8.0 to 45.0cm 3 /rev 21MPa

Transcription

1 PVS SRS VR VU PST PUP PVS Series Variable Volume. to.cm /rev Pa ischarge esign o. is applied on PVS- to make the pump more compact and lighter, and reduce noise. Production of PVS- has been discontinued. Use PZS-. adjustment type has been added to PVS-- and PVS--. (esign o. is applied only on PVS--.) eatures nergy-saving Type with rastically Reduced oss -proprietary semi-circular barrel swash plate that receives pressure on its surface ensures a stable discharge volume at all times. This eliminates excess Specifications odel o. Volume cm /rev at no-load adjustment range Pa {kgf/cm } Permitted peak pressure Pa {kgf/cm } Rotating speed min - min - min - min - min - in. ax. PVS--- to. {. to.}. to {. to.} (. to.) to {. to } {}. to {. to } PVS---()- to. {. to.}. to {. to.} (. to.) to {. to } {}. to {. to } PVS---()- to. {. to.}. to {. to.} (. to.) to {. to } {}. to {. to } PVS---()- to. {. to.}. to {. to.}.... (. to.) to {. to } {} to {. to } PVS---()- to. {. to.}. to {. to.}.... (. to.) to {. to } {} -()- to {. to } ote) irection of rotation is clockwise when viewed from the shaft end. andling autions during Pump nstallation and Piping z Use flexible couplings for connecting the pump shaft to the drive shaft, and prevent a radial or thrust load from being applied on the pump shaft. x or centering of the pump shaft, limit the eccentricity between the drive shaft and hydraulic pump shaft to. mm, and keep the angle error within. c Set the length of insertion between coupling and hydraulic pump shafts so that it is within at least / or more of the coupling width. v Use a sufficiently rigid pump mounting base. b Set the pressure on the pump suction side to -. Pa or more (suction flow velocity within m/sec). n Raise part of the drain piping to above the topmost part of the pump body, and insert the return section of the drain discharge volume, and enables the effective use of power corresponding to the load cycle. This "energy-saving type" conserves energy, reduces power loss, and helps to reduce hydraulic costs. piping into the hydraulic fluid. lso, observe the values in the following table to limit the drain back pressure to. Pa. odel PVS- o. tem PVS- PVS- Pipe joint size /" or more /" or more Pipe. φ. dia ormore φ dia ormore Pipe length m or less m or less m ount the pump so the pump shaft is oriented horizontally. anagement of ydraulic perating luid z Use good-quality hydraulic operating fluid, and use within a kinematic viscosity range of to mm /sec during operation. Use an R& type and anti-wear hydraulic fluid of S-V to. The optimum kinematic viscosity during operation is to mm /sec. Suction rain Silent Type That emonstrates ts Power Quietly Proprietary low-noise mechanisms are incorporated on the shoe, swash plate, valve plate, and other locations to ensure silent operation. n particular, a semi-circular barrel swash plate stabilizes operation characteristics to ensure silent operation. ass kg x The operating temperature range is to. When the oil temperature at startup is or less, warm up the hydraulic pump by low-pressure, low-operation speed operation until the oil temperature reaches. c Provide a suction strainer with a filtering grade of about μm ( mesh). esure to provide a return line filter of grade μm or less on the return line to the tank. (When the hydraulic pump is used at ahigh pressure of Pa or more, we recommend providing a filter of μm or less. v anage the hydraulic operating fluid so that contamination is maintained at class S or lower. b Use hydraulic operating fluid within an operating ambient temperature of to. (continued on following page) -

