/th\u003e\n\u003cth style=\"background:#ececec;padding:11px;text-align:center;white-space:nowrap;\"\u003eWeight (kg)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:11px;text-align:left;white-space:nowrap;position:sticky;left:0;z-index:2;background:#fff;font-weight:600;box-shadow:2px 0 0 #ddd;\"\u003eDV45\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e1,650 mm\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e1,250 mm\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e1,500 mm\u003c\/td\u003e\n\u003ctd style=\"padding:11px;text-align:center;white-space:nowrap;\"\u003e1,055 kg\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003chr style=\"border:0;border-top:1px solid #ddd;margin:30px 0;\"\u003e\n\u003ch5 style=\"font-size:18px;margin:0 0 12px;\"\u003eVariable speed control – compressed air according to actual demand\u003c\/h5\u003e\n\u003cp\u003eA pressure sensor monitors the current system pressure. If consumption changes, the controller automatically adjusts the motor speed via the frequency inverter. Instead of constantly switching between full load and idle, the DV45 operates according to demand within its control range. The frequency inverter also reduces starting currents and relieves the motor and electrical components.\u003c\/p\u003e\n\u003cdiv style=\"background:#f5f5f7;border-radius:10px;padding:14px 16px;margin:16px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003eKey benefits of variable-frequency control:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ The motor speed and delivered air volume follow the actual compressed-air demand.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ Idle times and frequent load changes are reduced.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ The operating pressure remains more stable even when air demand fluctuates.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ Soft starting reduces electrical peak currents and protects the components.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e✔ This can save energy, particularly with varying load profiles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003chr style=\"border:0;border-top:1px solid #ddd;margin:30px 0;\"\u003e\n\u003ch5 style=\"font-size:18px;margin:0 0 12px;\"\u003e1:1 direct drive – efficient, robust, and low-maintenance\u003c\/h5\u003e\n\u003cp\u003eThe motor and screw element are directly connected via a flexible coupling. This eliminates belt slip, belt replacement, and losses from transmission stages. Fewer moving parts mean less wear, direct power transmission, and high operational reliability.\u003c\/p\u003e\n\u003cdiv style=\"background:#f5f5f7;border-radius:10px;padding:14px 16px;margin:16px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003eKey benefits of the 1:1 direct drive:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ Direct power transmission from the motor to the screw element via a flexible coupling.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ No belts, no belt tensioning, and no belt wear.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ Lower transmission losses and therefore high efficiency.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ Less maintenance and lower ongoing service costs.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e✔ Robust, smooth-running continuous operation with high operational reliability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003chr style=\"border:0;border-top:1px solid #ddd;margin:30px 0;\"\u003e\n\u003ch5 style=\"font-size:18px;margin:0 0 12px;\"\u003eDesign and high-quality components\u003c\/h5\u003e\n\u003cp\u003eInside, an energy-efficient screw element, a reliable electric motor with thermal motor protection, an effective oil separation system, and the professional v-Log controller work together. Internal pressure losses are kept low by design, while the air-oil separation limits the residual oil content at the outlet to a maximum of 3 mg\/m³ according to the manufacturer.\u003c\/p\u003e\n\u003cdiv style=\"background:#f5f5f7;border-radius:10px;padding:14px 16px;margin:16px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003eKey assemblies at a glance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ \u003cstrong\u003eScrew element:\u003c\/strong\u003e efficiently and continuously compresses the intake air.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ \u003cstrong\u003eElectric motor:\u003c\/strong\u003e directly drives the compressor via the flexible coupling.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ \u003cstrong\u003eIntake filter:\u003c\/strong\u003e protects the compressor from dust and particles in the ambient air.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ \u003cstrong\u003eAir-oil receiver and separation system:\u003c\/strong\u003e separate the oil-air mixture and reduce the residual oil content.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ \u003cstrong\u003eOil filter and thermostatic valve:\u003c\/strong\u003e ensure lubrication and stable operating temperatures.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 5px;\"\u003e✔ \u003cstrong\u003eCooler and fan:\u003c\/strong\u003e reliably dissipate heat from the oil and compressed-air circuits.