Gear Pump High Performance Version GP3 up to cm 3 (6. inch 3 ) p max 3 (46 PSI) Speed from 35 to 32 RPM Technical Features Nominal pressure 29 bar, peak pressure 3 High quality aluminum alloys pump with axial play compensation Low noise level in whole operating range High operational reliability and long service life High volumetric efficiency up to 98% International standards flanges as per SE, ISO, DIN, GHOST Symbol R, L Technical Data Nominal Size Parameters Symbol Unit 3,5 7 22,5 27 34 43 5 6 7 82 ctual displacement V g [cm 3 ],4 3,76 7,39 22,46 27,53 34,5 43,47 5,44 6,59 7, 8,87 99,98 [in 3 ].62.84.6.37.68 2.8 2.65 3.4 3.76 4.34 5. 6. Rotation speed Pressure at inlet* Pressure at outlet** nominal n n [min - ] 5 minimum n min [min - ] 4 35 maximum n max [min - ] 32 3 25 2 8 minimum p min [bar] -,3 (-4.4 PSI) maximum p max [bar],5 (7.3 PSI) max. continuous p 2n [bar] 27 29 28 27 25 23 2 8 [PSI] 396 426 46 396 3625 3336 29 26 maximum p 2max [bar] 29 3 3 29 27 25 22 2 [PSI] 426 4496 435 426 396 3625 39 29 peak p 3 [bar] 3 32 3 3 28 26 23 2 [PSI] 435 464 4496 435 46 377 3336 346 Nominal flow rate (min.) [l. min - ] 4, 9,2 24,2 3,3 38,4 47,5 6,6 7,8 85,9 99, 4,2 39,5 at n n and p n 2n [GPM] 3.72 5.7 6.39 8.27.4 2.55 6. 8.97 22.69 26.5 3.7 36.85 Maximum flow rate [l. min - ] 3,9 43,4 54,8 7,8 86,8,6 9,9 3,7 45,6 53,9 6,3 77,3 at n max and p max 2max [GPM] 8.43.47 4.48 8.7 22.93 26.58 3.67 34.79 38.46 4.66 42.6 46.84 Nominal input power (max.) at n n and p 2n P n [kw] 8,,7 4,8 9,2 23,5 29, 35,8 4,8 45,3 48, 48,2 52,9 Maximum input power at n max and p 2max P max [kw] 8,4 26,7 33,8 43,7 53,5 62, 7,6 76, 78,2 76,6 7,6 7,6 Weight m [kg] [lbs] ) * pressure in the reversible design can be up to p = p 2n -7 bar max. External drainage must be used in case of the reversible design. 2) ** pressure in the reversible design is % lower than shown in the table (depending on operating conditions). 3) p 2n maximum continuous pressure - maximum working pressure, at which the pump can be operated without time limitation. 