2 nverter rive Precautions z Set the revolution speed within the range of the pump specification revolution speed. x hanging the revolution speed may also affect the pump performance curves. efore using the inverter, check if the pressure and motor load factor are within the range of use. autions at Startup z efore you start pump operation, fill the pump body with clean hydraulic fluid via the lubrication. odel o. njection amount cm PVS-- PVS--, PVS--, x n unload is required when the motor is started under condition λ. onsult your agent regarding the circuit. xplanation of model o. PVS () c ake sure that the pump operates in the direction of rotation the same as that indicated by the arrow on the pump body. v ir entering to the pump or pipes may cause noise or vibration. t startup, set the pump discharge side to a no-load state, and operate the pump in the inching mode to release any air in the pump or pipes. b Provide an air bleed valve in circuits where it is difficult to release air at startup. (See "P Pumps" on page -.) ow to Set and ischarge Volume or the factory default pump discharge volume is set to "maximum" and discharge pressure is set to "minimum". hange the discharge volume and discharge pressure settings according to your particular operating conditions. esign o. : PVS- : PVS-, PVS- : PVS-- only uxiliary symbol one: Side type Z: xial type (PVS-, PVS-) adjustment range [ote] Reference Variable control mechanism [ote] Reference ax. pump capacity (cm /rev) ominal,,,, ounting method : ounting flange type : ounting foot type Pump size,, PVS series variable piston pump [xample ] : compensation type (manual mode) PVS-- :-Pa [xample ] P: compensation type (remote control mode) PVS--P P:-Pa [ adjustment] Turning the pressure adjusting W increases the pressure. [ adjustment] Turning the flow rate adjusting W decreases the discharge volume. ote) or details regarding the relationship between flow rate adjustment length l and pump capacity q, see the tables provided in the installation dimension drawings for each of the pumps. irmly tighten the lock nuts after you have finished adjustments. [ote] Variable control mechanism Standard type : compensation type (manual mode) ption type P : compensation type (remote control mode) Q : -pressure, -flow rate control R S W S RQ S S adjustment range ischarge volume : Solenoid cutoff control : -pressure control : -pressure, -flow rate control w/ solenoid cutoff : -cutoff control ischarge volume W W W adjustment range W : adjustment range : to.pa {. to.kgf/cm } : to Pa {. to.kgf/cm } : to Pa {. to kgf/cm } : to Pa {. to kgf/cm } : pplicable to solenoid specifications, S : S- S : SS- : V /z : V /z : V : V [xample ] Q: -pressure, -flow rate control PVS--Q Q:-Pa :-Pa [xample ] RS: Solenoid cutoff control PVS--RS Solenoid specifications V /z SS- P:-Pa sol"" sol"" ischarge pressure ischarge pressure [xample ] WS: -pressure control PVS--WS Solenoid specifications V /z SS- sol"" ischarge pressure W:-Pa sol"" ischarge pressure [xample ] RQS: -pressure, -flow rate control w/ solenoid cutoff PVS--RQS Solenoid specifications V /z SS- ischarge pressure R:-Pa sol"" sol"" ischarge pressure [xample ] S: -cutoff control PVS--S Solenoid specifications V /z SS- :-Pa sol"" sol"" ischarge pressure - Q, RS, WS, RQS and S types are not available for the PVS--. Q, RQS and S types are not available for the PVS-- -Z and PVS-- -Z.

3 Variable ontrol echanisms Standard type Symbol xternal View haracteristics ydraulic ircuit xplanation low rate ischarge pressure Suction rain compensation type (manual system) When the discharge pressure reaches the preset pressure set by the pressure compensator, the discharge rate is automatically reduced to hold the pressure at the set pressure (full cutoff pressure). ption type P Q Pilot low rate q flow rate q flow rate P pressure ifferential pressure P pressure q q ischarge pressure P P ischarge pressure Pilot ischarge Suction rain Suction rain compensation type (remote control mode) This mode demonstrates the same characteristics as the manual mode. The full cutoff pressure can be adjusted by external pilot pressure. The discharge rate can be adjusted manually. ote ) -pressure, -flow rate control type The discharge volume changes in two stages by the pump's built-in sequence valve. This allows conventional high/ low pressure control to be performed on a single pump unit, and save energy in the hydraulic circuit. RS (R) (at solenoid ) low rate S b S S "" "" ischarge pressure Suction rain Solenoid cutoff control type solenoid valve for unload is integrated into the pressure compensation type to minimize energy loss when pump output is not required. nly a slight amount of heat is generated. WS (W) (at solenoid ) low rate S b (at solenoid ) S "" S "" P P ischarge pressure Suction rain -pressure control type Two pressure compensation types can be obtained by switching the solenoid valve /. Two types of pressure control are possible with the actuator set to a constant speed. RQS (RQ) S () P pressure (at solenoid ) q flow rate q flow rate P pressure S b P pressure q flow rate ifferential pressure q flow rate q q q P S S P ischarge pressure q S P S P ischarge pressure -pressure, -flow rate control type w/ solenoid cutoff The discharge volume can be changed in two stages by the sequencer valve and solenoid valve for unload mounted on the pump, and unloading is possible when pressure oil is not required. -cutoff control type Two types of pressure - flow rate characteristics can be obtained by the solenoid valve and cylinder mounted on the pump. ote ) any other variable control mechanism are also available in addition to those in the above table. Please consult your agent for details. ote ) We recommend ZR-T--9 as the remote control valve. or details, consult your agent. The pipe volume up to the remote control valve should be less than cm. Suction rain Suction rain -

