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HC-MV99 HCMV99-06 INTRODUCTION Universal products and solutions for Lifting applications HC-MV99 is the new Load Sensing control valve with electro-proportional actuation from di Hydrocontrol S.p.A. This control valve guarantees the best result in terms of control and movement precision for all applications and has been specially studied for hoisting machines. Numerous integrated valve features in addition to countless configuration options make HC-MV99 highly flexible and easily adaptable to the widest applications range. The Load Sensing system maintains the ΔP constant through spool control...

HC-MV99 HCMV99-06 GENERAL SPECIFICATIONS - CARATTERISTICHE GENERALI Standard working conditions Condizioni di lavoro standard OPERATING TEMPERATURE - TEMPERATURA DI LAVORO -25°C / +80°C KINEMATIC VISCOSITY - VISCOSITA’ CINEMATICA 10 mm2 /s - 460 mm2 /s MAX. CONTAMINATION LEVEL - VALORE MASSIMO DI CONTAMINAZIONE AMMESSA NAS 1638 classe 9 (19/16 ISO-4406) RECOMMENDED FILTRATION LEVEL - GRADO DI FILTRAGGIO CONSIGLIATO β 10 ≥ 75 INTERNAL FILTER (on electroproportional valves pilot line) - FILTRO INTERNO (sul pilotaggio comando elettroidraulico) 30 μm Compatibilità fluidi Fluid compatybility TYPE...

HC-MV99 HCMV99-06 INDEX - INDICE General index Order modality. . . . . . . . . . . . Dimensions . . . . . . . . . . . . . . Technical information. . . . . . . Functions. . . . . . . . . . . . . . . . Typical curves . . . . . . . . . . . . Inlet section . . . . . . . . . . . . . . Work section arrangement . . Spool type . . . . . . . . . . . . . . . Spool actuation . . . . . . . . . . . Spoll return action . . . . . . . . . Work section type . . . . . . . . . Auxiliary valves . . . . . . . . . . . Outlet section . . . . . . . . . . . . Features . . . . . . . . . . . . . . . . Installation and...

HC-MV99 HCMV99-06 ORDER MODALITY - MODALITÀ DI ORDINAZIONE Esempio di ordinazione: MV99/1 Order example: MR 005 (150) KV G05 W001C AACC H404 F001 RD1 G04 05PA 05PB KZ3 A B C pag. 14 pag. 19 pag. 29 C aN ric ol 0 0 M at 0 6 0 7 5 N 0 0 ma Sc he 0 0 S.p .A. 195 TR OL ITA LY OC ON- MA DE IN HY DR BO LOG NA B A VALVE TYPE MV99 TIPOLOGIA DISTRIBUTORE MV99 HC-MV99 = type HC-MV99 = modello /1 = number of sections /1 = numero sezioni A: INLET ARRANGEMENT A: ALLESTIMENTO MODULO ENTRATA MR 005 = inlet side and valve type . . . . . . . . . .p. 15 150 = setting (bar) KV G05 = inlet position and available...

HC-MV99 HCMV99-06 ORDER MODALITY Assembly specifications - MODALITÀ DI ORDINAZIONE Caratteristiche di assemblaggio MV99 proportional valve is assembled with tie-rod kits; tierods lenght depends on sections number. Il corretto allestimento del distributore proporzionale MV99 è garantito dal kit tirante caratterizzato dalla lunghezza variabile (L) a seconda del numero delle sezioni. Tie rod kit - Kit tirante ol a N 0 M at0 ric 6 0 7 5a0 N 00 m Sc he5 0 0 S.p .A. 19 ON TR OLIN ITALY

HC-MV99 HCMV99-06 DIMENSIONS Standard thread DIMENSIONI Filettature standard OUTLET INLET - - - SCARICO INGRESSO (T) PORT (P) - UTILIZZO PORT - (B) UTILIZZO (A) N co la 0 0 M at0 ri0 6 0 7 5 a N 0 S ch em0 p. LY 1 9 5 0 TR OL INS.ITAA. OC A DRLOGNON- MADE HY BO PORTS UTILIZZI thread - filettature (BSP) ISO-228 thread - filettature (SAE UN-UNF) ISO-725 Inlet - Ingresso (P) 3/4” BSP 1”1/16 -12 UN Ports - Utilizzi (A-B) 1/2” BSP 7/8”-14 UNF Outlet - Scarico (T) 3/4” BSP 1”1/16 -12 UN Ordering codes Sigle di ordinazione 1/2” BSP 3/4” BSP 7/8”-14 UNF 1”1/16 - 12 UN G04 G05 U04 U05 Proportional Valve...

HC-MV99 HCMV99-06 TECHNICAL INFORMATION - DATI TECNICI Technical specifications Caratteristiche tecniche • WORKING SECTION NUMBER . . . . . . . . . . . . . . . 1 - 8 • NUMERO SEZIONI DI LAVORO. . . . . . . . . . . . . . . 1 - 8 • SPOOL STROKE . . . . . . . . . . . . . . . . . 0,276 + 0,276 in • CORSA DELLA SPOLA . . . . . . . . . . . . . . . . . 7 + 7 mm • SPOOLS PITCH . . . . . . . . . . . . . . . . . . . . . . . . 1,694 in • INTERASSE CURSORI . . . . . . . . . . . . . . . . . . . 43 mm • DEAD BAND . . . . . . . . . . . . . . . . . . . . . . 0,06 + 0,06 in • BANDA MORTA . . . . . . . . . . ....

HC-MV99 HCMV99-06 FUNCTIONS Compensated on inlet section valve LS - FUNZIONI Distributore compensato in ingresso A3 B3 A2 B2 A1 B1 A4 B4 7 7 T1 7 7 T 1 P 2 6 4 3 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 6 9 8 10 10 9 8 5 Electric operated dump valve Pressure reducing valve with internal filter for electrohydraulic actuation Relief valve for electrohydraulic actuation Inlet pressure compensator Main relief valve Manual and electrohydraulic operated spool L.S. selection valve Antichock auxiliary valve Combined auxiliary valve Anticavitation auxiliary valve 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Compensated on work...

HC-MV99 HCMV99-06 TYPICAL CURVES - CURVE CARATTERISTICHE COMPENSATED ON INLET SECTION VALVE - DISTRIBUTORE COMPENSATO IN INGRESSO 1 Flow on ports A and B (Q A/B) as function of spool stroke. Inlet flow Qp = 100 l/min Erogazione della portata sulle bocche A e B (Q A/B) in funzione della corsa dello stelo. Portata in ingresso Qp = 100 l/min COMPENSATED ON INLET SECTION VALVE - DISTRIBUTORE COMPENSATO IN INGRESSO 2 Flow on ports A and B (Q A/B) as function of inlet flow (Qp). COMPENSATED ON WORK SECTION VALVE Portata sulle bocche A e B (Q A/B) in funzione della portata in ingresso (Qp) con stelo...

HC-MV99 HCMV99-06 TYPICAL CURVES PRESSURE DROP - - CURVE CARATTERISTICHE CADUTA DI PRESSIONE 4 Pressure drop (A/B in T) as function of flow. Spool at end of stroke INLET SECTION PRESSURE COMPENSATOR Caduta di pressione (A/B in T) in funzione della portata smaltita con stelo completamente spostato. - COMPENSATORE DI PRESSIONE IN INGRESSO 5 Δp di attraversamento in funzione della portata in ingresso. Valido su versione in centro aperto. Pressure drop as function of inlet flow for open centre circuit. COMPENSATED ON INLET SECTION VALVE - DISTRIBUTORE COMPENSATO IN INGRESSO 6 Flow on ports A and...