4) p 2max maximum pressure - maximum pressure permissible for a short time, max. 2 s. 5) p 3 peak pressure - short-time pressure (fractions of a second) arising in case of a sudden change of the operating mode; any excess of this pressure during operation is impermissible. Gear Pump / Size GP3 -... ccm Volumetric efficiency % 92 98 Mechanical efficiency % 85 Fluid temperature range (NR) C ( F) -2...8 (-4...76) Fluid temperature range (FPM) C ( F) -2...2 (-4...248) Viscosity range mm 2 /s (SUS) 2...8 (97...39), 2 (5849) for cold start Hydraulic fluid Hydraulic oils of power classes (HL, HLP) to DIN 5524 Max. degree of fluid contamination for p 2 2 bar Class 2/8/5 acc. to ISO 446 Max. degree of fluid contamination for p 2 2 bar Class 2/7/4 acc. to ISO 446 Page Subject to change GP3_8_a_/25
Direction of rotation, reversible design Determine direction of rotation by looking at the drive shaft. The pump can be used only in the specified direction of rotation. The pumps codes (bidirectional) have an external drainage with an orifice located in the cover or the flange. CLOCKWISE R COUNTER-CLOCKWISE L REVERSILE INLET OUTLET INLET OUTLET INLET M6 x,5 (.6) 22 (.89) (.4) INLET OUTLET Ordering Gear pump serie 3 Direction of rotation Counter clockwise Clockwise i-directional Flange design Shaft Type GP3 3,5 7 22,5 27 34-43 5 6 7 82 - - - - L R RL RM RN SC SE I I U L M K CL CM DN DP DR DS DT DW KJ VO VP V S R C MI MJ ML MM MP GC GD GE GF UD UE UH UI HI HJ HK HL C D E E EC N V H ED EE KC KD KE KF SI SJ SK SL No designation 4 9 Shaft seal standard without shaft seal customized Seals NR FPM (Viton) HNR / ports Ports orientation Combination of Flanges and Shafts Flange Design RL RM RN SC SE I/I U L M K Shaft Type CL CM DN DP DR DS DT DW KJ VO VP V Port orientation S R C Subject to change GP3_8_a_/25 Page 2
Characteristics measured at ν = 32 mm 2 /s (56 SUS) ccm 3,5 ccm 7 ccm 8 6 4 2 8 6 4 2 27 bar 2 8 bar 4 bar 27 bar 2 8 bar 4 bar,4,5 2 2,5 3,2 Rotation speed n [/min],35,5 2 2,5 3,2 Rotation speed n [/min],4,5 2 2,5 3,2 Rotation speed n [/min] 22,5 ccm 27 ccm 34 ccm 44 29 bar 55 29 bar 6 6 4 2 5 55 4 2 36 24 bar 45 5 32 4 2 45 2 bar 2 bar 4 28 8 35 35 24 3 8 3 2 6 25 25 6 6 2 4 2 2 5 4 5 8 2 2 4 5 5 29 bar 24 bar 2 bar 4 bar 43 ccm 5 ccm 55 45 35 25 5 5 26 24 22 2 8 6 4 2 8 6 4 2 29 bar 24 bar 9 bar 4 bar 9 bar 29 bar 24 bar 9 bar 4 bar 9 bar 29 bar 2 2 bar,35,5 2 2,5 3,2 Rotation speed n [/min] 8 7 6 5 4 3 2 32 28 