4 ompensation Type PVS--- ock nut 9 nstallation imension rawing ross-sectional rawing 9 low rate (ormer P)/ 9 Performance urves eneral Performance xial nput at ull utoff fficiency η,ηυ% xial input at full cutoff kw ( X).(X) (flow rateadjustmentlength) Rc(ormer PT)/ ock nut. 9. Q Volume efficiency ηυ {.} verall efficiency η nput in {} 9. min min min min ischarge pressure P Pa {kgf/cm } {.} {} {} min min.. {} ull cutoff pressure Pa {kgf/cm } ey width Q nput in kw compensator. (ormer P)/ anual mode: standard type 9. Part o. Part ame Part o. Part ame Part o. Part ame 9 ubrication ody ase Shaft ylinder barrel Valve plate Piston Shoe Shoe holder arrel holder Swash plate Thrust bush Spring holder asket Spring Part PVS-- Part ame Q'ty o. Size Remarks Packing PS- ond il seal TV--V.. -ring R-9 P9 S -ring R-9 P S Parts marked by an asterisk ""are not available on the market. onsult your agent. Typical characteristics at hydraulic operating fluid kinematic viscosity of mm /s Q rain volume R oise level d() - ischarge Volume haracteristics {.} oise haracteristics R. Q min min nput in min rain volume R {} 9 (ormer P)/ 9 Pump capacity q cm /rev low rate adjustment length mm Set a flow rate adjustment length within the above range. il will leak if the pump is operated below the adjustment range lower limit. Spring S ontrol piston uide pin Parallel key Retainer eedle all bearing eedle bearing il seal -ring -ring PVS--- PVS xial nput Parallel pin Spring pin exagon socket head bolt ross-recessed countersunk head exagon socket set exagon nut exagon plug etal plug ameplate ubrication plate UT plate Rivet ist of Sealing Parts (it odel umber PSS-) min {} ischarge pressure P Pa {kgf/cm } easurement position: m rear of pump {.} /min min min t full cutoff {} {} ischarge pressure P Pa {kgf/cm } nput in kw xial nput kw {.} {} ischarge pressure P Pa {kgf/cm } Q=. Q= Q= Q= Q= {} -

5 nstallation imension rawings PVS-- -(Z)- (side type) φ -X.±. ±... (X). () φ.. φ Sb-/. ubrication 9.. ey width.... low rate adjustment length r low rate Rc/ Sb- Pump capacity q cm /rev Relationship between flow rate adjustment length (r) and pump capacity (q). low rate adjustment range PVS--- low rate adjustment range PVS--- low rate adjustment lengthr mm Set a flow rate adjustment length within the above range. il will leak if the pump is operated below the adjustment range lower limit. (axial type) 9 9.±. S b- (suction mm dia.) -X ross-sectional rawing (X). low rate () adjustment length r low rate Rc/.±. ±..±. 9 -X 9 S b-/ (discharge mm dia.) Part o. Part ame Part o. Part ame 9 9 ey width φ. φ compensator... ody ase Shaft ylinder barrel Valve plate Piston Shoe Shoe holder arrel holder Swash plate Thrust bush Seal holder asket Spring Spring S ontrol piston eedle ey ut Retainer Plug 9 9 all bearing eedle bearing il seal -ring -ring -ring Pin exagon socket head bolt ross-recessed countersunk head exagon socket set etal plug ameplate UT plate Spring holder ubrication plate Rivet uide pin ist of Sealing Parts (it odel umber PSS--) Part o. Part ame Q'ty Size Remarks asket PS- ihon asket il seal T--V.. -ring R-9 S 9 -ring R-9 P9 S -ring R-9 P S Parts marked by an asterisk ""are not available on the market. onsult your agent. ubrication -

