DIRECT ACTING PRESSURE RELIEF VALVE DPR

Transcription

1 DIREC ACING RESSURE RELIEF VALVE DR Ref. No Release 2/25 Description Direct acting valve. Guided poppet design. Cushion arrangement for greater stability and noise control. hree sizes. - 6, and 2. hree mounting styles - hreaded cartridge. hreaded port body. Subplate ype (Factory Std. & ISO Std.) Six pressure ranges - Upto 25, 5,, 2, 35 & bar. ( in size 6 only ) wo options for - With set screw and Lock nut. pressure adjustment With hand knob. Section Hydraulic Symbol Unit dimension hreaded cartridge and cavity details Dimensions in mm. ØD HYDRO NEUMAIC ACCESSORIES A/F3 A/F.3 A H M.5 A L2 max. A/F2 L3 A/F2 H9 ØD2.8 L L4 L5.8 L7 L8 A.4R max. L9 ØD4 Cartridge with hand knob for pr. adjustment. Cartridge with set screw for pr. adjustment. ØD4 ØD3 Cartridge cavity machining details. Size Mass A/F A/F2 A/F3 M 6H ØD ØD2 6H ØD3 ØD4 L L2 L3 L4 ±.5 L5 ±.2 ±.2 L7 ±.2 ightning L8 L9 Kg. torque Nm M28 x M35 x M45 x olyhydron vt. Ltd. 78-8, Machhe Industrial Estate, Machhe, Belgaum INDIA. hone : +9-()83-24 Fax : +9-() polyhydron@vsnl.com Website :

2 DIREC ACING RESSURE RELIEF VALVE DR Ref. No hreaded port body L2 max. ØD Valve with hand knob for pr. adjustment. A/F L A/F3 A/F2 A/F L4 L3 ØD4 ØD3 (typical) Valve with Set screw for pr. adjustment. B H H2 M ap deep able 2 Size Mass NG Kg. B B2 B B2 ØD ØD3 ØD4 M A/F A/F2 A/F3 L L2 L3 L4 H H2 HYDRO NEUMAIC ACCESSORIES G/4 M G/2 M G M Subplate type (Factory Standard) ØD A/F 3 Subplate type (ISO Standard) NG6 A/F 2 L2 max. L A/F A/F L3 Ø L4 L5 B ØD2 H Ø7.5 max Ø4 Drill, 5 deep. B2 H I.S.O Body (Sub-plate) ISO Interface able 3 Size Mass Kg. B B2 ØD ØD2 A/F A/F2 A/F3 L L2 L3 L4 L5 H H

3 DIREC ACING RESSURE RELIEF VALVE DR Ref. No Subplate B2 H L B4 L2 B B3 L4 L7 L3 L5 ØD3 ØD4 3.8 ØD2 ØD5 ØD L9 L8 annel cutout R R L L M tap deep Valve mounting face 2 able 4 Size Model Mass B B2 B3 B4 M ØD ØD2 ØD3 ØD4 ØD5 H L L2 L3 L4 L5 6 NSR3G M G/ NSR5G M G3/ NSR5G M8 7 3 G/ NSR7G M G Size Model L7 L8 L9 L L 2 3 R 6 NSR3G NSR5G NSR5G NSR7G M8 x 8 L4 Nos. (.9) HYDRO NEUMAIC ACCESSORIES echnical specification Valve fixing screws S.H.C.S. M6 x 3 L4 Nos. (.9) M8 x 4 L4 Nos. (.9) M8 x 4 L4 Nos. (.9) ightening orque 5 N m 35 N m 35 N m 35 N m Construction... Direct acting, oppet type. Mounting style... hreaded Cartridge, hreaded ort body or Subplate ype (Factory Std. & ISO Std.) Interface... Factory standard Note : Subplate mounting valves having interface as per ISO and ISO are also available on request. lease ask for details Mounting position... Optional. Flow direction... From to Operating pressure for port... 4 bar. (Standard model) for port... 7 bar max.(for Model DR6*7- only) for port bar. ressure setting ranges... Upto 25, 5,, 2, 35, 4 and 7 bar max. Hydraulic medium... Mineral Oil Viscosity range... Cst. to 38 Cst Fluid temperature range C to +7 C Fluid cleanliness requirement... As per ISO 6/3 or better. Mass... Refer individual table. erformance... Refer graph. 4896