24 2 6 2 8 4 6 ccm 29 bar 23 bar 9 bar 4 bar 29 bar 23 bar 9 bar 4 bar,35,5 2 2,5 3,2 Rotation speed n [/min] 29 bar 24 bar 9 bar 4 bar 29 bar 9 bar 24 bar 4 bar,35,5 2 2,5 3 Rotation speed n [/min] 9 8 7 6 5 4 3 2 2 8 6 4 2 8 6 4 2 7 25 28 bar 225 6 23 bar 2 5 75 9 bar 4 5 3 4 bar 25 2 75 5 25,35,5 2 2,5 3 28 bar 23 bar 9 bar 4 bar Rotation speed n [/min] 7 6 5 4 3 2 2 9 bar 4 bar 27 bar 9 bar 4 bar 2 25 225 2 75 5 25 75 5 25 7 2 3 6 2 bar 5 4 3 2,35,5 2 2,5 3,35,5 2 2,5 Rotation speed n [/min] Rotation speed n [/min] 2 2 bar 25 2 5 5 Page 3 Subject to change GP3_8_a_/25
Characteristics measured at ν = 32 mm 2 /s (56 SUS) 7 ccm 82 ccm ccm 7 23 bar 6 8 bar 5 4 4 bar 3 2 23 bar 8 bar 4 bar,35,5,8 Rotation speed n [/min] 35 3 25 2 5 5 7 2 bar 6 5 4 25 bar 3 75 bar 2 25 bar 5 35 3 2 bar25 75 bar 2 5 7 6 8 bar 5 25 bar 4 3 75 bar 2 75 bar,35,5,8,35,5,8 Rotation speed n [/min] Rotation speed n [/min] 8 bar 25 bar 4 35 3 25 2 5 5 Ordering - Multiple Version Gear pump serie 3 GP3 Direction of rotation Counter clockwise Clockwise i-directional - / - - / - Front pump (shaft side) 3,5 7 22,5 27 34 Rear pump 43 5 6 7 82 L R S C Front pump MI MJ ML MM MP GC GD GE GF UD UE UH UI HI HJ HK HL Rear pump C D E E EC ED EE KC KD KE KF SI SJ SK SL N V H No designation 4 9 Shaft seal standard without shaft seal customized Seals NR FPM (Viton) HNR / ports lways from left: - Ports orientation Use bling plug for not used ports Flange design RL RM RN SC SE I I U L M K CL CM DN DP DR DS DT DW KJ VO VP V Shaft Type Port orientation S C Subject to change GP3_8_a_/25 Page 4
Flange design in millimeters (inches) RL RM 48 (5.83) 28 (5.4) 42,2 (.66) 8,5 (4.67) 98,5 (3.88) 2,8 (.86) 25 (.98) 5 (.2) 5,8 (2.) f8 62 (6.38) 43 (5.63) 7,5 (2.8) 23 (4.84) 4 (4.9) 24,5 (.96) [ 28 (.)] 7 (2.76) f8 5 (.2) 4x (.43) 4x (.43) RN 22 (4.8) 2,5 (4.4) 25 (.98) 8 (.3) SC 74 (6.85) 25 (.98) [5 (. 2 )] 65 (6.5) 45 (5.7) 48 (.89) 24,5 (.96) 5 (4.3) f8 55 (6.) 6 (2.36) 2x 4 (.55),6 (4. ) f8 9 (. 35) 4x (.43) 2(. 79) SE 8 (.5) 46 9 (. 354) 7 (. 28) 5 (. 59) I 8 (.5) 46 [8 (. 425] ) 8 (3.5) 78 (3.7) 5 (. 59) 8 ( 4. 6 5) 9 ( 3. 54 ) [53,8 ( 6. 6 ) ],6 (4. ) f8 49 (5.87) 8 ( 4. 25 ) 8 (3.5) 2,8 (.86) 8 (3.5) 9(. 35) 4 x 3 (.5) 8 (. 3) (. 433) 4 x 4,3 (.5 6 ) 2 (. 79) 2 (. 79) I 8 (.5) 46 8 (3.5) 52 (2.5) 5 (. 59) U 73 (2.87) 8 (.5) 46 66 (2.6) 8 (.7) 3 (.2) 49 (5.87) 8 ( 4. 25 ) 8 (3.5) [8 (. 425] ) 4 (.57) 4 x 3 (.5) 2(. 79) 8 (3.5) f8 8,5 (. 33) 2,8 (.86) 3x 2,2 (.48) 2(. 79) 52 (2.5) f8 Page 5 Subject to change GP3_8_a_/25
