液壓操作的節流閥賀德克進口品牌，SDH 05330-01X

概述：

into throttle position when control pressure is applied.

The hydraulically actuated needle valve SDH05330 

open position which move into throttle 

 Cavity (metric) M 20 x 1.5. Qmax = 20 l/min Pmax = 250 bar 

position when charged by hydraulic stress. 

 From completely open position, the valve moves 

are direct acting valves with initially fully 

is a valve with throttle spindle and turning screw.

HYDAC needle valves with hydraulic actuation 

Flow control is dependent on the viscosity 

特點：

of the oil and the system pressure

A lock-nut locks the setting 

minimal wear and extended service life

Compact design

External surfaces zinc-plated

Hardened and ground control piston to ensure 

技術參數：

Ambient temperature range: min. -20 °C to max. +100 °C

Filtration: Class 21/19/16 to ISO 4406 or cleaner

Media operating temperature range: min. -20 °C to max. +100 °C

Operating pressure: max. 250 bar

Operating fluid: Hydraulic oil to DIN 51524 Part 1 and 2

Viscosity range: min. 10 mm2/s to max. 380 mm2/s

Nominal flow: max. 20 l/min

Control pressure: min = P at Port 2 + 5 bar, max. 250 bar

液壓操作的節流閥賀德克進口品牌，SDH 05330-01X