eed Pumps ZP / MZP Symbol General The feed pump from the ZP series is a vane pump for the low-pressure range with constant flow rate. Product eatures l irect drive pump no bell housing or coupling required l Standard with internal pressure limitation valve l Optional with flange-mounted motor l Small construction lengths pplication ield l ilter circuits l ooling circuits l Lubrication technology l Pump transfer units Operation ata Operating pressure max. 0 bar Pressure at the suction port l max. -0.4 bar suction underpressure l max. 0.5 bar overpressure Medium Mineral oil to IN 554 Part and Part Permissible contamination NS Temperature of medium -0 to +80 for mineral oil Viscosity See characteristic curves mbient temperature -0 to +40 Mounting position No restrictions RPM l min. rpm l max.,000 rpm irection of rotation right-turning (view of motor fan wheel) rive (only MZP) rive type: electric motor urrent type: three-phase current or power and voltage see model code Protection class: IP 55 Insulation class: Volumetric efficiency >90% (at υ = 40 mm²/s) Weights ZP-:.4 kg ZP-:.9 kg ZP-: 9.6 kg MZP-/.0 0.8 kw 6.0 kg MZP-/.0 0.7 kw 7.4 kg MZP-/. 0.75 kw.5 kg MZP-/..50 kw 9.5 kg MZP-/.0.0 kw.5 kg MZP-/.0 4.00 kw 9.5 kg Noise levels ccm/rev bar 6 bar Size Size.5 58 6 7.0 58 6 0.0 60 64 0.0 66 68 0.0 67 68 40.0 69 70 70.0 69 7 Size 00.0 76 78 0.0 77 78 Test fluid: ISO VG46 at 40 (40 mm²/s) The noise level values serve as guidelines, as room acoustics, connections, viscosity and reflection affect the level of noise. 5.70.7 / 08.6
esign Motor flange Rotor ontrol disk Pump flange Interior ring Retaining ring O-ring Liner Radial shaft seal O-ring Vane O-ring Pressure limitation valve Note regarding tubing pressure differences (flow loss) l Simplified for hydraulic oils: l [m] p [bar] = 5.84 Q [l/min] g [mm /s] d 4 [mm] l Influence of the interior diameter on flow losses with the following example values: l = m, Q = 50 l/min, g = 00 mm²/s Internal diameter [mm] di (8) di () di (5) Δp [bar] 0.084 0.67 0.45 l Observations apply only for straight pipes l dditional threaded joints and pipe bends increase flow loss 5.70.7 / 08.6 Note: l s few threaded connections as possible l ew pipe bends where bends are used, with large bending radius l ifference in height between pump and oil level as small as possible l Hoses must be suitable for a vacuum of min. 5,000 mmw (e.g. by means of steel wire insert) l o not reduce the pipe cross-section determined by the threaded connection