Flange design in millimeters (inches) K 34 (5.28) (4.33) 59 (2.32) 3 (.5) 5 (.2) 6x (.43) 53 (2.9) 3 (.5) 4 (.6) 5,7 (5.93) 86 (3.39) 4x (.43) 4 (4.49) 9 (3.54) f8 6 (6.3) 28 (5.4) 5 (4.3) 85 (3.35) f8 2(. 79) 23 (4.84) 2,2 (.8) M 78 (3.7) 8 (4.65) 78 (3.7),9 (.43) 44,9 (.77) L 44,9 (.77),9 (.43) 8 (4.65) 78 (3.7) 78 (3.7) 25 (.98) 7,2 (.28) 52 (2.5) f7 2x 2 (.47) 2x 2 (.47) Subject to change GP3_8_a_/25 Page 6
Shaft design in millimeters (inches) driving device must not generate an axial or a radial load of the pump shaft, unless this is exclusively permitted for the pump with a front-end bearing. sk producer for the version with front-end bearing. Maximal torque for clutch between sections in multiple version is 22 Nm. CL CM DN 5,8 (2.) 2,6 (.85),2 (.44) :8 42 (.65) 47 (.85) M4x,5 (.6) KEY 4x7,5 WSHER NUT M4x,5 2, (.48) Max. 3 Nm (22.3 lbf.ft) 5 (4.3) 25 (.98) :5 45 (.77) 53 (2.9) KEY 5x7,5 WSHER NUT M6x,5 M6x,5 (.6) 3,5 (.53) Max. 3 Nm (22.3 lbf.ft),6 (4.) 4,3 (.59) 3,3 (.23) 25 (.98) 9 (.35) 2,8 (.86) INVOLUTE SPLINE SE 7/8 6/32 DP3T Max. 34 Nm (25.8 lbf.ft) DP DR KJ INVOLUTE SPLINE SE 6/32 DP5T Max. 36 Nm (265.5 lbf.ft) 24 (.94) 3 (.8) 9 (.35) 4 (.57) 25 (.98),6 (4.) 4 (.55) 5 (.59) 25 (.98) 52 (2.5) Max. 34 Nm (25.8 lbf.ft) EUILTERL SPLINE UNI 22 2x25x5 2 (.47) 3 (.2) Max. 23 Nm (69.6 lbf.ft) 25 (.98) 52 (2.5) (.39) DS DT DW 55 (2.7) 8,5 (.33) 39 (.54) 48 (.89) 5 (.2) 35 (.38) 25 (.98) 52 (2.5) 33 (.3) 2,2 (.83) 24,7 (.97) 35,9 (.4) 8 (3.5) Max. 34 Nm Max. 4 Nm (25.8 lbf.ft) (295. lbf.ft) EUILTERL SPLINE STRIGHT-FLNKED GROOVING 6dr. Ø2 8x32x36x6 DIN 5462 8 (3.5) 9 (3.54) Max. 34 Nm (25.8 lbf.ft) INVOLUTE SPLINE ZV 25x,5x6 5 (.2) VO VP V KEY 6,35h9x6,35x4 Max. 3 Nm (22.3 lbf.ft) 5 (2.) 6 (2.36) 22,2 (.87) 25 (.98),6 (4.) KEY 5h9x5x36 4 (.57) 46 (.8) 2 (.79) 2,6 (.85) 5,8 (2.) Max. 8 Nm (32.8 lbf.ft) KEY 8h9x7x45 53 (2.9) 58 (2.83) 25 (.98) 27,9 (.) 7 (2.76) Max. 34 Nm (25.8 lbf.ft) Page 7 Subject to change GP3_8_a_/25
