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Technical Parameter

Industry Application

? Multiple adjustable pressures

? Pilot controlled, used for limiting system pressure

? With maximum pressure protection structure (optional)

? Suitable for forging machines and other applications where pressure is required

ADD: Address: No. 81, Zhuhang Road, Minhang District, Shanghai（Shanghai Lixin Hydraulics Co., Ltd.)

TEL: 021-31616718 Tel: 021-31616718, ext. 8000 ( reception )

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General
Fluid			Mineral oil suitable for NBR and FKM seal
			Phosphate ester for FKM seal
Fluid temperature range		℃	-30 to +80(NBR seal)
			-20 to +80(FKM seal)
Viscosity range		mm²/s	2.8 to 380
Degree of contamination			Maximum permissible degree of fluid contamination: Class 9. NAS 1638 or 20/18/15, ISO4406
Max. operating pressure	Port A，B	bar	315
	Port Y		Separate and at zero pressure to tank
Max. setting pressure	Port A	bar	50; 100; 200; 315
Min. settable pressure	Port A		In relation to Flow (Q), see characteristic curves
Pressure at current value 0 in port A			=Min. settable pressure (Refer to the characteristic curve )
Max. pressure safety (infinitely adjustable)			Setting pressure	Pressure range under Max. safety pressure
			50 bar	10-60+20 bar
			100 bar	10-120+20 bar
			200 bar	10-220+20 bar
			315 bar	10-340+20 bar
Max. pressure safety setting condition			When rated pressure=50 bar, between 60~80 bar
			When rated pressure=100 bar, between 120~140 bar
			When rated pressure=200 bar, between 220~240 bar
			When rated pressure=315 bar, between 340~360 bar
Size			10	25	32
Max. flow-rate		L/min	80	200	300
Pilot flow-rate (for pilot valve)		L/min	0.7 to 2
Linearity			±3.5%
Repeatability			<±2%
Hysteresis			with shimmy		without shimmy
			±2.5% Pmax( 200Hz, amplitude 200mAsss)		±4.5% Pmax
Switching time			100 to 300ms (undependent with the system)
Electrical data
Power			DC
Min. solenoid current		mA	100
Max. solenoid current		mA	800
Coil resistance			19.5Ω at 20℃, Max. warm value :28.8Ω
Working status			Continuous
Max. ambient temperature range			+50℃
Electrical connection			Plug-in connector to DIN 43650/2+SL/PG11
Insulation to DIN 40 050			IP 65
Ampilfier			VT2000

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Mining Truck

Horizontal Directional Drilling

Truck Crane

Excavator

Concrete Pump

Aerial Work Platform

Forging Presses

CNC Bending Machines

Die Casting Machine

Injection Molding Machines

Metallurgy

Port Machinery

Offshore Equipment

Wind Power

Water Conservancy Industry

Wet Spraying Machine

Shield tunneling

? 2023 Shanghai Lixin Hydraulics Co., Ltd. copyright

ICP: hu13042344

DRE(E) Series

Proportional Pressure Reducing Valve

? DN 10, 25 and 32? Maximum flow rate: 300 L/min? Adjustable pressure up to: 315 bar

Download： Sample download

Product Advantages

Technical Parameter

Industry Application

Forging Presses

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? DN 10, 25 and 32
? Maximum flow rate: 300 L/min
? Adjustable pressure up to: 315 bar