6 fficiency η,ηυ% xial input at full cutoff kw Performance urves PVS---(Z)- Performance urves PVS---(Z)- fficiency η,ηυ% eneral Performance Q Volume efficiency ηυ verall efficiency η {.} nput in {} eneral Performance ischarge volume Q min min Volume efficiency ηυ verall efficiency η nput in {.} {} {} ischarge pressure P Pa {kgf/cm } min min min min min min {} ischarge pressure P Pa {kgf/cm } xial nput at ull utoff {.} {} min min {} ull cutoff pressure Pa {kgf/cm } Q r/min nput in kw Q r/min nput in kw Q r/min rain volume R r/min oise level d() Q r/min rain volume R r/min Typical characteristics at hydraulic fluid kinematic viscosity of mm /s {.} ischarge volume Q nput in min rain volume R - low Rate haracteristics Q min min {} min min min ischarge pressure P Pa {kgf/cm } {.} {} min min nput in min min rain volume R {} easurement position: m rear of pump - ischarge Volume haracteristics oise haracteristics t full cutoff {} ischarge pressure P Pa {kgf/cm } {.} {} {} ischarge pressure P Pa {kgf/cm } nput in kw nput in kw xial nput kw {.} xial nput {} Q= Q= Q= Q= Q= {} ischarge pressure P Pa {kgf/cm } Typical characteristics at hydraulic operating fluid kinematic viscosity of mm /s xial nput kw xial nput Q= Q= Q= Q= Q= {.} {} {} ischarge pressure P Pa {kgf/cm } xial input at full cutoff kw.... xial nput at ull utoff min min {.} {} {} ischarge pressure P Pa {kgf/cm } oise level d() easurement position: m rear of pump oise haracteristics t full cutoff min min {.} {} {} ischarge pressure P Pa {kgf/cm } -

7 nstallation imension rawings PVS-- -(Z)-() (side type) low rate adjustment length low rate 9. (axial type) ross-sectional rawings PVS-- -(Z)- 9 PVS---(Z) φ -X 9.±. r.±. S b- / (suction mm dia.) -X ock nut.±.. (X). Rc/ 9...±..± cm /rev esign Range o. to to low rate adjustment length low rate.. 9. S b- (discharge mm dia.) -X l ey width φ. φ...9. φ.... ock nut compensator ubrication Sb- Sb- /. (X) Rc/. cm /rev esign Range o. to to φ.. φ... ().9... Part o. 9 Part o. 9 Part ame ody ase Shaft ylinder barrel Valve plate Piston Shoe Shoe holder arrel holder Swash plate Thrust bush Seal holder asket Spring Spring S Part ame ody ase Shaft ylinder barrel Valve plate Piston Shoe Shoe holder arrel holder Swash plate Thrust bush Seal holder asket Spring Spring S ontrol piston Relationship between flow rate adjustment length (r) and pump capacity (q) low rate adjustment range Pump capacity q cm /rev compensator ey width Part o. 9 9 Part o. 9 9 low rate adjustment lengthr mm Set a flow rate adjustment length within the above range. il will leak if the pump is operated below the adjustment range lower limit. Part ame ontrol piston eedle ey ut Retainer Plug all bearing eedle bearing il seal -ring -ring -ring Part ame PVS---() eedle ey ut Retainer Plug Roller bearing eedle bearing il seal -ring -ring -ring ackup ring Pin PVS--- low rate adjustment range ubrication Part Part ame o. ackup ring Pin exagon socket head bolt ross-recessed countersunk head low rate adjusting etal plug ameplate UT plate 9 Spring holder uide ubrication plate rifice Rivet ist of Sealing Parts (it odel umber PSS--) Part o. Part ame Q'ty PVS--/ Size Remarks asket PS-- ihon asket il seal T--V.. -ring - S 9 -ring -P S -ring -P S ackup ring T-P S Parts marked by an asterisk "" are not available on the market. onsult your agent. Part o. Part ame exagon socket head bolt ross-recessed countersunk head low rate adjusting 9 etal plug ameplate UT plate Spring holder uide ubrication plate rifice Rivet rifice Pin -ring Plug ist of Sealing Parts (it odel umber PSS-) Part o. Part ame Q'ty PVS-- Size Remarks asket PS-- ihon asket il seal T--V.. -ring - S 9 -ring -P S -ring -P S -ring -P S ackup ring T-P S Parts marked by an asterisk "" are not available on the market. onsult your agent. -9