Ports design in millimeters (inches) Metric thread according to ISO 649 C D C D to 5 (3.) MM M33x2 8 4 (.57) MJ M27x2 6 (.63) 33 (.3) above 5 (3.) MP M48x2 (.7) 56 (2.2) MM M33x2 8 (.7) 4 (.57) drain MD M6x,5 4 22 (.89) (.4) ME M8x,5 (.55) 24 (.94) (.4) SPP pipe thread according to 228- to 7 (.4) GC G /2 4 (.55) 33 (.3) C D C D GC G /2 4 (.55) 33 (.3) 7-34 (.4-2.7) GD G 3/4 6 (.63) 39 (.54) (.4) GD G 3/4 6 (.63) 39 (.54) 34-5 (2.7-3.) GE G 45 (.77) 8 (.7) above 5 (3.) GF G /4 57 (2.24) GE G 8 (.7) 45 (.77) (.4) UNF thread according to SE to 7 (.4) UE -/6-2UNF 7-27 (.4 -.65) 27-39 (.65-2.38) UH C D C D -5/6-2UNF above 39 (2.38) UI -5/8-2UNF 2 9 (.75) 23 (.9) 4 (.6) 49 (.93) 58 (2.28) (.4) UD UE UH 7/8-4UNF -/6-2UNF -5/6-2UNF 7 (.67) 9 (.75) 23 (.9) 34 (.34) 4 (.6) 49 (.93) (.4) Flanged fittings according to DIN 89/892 E F G H E F G H LL HL 26 (.2) M 5 (2.) HI 4 (.57) 6 (.63) 8 (.7) M8 6 (.63) HK 25 (.98) M8 55 (2.7) HJ 55 (2.7) Flanged fittings according to SE, metric thread to 6 (3.72) above 6 (3.72) EC ED EE E F G H I E F G H I 25,4 (.) 3,5 (.2) 39,3 (.55) M M2 22 (.87) 27 (.6) 52,4 (2.6) 58,7 (2.3) 69,8 (2.75) 26,2 (.3) 3,2 (.9) 35,7 (.4) E EC ED 9 (.75) 25,4 (.) 3,5 (.2) M 22 (.87) 47,6 (.87) 52,4 (2.6) 58,7 (2.3) 22,2 (.87) 26,2 (.3) 3,2 (.9) Subject to change GP3_8_a_/25 Page 8
Ports design in millimeters (inches) Flanged fittings according to SE, UNC thread Flanged fittings - cross to 6 (3.72) above 6 (3.72) C D E E F G H I E F G H I 25,4 (.) 3,5 (.2) 39,3 (.55) 3/8-6-UNC 7/6-4-UNC /2-3-UNC 22 (.87) 27 (.6) 52,4 (2.6) 58,7 (2.3) 69,8 (2.75) 26,2 (.3) 3,2 (.9) 35,7 (.4) C D 9 (.75) 25,4 (.) 3,5 (.2) 3/8-6-UNC 7/6-4-UNC 22 (.87) 29 (.4) 47,6 (.87) 52,4 (2.6) 58,7 (2.3) 22,2 (.87) 26,2 (.3) 3,2 (.9) E F G H E F G H LL KD 26 (.2) M 5 (2.) KC 4 (.57) 6 (.63) 8 (.7) M8 6 (.63) KF 25 (.98) M8 55 (2.7) KE 55 (2.7) Flanged fittings - square E F G H E F G H to 43 (2.62) SL 23 (.9) M8 46 (.8) SK 6 (.63) M8 46 (.8) 22 (.87) 22 (.87) above 43 (2.62) SJ 27 (.6) M 54 (2.3) SI 9 (.75) M 54 (2.3) Drain C D LL MD M6x,5 22 (.87) 4 (.55) ME M8x,5 24 (.94) (.4) GPP Pumps - basic design in millimeters (inches) GP3-*R-IDS-SG*G*-N 36,8 (.45) 25 (.98) 5 (.59) 8,5 (.33) Fr max = 32 N Fa max = 9 N 2,8 (.86) 8 (3.5) 7 (.6) 2 (4.4) 7 (6.73) 6 (3.76) 3,5 (5.4) 28 (8.2) 27 (.68) 6,3 (4.58) 79,5 (7.7) 7 (4.34) 34,8 (5.3) 26,5 (8.52) 34 (2.8) 9 (4.69) 85 (7.28) 82 (5.) 39,3 (5.48) 225,5 (8.88) 43 (2.65) 22,8 (4.43) 92,5 (7.58) (6.) 5,8 (5.94) 248,5 (9.78) 5 (3.4) 26,3 (4.97) 99,5 (7.85) 2 (.79) 78 (3.7) 39 (.54) 55 (2.7) Page 9 Subject to change GP3_8_a_/25
