3.1 Vacuum generation / / Convection cooled OktaLine Okta 500 with a pumping speed of 280 to 840 m 3 /h: High-performance Roots pump with a pumping speed of 280 to 840 m 3 /h With 3-phase motor, IE2 No thermal overload thanks to integral overflow valve For applications in the low and medium vacuum Okta = Standard pumps with radial shaft sealing rings, housing parts made of gray cast iron or nodular graphite cast iron, flange connection in accordance with ISO-F Okta M = Standard pumps, hermetically sealed thanks to magnetic coupling, housing parts made of gray cast iron or nodular graphite cast iron, flange connection in accordance with ISO-F Pumping speed Okta 500 DUO 125 p [hpa] Dimensions (in mm) 250 DN1 4 20 140 DN 2 170 246 277 B A C 298 145 Ø12 (4x) D 180 220 260 0 5 Okta 500, Okta 500, Roots pump without motor Okta 500 M, A 9 mm - 950 mm B 352 mm 352 mm 382 mm C 337 mm 337 mm 298 mm D 183 mm 183 mm 183 mm Connections DN 1 DN 100 ISO-F DN 100 ISO-F DN 100 ISO-F DN 2 DN 100 ISO-F DN 100 ISO-F DN 100 ISO-F Page 222 / Part 3.1
3.1 Vacuum generation / / Convection cooled OktaLine Technical data Okta 500, Okta 500, Roots pump without motor Okta 500 M, Flange (out) DN 100 ISO-F DN 100 ISO-F DN 100 ISO-F Flange (in) DN 100 ISO-F DN 100 ISO-F DN 100 ISO-F Version Standard with motor Standard without motor Standard with motor and magnetic coupling Operating fluid P3 P3 P3 Operating fluid filling 1.5 l 1.5 l 1.5 l Differential pressure at the overflow valve 75 hpa 75 hpa 75 hpa Rotation speed from 00 to 4500 min -1 from 00 to 4500 min -1 from 00 to 4500 min -1 Rotation speed max. 4500 min -1 4500 min -1 4500 min -1 Rotation speed min. 00 min -1 00 min -1 00 min -1 Emission sound pressure level (EN ISO 21) 75 db (A) 75 db (A) 75 db (A) at intake pressure 10 hpa Emission sound pressure level (EN ISO 21) 70 db (A) 70 db (A) 70 db( A) at intake pressure 1 hpa Weight: with motor 132 kg 145 kg Weight: without motor 1 kg Cooling method, standard Air Air Air Leak rate 1 10-3 Pa m 3 /s 1 10-3 Pa m 3 /s 1 10-6 Pa m 3 /s Motor protection 3TF 3TF Nominal rotation speed at 50 Hz 3000 min -1 3000 min -1 3000 min -1 Nominal rotation speed at 60 Hz 3600 min -1 3600 min -1 3600 min -1 Rated power 50 Hz 1.5 kw 1.5 kw Rated power 60 Hz 1.8 kw 1.8 kw Nominal pumping speed 280-840 m 3 /h 280-840 m 3 /h 280-840 m 3 /h Nominal pumping speed at 50 Hz 560 m 3 /h 560 m 3 /h 560 m 3 /h Nominal pumping speed at 60 Hz 670 m 3 /h 670 m 3 /h 670 m 3 /h Mains requirement: voltage 50 Hz 230/400 V 230/400 V Mains requirement: voltage 60 Hz 265/460 V 265/460 V Protection category IP 55 IP 55 IP 55 Ambient temperature 5-40 C 5-40 C 5-40 C Order number Okta 500 PP W31 000 PP W31 001 PP W32 000 Accessories Splinter shield for Okta 500 / 500 M / 500 G PP 030 149 AX PP 030 149 AX PP 030 149 AX Part 3.1 / Page 223
3.1 Vacuum generation / / Gas-circulation-cooled OktaLine G 3.1 Vacuum generation / / Gas-circulation-cooled OktaLine G Okta 500 G Gas-cooled Roots pump with a pumping speed range from 210 to 630 m 3 /h High-performance gas cooled roots pump with a pumping speed from 210 to 630 m 3 /h For applications in the low and medium vacuum Single stage pressure range from 130 to 1013 hpa, in series with smaller final pressure Connection flange DN 100 ISO-F No thermal overload thanks to gas cooling With sealing gas connection Customized design and offer of a complete unit for motor, gas cooler and coupling on request Pumping speed [m³/h] 1000 Okta 500 G, 50/60 Hz 100 10 100 50 Hz 60 Hz 1000 p [hpa] Dimensions (in mm) 250 255 396 DN100 ISO-F (8x M8) - 0,009 ) 32 g6 (- 0,025 ø 42 60 6 200 180 4,2 80 0 ø 14 DN65 ISO-F (4x M8) ISO-F DN100 (8x M8) 270 300 Page 236 / Part 3.1
