Proportional pressure relief valve

Sizes 10, 25 and 32

Up to 315 bar , Up to 600 L/min

  • Sub-plate mounting:
  • Porting pattern to DIN 24 340 form E and ISO 6264
  • For installation in manifolds
  • 4 pressure ratings
  • Max. pressure limitation , optional
  • Amplifier type VT-2000 (must be ordered separately)
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, X bar 315
50; 100; 200; 315
Max.setting pressure bar In relation to Flow (Q), see characteristic curves
Min.setting pressure  =min.setting pressure
Pressure at zero command value Separate and at zero pressure to tank
Return oil pressure port Y  bar setting pressure Pressure range under Max.  safety pressure
Max. pressure safety (infinitely adjustable) 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 is 50 bar, between 60 bar and 80 bar
When rated pressure is 100 bar, between120 bar and 140 bar
When rated pressure is 200 bar, between 220 bar and 240 bar
When rated pressure is 315 bar, between 340 bar and 360 bar
Nominal size 10 25 32
Max. flow-rate 200 400 600
Max. flow-rate L/min 0.7 to 2
Pilot oil (for pilot valve) L/min ±3.5%
Linearity  <±2%
Hysteresis with shimmy without shimmy
±1.5% P max (200Hz, amplitude 200mAssl) ±4.5% P max
 

Electrical data

Power source 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. working enviromental temperature +50℃
Electrical connection Plug-in connector to DIN EN 175301-803/ISO 4400
Insulation to DIN 40 050 IP 65
Ampilfier VT2000

DBE(E)/DBEM(E)…30 Proportional Pressure Relief Valve

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