GP3 Pumps - basic design in millimeters (inches) GP3-*R-RLCL-SG*G*-N 25 (.98) 25 (.98) 5 (.2) (.62) 56 (2.2) 2 (4.4) 43 (2.65) 69,8 (2.75) 39,5 (5.49) 3,5 (.84) 57,5 (2.26) 5 (4.53) 5 (3.4) 73,3 (2.89) 46,5 (5.77) 7 (.6) 59 (2.32) 8 (4.65) 6 (3.76) 77,5 (3.5) 55 (6.) 22,5 (.37) 6,3 (2.4) 22,5 (4.82) 7 (4.34) 8,8 (3.22) 63,5 (6.44) 27 (.68) 63,3 (2.49) 26,5 (4.98) 82 (5.) 86,3 (3.4) 72,5 (6.79) 34 (2.8) 66 (2.6) 32 (5.2) (6.) 97,8 (3.85) 95,5 (7.7) 2,8 (.86) 5,8 (2.) 47 (.85) GP3-*R-IDS-SG*G*-N 25 (.98) 5 (.59) 8,5 (.33) 3 (.5) (.62) 83 (3.27) 39 (5.47) 5 (3.4),3 (3.95) 73,5 (6.83) 7 (.6) 86 (3.39) 45 (5.7) 6 (3.76) 4,5 (4.) 82 (7.7) 27 (.68) 9,3 (3.56) 53,5 (6.4) 7 (4.34) 8,8 (4.28) 9,5 (7.85) 34 (2.8) 93 (3.66) 59 (6.26) 82 (5.) 3,3 (4.46) 99,5 (6.44) 43 (2.65) 96,8 (3.8) 66,5 (6.56) (6.) 24,8 (4.9) 222,5 (8.76) 2,8 (.86) 25 (.98) 2 (.79) 39 (.54) 8 (3.5) 52 (2.5) 55 (2.7) GP3-*/GP-*L-RLCL-SM*M*/M*M*-N 7 /,6 (.6 /. ) 68 (2.68) 34 (.34) 38,3 (.5) 9,2 (.76) 7 / 2,5 (.6 /.5 ) 68 (2.68) 34 (.34) 4,5 (.63) 2,8 (.82) 7 / 3,6 (.6 /.22 ) 68 (2.68) 34 (.34) 45,6 (.8) 22,8 (.9) 27 /,6 (.65 /. ) 76,5 (3.) 38,3 (.5) 38,3 (.5) 9,2 (.76) 27 / 2,5 (.65 /.5 ) 76,5 (3.) 38,3 (.5) 4,5 (.63) 2,8 (.82) 27 / 3,6 (.65 /.22 ) 76,5 (3.) 38,3 (.5) 45,6 (.8) 22,8 (.9) 34 /,6 (2.8 /. ) 82 (3.23) 4 (.6) 38,3 (.5) 9,2 (.76) 34 / 2,5 (2.8 /.5 ) 82 (3.23) 4 (.6) 4,5 (.63) 2,8 (.82) 34 / 3,6 (2.8 /.22 ) 82 (3.23) 4 (.6) 45,6 (.8) 22,8 (.9) 43 /,6 (2.62 /. ) 89,5 (3.52) 44,8 (.76) 38,3 (.5) 9,2 (.76) 5 (.59) 9,7 (.38) 2,8 (.86) 5 (.2) 25 47 (.85) (.98) 5,8 (2.) GP3-*/GP2-*R-RLCL-SK*K*/K*K*-N 5 / 8 (3. /.49 ) 96,5 (3.78) 48,3 (.9) 57 (2.24) 28,5 (.2) 34 / (2.8 /.67 ) 82 (3.23) 4 (.6) 62,5 (2.46) 3,3 (.23) 5 / (3. /.67 ) 96,5 (3.78) 48,3 (.9) 62,5 (2.46) 3,3 (.23) 8xE 6 (.63) D C 6, (.24) 4x M 6 (.63) 5 (2.) 26 (.2) 2,8 (.86) 5 (.2) 5,8 (2.) 2 (.79) 38 (.5) 25 47 (.85) (.98) Subject to change GP3_8_a_/25 Page