8 Performance urves PVS---(Z)- fficiency η,ηυ% 9 eneral Performance Q Volume efficiency ηυ {.} verall efficiency η nput in {} Performance urves PVS---(Z)-() fficiency η,ηυ% 9 min min min min ischarge pressure P Pa {kgf/cm } eneral Performance nput in ischarge volume Q xial input at full cutoff kw min min min Volume efficiency ηυ verall efficiency η min {} {.} {} {} ischarge pressure P Pa {kgf/cm } Q r/min nput in kw Q r/min rain volume R r/min xial nput at ull utoff {.} Typical characteristics at hydraulic operating fluid kinematic viscosity of mm /s {} - ischarge Volume haracteristics {.} ischarge volume Q min min nput in min min {} rain volume R {} ischarge pressure P Pa {kgf/cm } min min {} ull cutoff pressure Pa {kgf/cm } Q nput in kw Q rain volume R oise level d() - ischarge Volume haracteristics nput in kw oise haracteristics {.} xial nput {} Typical characteristics at hydraulic operating fluid kinematic viscosity of mm /s Q min min xial input kw easurement position: m rear of pump nput in min min rain volume R {.} {} {} ischarge pressure P Pa {kgf/cm } t full cutoff ischarge pressure P Pa {kgf/cm } min min {.} {} {} ischarge pressure P Pa {kgf/cm } nput in kw xial input kw xial nput Q= Q= Q= Q= {} Q= Q= Q= Q= Q= {.} {} {} ischarge pressure P Pa {kgf/cm } xial input at full cutoff kw xial nput at ull utoff min min {.} {} {} ull cutoff pressure Pa {kgf/cm } oise level d() oise haracteristics easurement position: m rear of pump min min t full cutoff {.} {} {} ischarge pressure P Pa {kgf/cm } -

9 Response Performance Test ircuit Piping volume cm Q Pa raph egend t t Ps (Q=) Pa Pa Pa (Q=X) S S S Time s odel o. ompensator Response Time (s) Surge Pa{kgf/cm } t t PS PVS--. to.. to. to {. to.} PVS--. to.. to. to {. to.} PVS--. to.. to. to { to.} PVS--. to.. to. to 9{. to 9.} PVS--. to.. to. to 9{. to 9.} Response performance changes according to pipe volume and size. Use an anti-surging valve to prevent surge voltage. 9 Part o. Part ame Part o. Part ame ody Spool older Plunger Spring Retainer adjusting bolt 9 ut -ring -ring -ring Plug Plug ounting bolt ist of Sealing Parts Part Size ame Q'ty o. or,, 9 -ring R-- P -ring R-9 P -ring R-9 P ote) The materials and hardness of the -ring conform with S. -

10 ompensation Type xplanation of model o.: PVS P PVS--P- esign o. : PVS- : PVS-, PVS- : PVS--P only adjustment range : -.Pa {.-.kgf/cm } : - Pa {.-.kgf/cm } : -Pa {.-kgf/cm } : -Pa {.-kgf/cm } P: compensation type (remote control mode) ax. pump capacity (cm /rev) ominal,,,, Pump size,, nstallation imension rawings ock nut low rate (ormer P)/ (X).(X) 9. (flow rate adjustment length) r Pilot Rc(ormer PT)/ Rc (ormer PT)/... ey width φ. φ... (remote control mode) ax. pump capacity q cm /rev P-Q haracteristics Set by remote control V ischarge pressure P Pa The ZR-T--9 is the recommended remote control valve. Provide piping to the remote control valve at a pipe volume of cm or less. (ormer P)/ 9. R. ubrication 9 (ormer P)/ PVS-- P- low rate adjustment length low rate adjusting l Pilot Rc/ (X). 9. Rc/ ifferential pressure ubrication.±. φ. ey width.... φ. x PVS-- P-() low rate adjustment length l ±....(X) Rc/ low rate Pilot pp Rc/ ock nut... φ9.. ifferential pressure. ey width. +.. Sb-/. ubrication Sb- 9..±. φ. φ. x.±. 9.. Sb- cm /rev esign Range o. to φ...9 to. φ.... Sb- / -