4 DIREC ACING RESSURE RELIEF VALVE DR Ref. No ressure drop (bar) erformance curve Oil used : ISO VG 68. DR 6 4 ressure drop (bar) 3 2 DR Flow (lpm) Flow (lpm) Ordering Code ressure (bar) DR Flow (lpm) DR H HYDRO 6 NEUMAIC 25ACCESSORIES 4 Direct operated ressure Relief Valve Set screw Hand knob Size 6, and 2 Cartridge hreaded Subplate I.S.O. mounting S H K S I 4 2 thru 9, factory Std. ( For Subplate Valve only ) thru 9, factory Std. ( For hreaded Valve only ) 2 thru 29, ISO Std. ( for DR*6S*-2 only ) Design code subject to change. Installation dimensions remain same. 25, 5,, 2 35, 4 & 63 bar Note : Subplate to be ordered separately. All rights reserved. Subject to revision. 4896

5 Sectional View and art List DIREC ACING RESSURE RELIEF VALVE DR Ref. No Model :DR*6I ISO Mounting to Hydraulic symbol HYDRO NEUMAIC ACCESSORIES ools required Size DR6 Size DR Size DR2 Wrench key 4 A/F 5 A/F 5 A/F 2 3 Spanner Spanner 9 A/F 3 A/F 9 A/F 36 A/F 9 A/F 46 A/F 4 Wrench key 6 A/F A/F 6/7 A/F 4896

6 DIREC ACING RESSURE RELIEF VALVE DR Ref. No SIZE DR 6 SIZE DR SIZE DR 2 SL.No. DESCRIION AR NO. SIZE. QY. AR NO. SIZE. QY. AR NO. SIZE. QY * 26 * 27 * 28 * 29 * 3 * # 36 # 37 # 38 # 39 # 4 # # 46 # 47 VALVE SEA 2 OE 22 SRING AD SRING CASING O NU ADJ. SCREW ( Set pr.) CHECK NU CA 28 ADJ. SCREW (Hand knob) 29 HAND KNOB 2 LABEL ( Regulation ) BODY ( hreaded ) 2 22 LABEL ( hreaded ) 23 BODY ( Subplate ) 24 LABEL ( Subplate ) 25 BODY ( I.S.O mounting.) LABEL ( Std ) VALVE SEA ( Ø4 ) OE ( Ø4 ) 29 BODY ( hreaded )-7bar BODY ( Subplate )-7bar BACKU RING (eflon) GRUB SCREW 45 CIRCLI ( IS ) 6 ELASOMERIC LUG 22 SRING DOWEL IN. 36 SRING 25 bar 236 " 5 -- " " -- " " 2 -- " " " " 4 -- " RIVE ( YE " U " ) " Spring retainer CIRCLI ( IS ) O' RING O' RING I.D. x.8 HYDRO C.S.D. NEUMAIC 2226 ACCESSORIES 23.5 I.D x.8 C.S.D..3 I.D.x 2.4 W: C.S.D E: inq@hpa.net.in 7 I.D.x 2.5 C.S.D I.Dx2.65 C.S.D. 22 I.D.x.8 C.S.D I.D.x.78 C.S.D I.D.x2.65 C.S.D. 22.3x24.98x.2 h x29.3x.2 h x 29.3 x.2h. 2 7 I.D.x.5 C.S.D I.D.x 2 C.S.D I.D.x 2.5 C.S.D I.D. x.8 C.S.D M6 x 8 LONG M8 x 8 LONG M8 x 8 LONG. 2 `C'YE Ø6 Nominal 2233 `C'YE Ø8 Nominal 2333 `C'YE Ø8 Nominal G/4 24 G/2 26 G (hreaded) 22 G/4 (Subplate) Ø3 x 8L Code Code Code " " " " " " " " " " " " " " " x4.5M (Nettlefold) 2 2x4.5M (Nettlefold) 2 2x4.5M (Nettlefold) 2 -- " " -- 2x4.5M (Nettlefold) `C'YE Ø5 Nominal ID x.8 CSD ID x 2.3 CSD Note : * Recommended seal kit. * & # Recommended spare kit. While ordering the individual spares / spare kit / seal kit, give part no. and complete details of model code as on the label. 4896