ontrol urves ZP- ZP- ZP-,800,800,800,600,600,600,,,,00,00,00 800 800 800 600 600 600 00 00 00 0 0 0 0 4 5 6 7 0 4 5 6 7 0 4 5 6 7 p [bar] p [bar] p [bar] 5.70.7 / 08.6 V [mm /s] V [mm /s] V [mm /s] 0.0 cm³ / rev 0.8 kw / 0. kw 7.0 cm³ / rev 0.8 kw / 0. kw.5 cm³ / rev 0.8 kw / 0. kw 0.0 cm³ / rev 0.7 kw 7.0 cm³ / rev 0.7 kw.5 cm³ / rev 0.7 kw 40 cm³ / rev 0.75 kw 0 cm³ / rev 0.75 kw 0 cm³ / rev 0.75 kw 40 cm³ / rev.5 kw 0 cm³ / rev.5 kw 0 cm³ / rev.5 kw 0 cm³ / rev. kw 00 cm³ / rev. kw 70 cm³ / rev. kw 0 cm³ / rev 4.0 kw 00 cm³ / rev 4.0 kw 70 cm³ / rev 4.0 kw
Viscosity-temperature graph to IN 559 viscosity index 50 0,000 5,000 4,000,000,000 500 00 00 00 50 40 0 0 0 5 4 5.70.7 / 08.6 Kinematic viscosity in mm²/s ISO VG 500 ISO VG 000 ISO VG 680 ISO VG 460 ISO VG 0 ISO VG 0 ISO VG 50 ISO VG 00 ISO VG 68 ISO VG 46 ISO VG ISO VG ISO VG 5 ISO VG 0 ISO VG 7 ISO VG 5 ISO VG ISO VG 0 0 0 40 50 60 70 80 90 00 Temperature in esign Pump (ZP or MZP) selected in accordance with customer specifications. xample: low rate: ounter-pressure: Viscosity: Motor voltage: 90 l/min 5 bar 00 cst V 50 Hz Selection: 90 l/min ZP- / MZP- (approx. 0 ccm/rev at,500 rpm) 5 bar and 00 cst drive power 4 kw (= motor size ) Result: ZP-/.0/P/00/0/RV6 MZP-/.0/P//0/RV6/4/-50 4
imensions ZP H I 4 G S P J L 5.70.7 / 08.6 K 45 [mm] ssembly low capacity l/min at n =,500 rpm Pump dimensions 4 G H I J K L 5 5 05 75 70 6 4 7 4 5 70 G ¾ 0.00 0.00 G ½ 85 7 0 60 60 00 00 9 0 5 7 4 5 5 7 0 G ¼ 0.00 5.00 G 0 9 00 00 00 0 40 5 8 0 40 7 0 G 4.75 4.75 G ½ 65 5
imensions MZP G H I K 5.70.7 / 08.6 [mm] G H I MZP-/.0/X/6 89 80 7 00 6 G ½ G ¾ 0.00 0.00 MZP-/./X/MG 7 80 7 00 6 G ½ G ¾ 0.00 0.00 MZP-/./X/7 0 90 7 7 G ½ G ¾ 0.00 0.00 MZP-/./X/80 50 00 9 5 80 G G ¼ 0.00 5.00 MZP-/./X/90 56 5 9 40 90 G G ¼ 0.00 5.00 MZP-/.0/X/00 9 40 60 00 G ½ G 4.75 4.75 onstruction length K of motor pump groups: l. motor size lange Length K [mm] MZP- 6 / 0.8 kw Spec. flange approx. 60 MZP- MG / 0. kw / 4 Small flange approx. 45 MZP- 7 / 0.7 kw / 4 Small flange approx. 0 MZP- 80 / 0.75 kw / 4 Large flange approx. 40 MZP- 90 /. kw / 4 Large flange approx. 80 MZP- 00 /. kw / 4 Large flange approx. 450 MZP- 00 / 4 kw / 4 Large flange approx. 480 6
Model Type Motor pump group MZP (with motor) irect drive pump ZP ssembly Modification number (see flow rate table) Seals P = Perbunan V = Viton (other seals on request) Motor size and flow rate MZP- -. - P - 90/40 - RV6 -.5/-50 ssembly Motor size Modification number 6 (0.8 kw, only MZP).0 MG (0. kw, ). 7 (0.7 kw). low rate in ccm/revolutions (other rates on request).5 7 0 0 0 40 70 00 0 80 (0.75 kw). 90 (.5 kw). 00 (. kw).0 (4.0 kw).0 Pressure relief valve RV (.0 bar) RV4.5 (4.5 bar) RV6 (6.0 bar) (preferred size) RV0 (0.0 bar) Motor power and voltage n =,500 rpm (other voltages and frequencies on request) Size : 0.8 kw 0.7 kw Size : 0.75 kw.50 kw Size :.0 kw 4.00 kw Standard voltages and frequencies in three-phase motors V star / 0 V delta 50 Hz (other voltages and frequencies on request) 5.70.7 / 08.6 7