11 -pressure, -flow Rate ontrol Type xplanation of model o.: PVS Q esign o. : PVS-, PVS- : PVS--Q adjustment range : igh-pressure adjustment range, P (Set to lowest pressure before shipping) Q: ow-pressure adjustment range, P (Set to. Pa before shipping) : -.Pa {.-.kgf/cm } : - Pa {.-.kgf/cm } : -Pa {.-kgf/cm } : -Pa {.-kgf/cm } Q: -pressure, -flow rate control ax. pump capacity (cm /rev) ominal,,, Pump size, Pump capacity q cm /rev (ote ) q q P-Q haracteristics P P ischarge pressure P Pa P-Q haracteristics q nstallation imension rawings PVS-- Q- q flow rate q flow rate.±. x.(x) φ Rc/ ±.... P pressure () φ9.. ey width.... φ. compensator Sb-/. ubrication.(x) Pump capacity q cm /rev (ote ) P pressure q Sb- P P ischarge pressure P Pa PVS-- Q-().(X) q flow rate q flow rate.±. φ Rc/. P pressure.(in) ey width φ. compensator ubrication P pressure x.±. 9.. cm /rev Range esign o. to to Sb- φ...9. φ.....(x) Sb- / Pump odel o. q djustment efault q Range (cm /rev) (Setting cm /rev) PVS-- to. PVS-- to. PVS-- to 9 q flow rate q flow rate PVS-- to 9 ote ) The setting range of maximum pump capacity q varies according to the setting of q. ote ) verall efficiency at a low flow rate is lower than at the maximum flow rate. Pay attention to this when selecting the motor capacity for the drive. l l Pump capacity q, q cm /rev low adjustment length and pump capacity PVS- q, l q, l () () low adjustment length l, l mm Pump capacity q, q cm /rev PVS- q, l q, l () () low adjustment length l, l mm -

12 Solenoid utoff ontrol Type xplanation of model o.: PVS R S Solenoid power supply : V : V : V : V Solenoid specifications : S- S: SS- adjustment range : -.Pa {.-.kgf/cm } : - Pa {.-.kgf/cm } : -Pa {.-kgf/cm } : -Pa {.-kgf/cm } R : Solenoid cutoff control S Pump capacity q cm /rev P-Q haracteristics S "" ischarge pressure P Pa S "" PVS-- R S - ax. pump capacity (cm /rev) ominal,,, Pump size, nstallation imension rawings adjusting (at solenoid ) low rate adjusting.±. S b φ. Rc/ ifferential pressure ey width.... φ. ifferential pressure ubrication (SS-) (S-) x PVS-- R S -() adjusting (at solenoid ) ock nut low rate adjusting 9..±. S b ± Sb-/. Sb- φ.(x) Pilot Rc/ Rc/ ifferential pressure. ey width φ. 9. ifferential pressure ubrication 9.(S-) (SS-) x.±. 9.. Sb- Sb-/ cm /rev esign Range o. to φ.. to.9. φ.... The coil surface temperature increases if this pump is kept continuously energized. o not touch the surface of the coil directly with your hands. -

13 -pressure ontrol Type xplanation of model o.: PVS W S P-Q haracteristics Solenoid power supply : V : V : V : V Solenoid specifications : S- S: SS- adjustment range : -.Pa {.-.kgf/cm } : - Pa {.-.kgf/cm } : -Pa {.-kgf/cm } : -Pa {.-kgf/cm } W : -pressure control S Pump capacity q cm /rev S "" S "" P P ischarge pressure P Pa Pump size, ax. pump capacity (cm /rev) ominal,,, nstallation imension rawings PVS-- W S - adjusting (at solenoid ) low rate.±. x PVS-- W S -() S b φ ±..... Rc / (at solenoid ) ifferential pressure 9.. ey width.... φ9.... φ. Sb-/. ifferential pressure ubrication (SS-) 9(S-) Sb- adjusting (at solenoid ) ock nut low rate adjusting 9..±. S b φ. (X ) Pilot pp Rc / Rc / adjusting (at solenoid ) ifferential pressure. ey width. +.. φ.. 9. ifferential pressure ubrication.(s-) (SS-) x.±. 9.. cm /rev Range esign o. to to Sb- φ...9. φ.... Sb- / The coil surface temperature increases if this pump is kept continuously energized. o not touch the surface of the coil directly with your hands. -