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e✔ \u003cstrong\u003ev-Log controller:\u003c\/strong\u003e monitors operating states, messages, and service intervals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003chr style=\"border:0;border-top:1px solid #ddd;margin:30px 0;\"\u003e\n\u003ch5 style=\"font-size:18px;margin:0 0 12px;\"\u003ev-Log control and networking\u003c\/h5\u003e\n\u003cp\u003eThe v-Log controller monitors automatic operation and provides the operator with key process values such as operating pressure, the temperature of the air-oil mixture, and operating times. Several compatible compressors can be coordinated via the group control. For integration into a higher-level control system or control room, the controller supports MODBUS RTU.\u003c\/p\u003e\n\u003chr style=\"border:0;border-top:1px solid #ddd;margin:30px 0;\"\u003e\n\u003ch5 style=\"font-size:18px;margin:0 0 12px;\"\u003eCompressed air quality and treatment\u003c\/h5\u003e\n\u003cp\u003eThe compressor generates oil-lubricated compressed air. According to the Comprag catalogue, compressed air up to class 4:4:4 in accordance with ISO 8573-1:2010 is possible in a suitably designed system. The quality class actually achieved depends on the downstream treatment. For dry compressed air filtered to suit the application, an air receiver, refrigerated dryer or adsorption dryer, as well as suitable pre-filters, fine filters and activated carbon filters, should be provided depending on the application.\u003c\/p\u003e\n\u003chr style=\"border:0;border-top:1px solid #ddd;margin:30px 0;\"\u003e\n\u003ch5 style=\"font-size:18px;margin:0 0 12px;\"\u003eInstallation, operation and maintenance\u003c\/h5\u003e\n\u003cp\u003eThe compressor requires a level surface suitable for its total weight, as well as adequate ventilation and air extraction. According to the operating manual, at least 1.5 m of clearance must be provided around the system from walls and adjacent compressors. Hot cooling air must be discharged without obstruction; electrical installation, protection and commissioning must be carried out by qualified specialists.\u003c\/p\u003e\n\u003cp\u003eThe maintenance schedule includes daily inspections and scheduled maintenance at 500, 2,000, 4,000 and 6,000 operating hours. The operating manual, actual operating conditions and the controller's maintenance indicator are always authoritative. Original filters, separators, oil and maintenance kits preserve operational reliability and performance.\u003c\/p\u003e\n\u003cdiv style=\"background:#f5f5f7;border-radius:10px;padding:14px 16px;margin:18px 0;\"\u003e\n\u003cstrong\u003e📌 Important:\u003c\/strong\u003e The compressor is supplied without an air receiver, dryer or external compressed air filters. The complete compressed air station must be designed to suit consumption, the required air quality and the operating conditions.\u003c\/div\u003e\n\u003chr style=\"border:0;border-top:1px solid #ddd;margin:30px 0;\"\u003e\n\u003ch5 style=\"font-size:18px;margin:0 0 12px;\"\u003eTypical applications\u003c\/h5\u003e\n\u003cp\u003eThe Comprag DV45 is particularly suitable for industrial and commercial compressed air networks with fluctuating consumption—for example in production, metalworking, CNC manufacturing, assembly, painting, blasting technology, packaging, workshops and automated systems. With a constant base-load requirement, it can also be combined with additional compressors to form an energy-optimized station.\u003c\/p\u003e\n\u003chr style=\"border:0;border-top:1px solid #ddd;margin:30px 0;\"\u003e\n\u003ch5 style=\"font-size:18px;margin:0 0 12px;\"\u003eFrequently asked questions\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is the DV series speed-controlled?\u003c\/strong\u003e\u003cbr\u003eThis ensures that the delivered air volume automatically follows the current compressed air consumption. This reduces idle times, keeps the system pressure stable and can significantly lower energy costs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does 1:1 direct drive mean?\u003c\/strong\u003e\u003cbr\u003eThe electric motor transmits its power directly to the screw block via a flexible coupling. There is no belt drive or additional gear stage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the DV45 be integrated into a control room?\u003c\/strong\u003e\u003cbr\u003eYes. The v-Log controller supports MODBUS RTU and also enables group control of several compatible compressors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs a refrigerated dryer included?\u003c\/strong\u003e\u003cbr\u003eNo. The dryer, air receiver and filters are sized separately according to the required compressed air quality.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich version is right?\u003c\/strong\u003e\u003cbr\u003eThe 5–8 bar version delivers the higher air volume. The 5–10 bar version is intended for applications with higher system pressure. The decisive factors are actual consumption, the required minimum pressure and sufficient capacity reserve.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Comprag","offers":[{"title":"8 \/ 7.00","offer_id":51522226291035,"sku":"11300085","price":11069.71,"currency_code":"EUR","in_stock":true},{"title":"10 \/ 6.20","offer_id":51522226323803,"sku":"11300086","price":11069.71,"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-45-comprag.jpg?v=1760372976","url":"https:\/\/ae6ea8-95.myshopify.com\/en-nl\/products\/comprag-schraubenkompressor-dv-serie-1-1-direktantrieb-drehzahlgeregelt-45-kw-antriebsleistung-6-2-7-m-min-volumenstrom-8-10-bar-max-betriebsdruck","provider":"ABS Strahltechnik","version":"1.0","type":"link"}