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BUCHER 100023535 Internal Gear Pump QT62-125/52-040R206-4

BRAND : BUCHER


General characteristics

Details


General characteristics

Unit

Description, Value

Installation attitude

unrestricted

Mounting method (standard)

oval 2-hole flange to ISO 3019/1 (SAE): QX 3-6 oval 2-hole flange to ISO 3019/2 (metric): QX 2+8

Direction of rotation

CW or CCW

Pump drive method

in-line, through a flexible coupling

Volumetric efficiency hv

up to 98%

Fluids

HLP mineral oils to DIN 51524 Part 2, HFC fluids to VDMA 24317

Maximum admissible level of contamination of the hydraulic fluid

ISO 4406 code 20/18/15 (see section 9)

Operating viscosity Starting viscosity

mm2/s

10 100 *

10 300 * *other values on request

Fluid temperature range

°C

HLP-mineral oils -20 min. / +80 max. / HFC +50 max. range for max. long life cycle +30 +60 (considering viscosity field)

Inlet pressure maximum

minimum

bar

1.5 absolute (without external drain connection)

0.5 0.98 absolute (dependent on pump frame size and speed, see example in section 3.3.2)

Startup against pressure

bar

max. 20 (other values on request)

Seal material

NBR = standard / FPM (Viton) = option 09