3.1 Vacuum generation / / Gas-circulation-cooled OktaLine G Technical data Okta 500 G, gas-cooled Roots pump without motor, DN 100 ISO-F Flange (out) DN 100 ISO-F Flange (in) DN 100 ISO-F Operating fluid P3 Operating fluid filling 3 l Rotation speed from 1200 to 3600 min -1 Rotation speed max. 3600 min -1 Rotation speed min. 1200 min -1 Ultimate pressure without gas ballast 130 hpa Weight: without motor 125 kg Cooling method, standard gas-cooled Cooling gas connection DN 63 ISO-F Leak rate 1 10-3 Pa m 3 /s Motor rating max. 18.5 kw Nominal rotation speed at 50 Hz 3000 min -1 Nominal rotation speed at 60 Hz 3600 min -1 Nominal pumping speed 210-630 m 3 /h Nominal pumping speed at 50 Hz 520 m 3 /h Nominal pumping speed at 60 Hz 630 m 3 /h Noise level with connected exhaust line 75-105 db (A) Protection category IP 55 Sealing gas Yes Ambient temperature 5-40 C Order number Okta 500 G PP G30 001 Accessories Splinter shield for Okta 500 / 500 M / 500 G PP 030 149 AX Part 3.1 / Page 237
3.1 Vacuum generation / / OktaLine ATEX Technical data Okta 500 ATEX, 230/400 V, 50 Hz; Flange (out) DN 100 PN 16 Flange (in) DN 100 PN 16 Version ATEX with motor and magnetic coupling, blocked overflowvalve, ATEX according to directive 94/9/EC: group II, category 3G, equipment-group IIB, temperature class T3 X + 5 C T a +40 C Operating fluid P3 Operating fluid filling 1.5 l Rotation speed from 00 to 3600 min -1 Rotation speed max. 3600 min -1 Rotation speed min. 00 min -1 Emission sound pressure level (EN ISO 21) at 75 db (A) intake pressure 10 hpa Emission sound pressure level (EN ISO 21) at 70 db (A) intake pressure 1 hpa Weight: with motor 4 kg Cooling method, standard Air Leak rate 1 10-6 Pa m 3 /s Motor protection 3TF Nominal rotation speed at 50 Hz 3000 min -1 Nominal rotation speed at 60 Hz 3600 min -1 Rated power 50 Hz 1.5 kw Rated power 60 Hz 1.8 kw Nominal pumping speed 280-670 m 3 /h Nominal pumping speed at 50 Hz 560 m 3 /h Nominal pumping speed at 60 Hz 670 m 3 /h Mains requirement: voltage 50 Hz 230/400 V Mains requirement: voltage 60 Hz 265/460 V Protection category IP 55 Ambient temperature 5-40 C Order number Okta 500 ATEX PP W33 300 Part 3.1 / Page 245
3.1 Vacuum generation / / OktaLine ATEX Okta 500 ATEX with a pumping speed of 280 to 670 m 3 /h: High-performance Roots pump with a pumping speed of 280 to 670 m 3 /h Hermetically sealed, through magnetic coupling, leakage rate 1 10-5 hpa Pump without motor (coupling and motor lantern are included in delivery) Pressure-surge resistant up to 1600 kpa No thermal overload thanks to integrated temperature sensor For ATEX applications (directive 94/9/EC) Pumping speed Okta 500 ATEX backing pump 120 m 3 /h p [hpa] Dimensions (in mm) 250 V 298 285 145 M 20 5 DN 100 PN 16 140 170 246 277 382 max. 945 DN 100 PN 16 Ø180 (8x M16-20 depth) Ø102 H11 x 4,5 depth Ø102 H11 x 4,5 depth Ø12 (4x) 180 220 260 210 149,8 Ø220 sealing groove inner Ø126 outer Ø138 depth 3,4 mm M16-20/22 depth (8x) Ø180 ATEX temperature sensor 390 Page 244 / Part 3.1