HRP18 Series Radial Piston Hydraulic Motor-Hengli Hydraulics

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The HRP18 series radial piston hydraulic motor, is a kind of low speed high torque hydraulic motor, disc valve structure, with high pressure, good stability at low speed, high volumetric efficiency and mechanical efficiency.

Displacement: 1392/1747/1862/2099/2560/2812 cc/rev
Max.differential pressure: 400/450 bar

HRP18

Configuration model/order number

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Series advantages

Using tapered roller bearing structure, can support larger radial load.
Advanced disc valve structure, radial large-diameter piston, high torque, high volumetric efficiency.
More options including parking brake, speed sensor, etc.
Smoothly 2-speeds changed.

Technical specifications

Series			HRP18
Motor performance
Displacement		cm3/rev.	1392	1747	1862	2099	2560	2812
Max.torque		Nm	9981	12501	13342	15016	16280	17884
Min.stable speed		rpm	5
Max.speed	Displacement	rpm	155	125	100	100	85	75
	Variable displacement	rpm	160	150	125	125	100	90
Pressure	Max.differential pressure	bar	450				400
Max.power	Displacement	kW	70
	Variable displacement	kW	35
Weight	With brake	kg	170.5
	Without brake	kg	135.2
Brake
Brake series		Nm	F1/F2/F3/F6	F4	F8	F7
Static braking torque		N·m	18600	11840	8000	12000
Release pressure		bar	12 ～ 30
Maximum pressure at brake port Z		bar	30
Oil volume to operate brake		cm3	70
Dynamic braking torque		N·m	-			6000
Dynamic braking pressure		bar	-			30-120