14 -pressure, -flow rate ontrol Type w/ Solenoid utoff xplanation of model o.: PVS RQ S PVS-- RQ S - Pump size, nstallation imension rawings Solenoid power supply : V : V : V : V Solenoid specifications : S- S: SS- adjustment range : -.Pa {.-.kgf/cm } : - Pa {.-.kgf/cm } : -Pa {.-kgf/cm } : -Pa {.-kgf/cm } RQ : -pressure, -flow rate control w/ S solenoid cutoff ax. pump capacity (cm /rev) ominal,,, Pump capacity q cm /rev q q P-Q haracteristics S "" S "" P P ischarge pressure P Pa P pressure adjusting (at solenoid ) q flow rate q flow rate.±..(x) S b φ Rc /. ifferential pressure 9.. ey width.. φ... ifferential pressure ubrication P pressure (SS-) (S-) x ± φ9.. Sb-/.(X). Sb- PVS-- RQ S -() P pressure adjusting (at solenoid ) q flow rate q flow rate.±. x.(x) S b φ.±. 9.. Rc /. ifferential pressure cm /rev ey width. +.. to to φ.. Range esign o. 9. Sb- φ...9. φ.... ifferential pressure ubrication.(x) P pressure 9.(S-) (SS-) Sb- / The coil surface temperature increases if this pump is kept continuously energized. o not touch the surface of the coil directly with your hands. -

15 -cutoff ontrol Type xplanation of model o.: PVS S PVS-- S - Pump size, nstallation imension rawings Solenoid power supply : V : V : V : V Solenoid specifications : S- S: SS- adjustment range : -.Pa {.-.kgf/cm } : - Pa {.-.kgf/cm } : -Pa {.-kgf/cm } : -Pa {.-kgf/cm } : -cutoff control S ax. pump capacity (cm /rev) ominal,,, Pump capacity q cm /rev P-Q haracteristics q q S "" S "" P P ischarge pressure P Pa.(X) q flow rate q flow rate Rc / φ 9.. ifferential pressure. ey width.. φ... (P pressure ) ifferential pressure ubrication (P pressure ).±. x ±. 9.(S-).(SS-)... φ9.... Sb-/. Sb- P pressure pposite side: P pressure PVS-- S -().±..(X). q flow rate ifferential pressure q flow rate Rc / φ ey width. +.. φ.. (P pressure ) 9. ifferential pressure ubrication (P pressure adjusting ) x.±. 9...(S-).(SS-) P pressure pposite side: P pressure cm /rev Range esign o. to to Sb- φ...9. φ.... Sb- / The coil surface temperature increases if this pump is kept continuously energized. o not touch the surface of the coil directly with your hands. -

16 oot ounting it it odel o. pplicable Pump odel o. ccessories imensions olt Q'ty Washer Q'ty -- PVS- PVS- T- WP PVS- T- WP-..9. it odel o. imensions Weight () () P Q (S) T φ φ d φ d φ d φ d kg When only the mounting feet are required, the pump mounting bolts, washers and other parts are sold together as the oot ounting it. oupling kit it for PVS-: PS- Piping lange it pplicable Pump odel o. PVS-- Plunger it model o. φ φ φ φ φ φ size ¾ ½ Rc size Rc¾ Rc½ -ring size -P -P otes). oints are on sale in the oint it which includes -rings.. The dimensions of the -ring seal section on the connector conforms with S.. -ring /- refers to S -. or PVS-, T RcX φd pplicable Pump odel o. PVS--, PVS--, Plunger it model o. PS- PS T φ d φ φ φ φ φ d φ φ φ φ X / -/ ounting bolt T- T- T- T- Washer WS-- WS-- WS-- WS-- -ring R-9 R-9 R-9 R-9 Weight kga.... otes). The piping flange is on sale in the lange it which includes mounting bolts, washers and -rings.. The materials and hardness of the -ring conform with S. or details on tightening torque, see page -. φd -

17 Uni-pump Specifications xplanation of model o. UPV. () otor selection curves Q ( mark standard compliant) esign o. : PVS-.-.kW PVS-. -.kw : PVS-.-.kW uxiliary symbol one: Side type Z: xial type (PVS-, ) umber of motor poles : poles otor terminal one: Right side viewed from pump side : eft side viewed from pump side otor output.:.kw.:.kw.:. kw.:.kw.:. kw.:.kw adjustment range : -.Pa {.-.kgf/cm } : - Pa {.-.kgf/cm } : -Pa {.-kgf/cm } : -Pa {.-kgf/cm } (ote) ot available at cm /rev Variable control mechanism : pressure compensation type (ote) ontrol option is also standard on the PVS pump. ax. pump capacity (cm /rev) ominal,,,, otor mounting method ounting foot type Pump size : PVS-, : PVS-, : PVS- PVS series uni-pump bnormal Voltage symbol (See otor bnormal Voltage Specification list) ote) UPV- is.-.kw UPV- is.-.kw UPV- UPV- UPV- ().kw.kw.kw.kw {.}{.}{.}{.} {} {} {} {} {}{}{} ow to select the motor The lower side of the output curves for each of the motors shown above indicates the operating range under rated output for that motor. Select a uni-pump that has a pressure and flow rate that is within the range of the drive so that the drive will not overload. When the startup current of the uni-pump becomes higher for the motor, breakers may need to be changed. otor bnormal Voltage Specification list bnormal Voltage symbol ischarge pressure P Pa {kgf/cm } Voltage - requency () bnormal Voltage symbol Voltage - requency one V-/z, V-z V - z Q V - z V - z V - z R V - z V - z S V - z V - z U V - z V - z V V - z V - z W V - Z.kW.kW.kW.kW.kW {.}{.}{.}{.} {} {} {} {} {}{}{} ischarge pressure P Pa {kgf/cm } Q ().kw.kw.kw {.}{.}{.}{.} {} {} {} {} {}{}{} ischarge pressure P Pa {kgf/cm } -9

18 nstallation imension rawings UPV----- (side type) anging bolt anging bolt (.kw only) ubrication Terminal box terminal (.kw only) / UPV (side type) Pump model (nameplate) low rate φ (Round drain hole) / Terminal box terminal -. X.. Rc/. (suction, discharge position) 9..kW lectric drive conceptual diagram Rotation direction plate otor rating plate, terminal (Terminal box side) common fan side R S Uni-pump (ame sticker) (Terminal box side) View R: ounting foot hole shape ( locations).,.kw lectric drive conceptual diagram T anging bolt (./.kw only) (./.kw only) Terminal box terminal Sb- UPV (side type) Terminal box terminal Sb- / ubrication anging bolt low rate φ (Round drain hole) Terminal box terminal anging bolt anging bolt ubrication -. -X Sb-/. ±..kw lectric drive conceptual diagram φ (Round drain hole) Terminal box terminal -.. ±. 9. -X Sb- X... Rc/ φ Pump model (nameplate) ±.. (suction, discharge position). low rate X... Rc/ φ Pump model (nameplate). ±. 9. (suction, discharge position). Rotation direction plate otor rating plate, common (Terminal box side) terminal fan side -X T R. ±. View R: ounting foot hole shape shape ( locations).,.kw lectric drive conceptual diagram R S View R: ounting foot hole shape ( locations) φ Rotation direction plate otor rating plate (Terminal box side), common terminal fan side S T φ. ±. Uni-pump (ame sticker) (Terminal box side) shape. ±. Uni-pump (ame sticker) (Terminal box side) -X. ±. -. rive motor is fully enclosed fan cooled,. to. kw is type, and. to. kw is type.. Standard voltage for drive motor is V, / z or V, z.. Viewed from the pump side, suction is on the left and discharge is on the right.. roken lines indicate instances for the terminal. roken lines pass through to the other side of the pump along its center.. See page (-) for the dimension table and characteristics of drive motor.

19 otor Specifications utput kw otor imensions [mm] S T φ rame o. Weight [kg] S haracteristics of drive motor for unipump (domestic standard rating) utput kw Poles. (ote). odel umber TYP () V- (VS series only). V-. V-. V-. V-. V-. V- Voltage [V] requency [z] urrent rating [] RP rating [min - ] eat resistance. The asterisks indicate variations in the hydraulic pump series, size, and position of terminal box. heck the ratings sticker on the side of the drive motor (terminal box side).. ontact us for variations in voltage.. The allowable fluctuating range of the voltage value is ±%.. Paint olor: achi standard color ancel o. / -