Nabtesco Corporation Power Control Company Website

Applications
Excavators, general machines

PV
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Features
1. 1. Quiet, highly reliable pump with long lifespan
2. 2. Highly efficient valve plate floating structure with exceptional self-priming
Rated flow rate
[L/min]

( 24.5~under 35.MPa )

Specifications consultation sheetsPiston pumps：PV

Valves

Solenoid proportional pressure reducing valve

EPRV Series
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Features
1. 1. Removable structure of the secondary pressure tip allows for space saving of the oil channel.
2. 2. Superior controllability due to low hysteresis
3. 3. Easier maintenance due to cartridge structure

Control valves

Circuit system
Open-center

NSC
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Features
1. 1. Smallest of its kind(*1) in the world
2. 2. Excellent for performing mini excavators' daily duties
(*1) Smallest of its kind among all mini-excavator valves.
Rated flow rate
[L/min]

( under 20.6MPa )
BCV
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Features
1. 1.Compact size for space-saving
2. 2. Excellent for performing mini excavators' daily duties
Rated flow rate
[L/min]

( under 24.5MPa )
U series
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Features
1. 1.Excellent control and applicable for various customised functions
2. 2.Energy-saving valve with miminal pressure loss; Achieved by optimization of internal passages
Rated flow rate
[L/min]

( under 35MPa )

Specifications consultation sheetsControl valves：NSC, BCV, U series

Consultation Sheet
(Open-center)

Circuit system
Load-sensing

iB series
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Features
1. 1. Excellent control and compatible with various attachments
2. 2. Energy-saving valve with efficient regeneration・bleed circuit
Rated flow rate
[L/min]

( under 32MPa )

Specifications consultation sheetsControl Valves：iB series

Consultation Sheet
(Load-sensing)

Self leveling valves

SLV
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Features
1. 1. All-in-one structure; Compact & minimal piping(*2)
2. 2. Arm-operated levelling(*3)
(*2) Including arm-float-valve, divider valve and main-valve.

(*3) Levelling function only applicable to arm-lifting.
Rated flow rate
[L/min]

( under 24.5MPa )

Specifications consultation sheetsSelf leveling valves: SLV

Crane’s valves

TRC
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Features
1. 1. Excellent for performing cranes' daily duties
2. 2. Pressure compensation mechanism providing stable performance regardless of pressure fluctuations
3. 3. Converging function providing speedy winch operation
Rated flow rate
[L/min]

( under 27.5MPa )

Specifications consultation sheetsCrane's valves：TRC

General valves

Circuit system
Open-center

NSC
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Features
1. 1.Applicable for both parallel and tandem circuits
2. 2.Installation of various valves possible
Rated flow rate
[L/min]

( under 20.6MPa )
BCV
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Features
1. 1.Compact size for space-saving
2. 2.Excellent for performing mini excavators' daily duties
Rated flow rate
[L/min]

( under 24.5MPa )
SC
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Features
1. 1.Applicable for both parallel and tandem circuits
2. 2.Installation of various valves possible
Rated flow rate
[L/min]

( under 20.6MPa )
ET
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Features
1. 1.Space-saving for additional attachment
2. 2.Equipped with signal passage and carry-over port; Excellent operation under high pressu
Rated flow rate
[L/min]

( under 34.3MPa )
NSS
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Features
1. 1.Lever operation available in case of emergency besides solenoid control
2. 2.Applicable for both parallel and tandem circuits
Rated flow rate
[L/min]

(under 20.6MPa )
DSS
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Features
1. 1.Lever operation available in case of emergency besides solenoid control
2. 2.Applicable for both parallel and tandem circuits
Rated flow rate
[L/min]

( under 20.6MPa )

Specifications consultation sheetsGeneral valves：NSC, BCV, SC, ET, NSS, DSS

Consultation Sheet
(Open-center)

Circuit system
Load-sensing

NLSV series
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Features
1. 1.Utilization of proprietary road sensing system
2. 2.Excellent combined operability with pressure compensation and anti-saturation function
3. 3.Selectable hydraulic pilot operation and electromagnetic proportional operation
Rated flow rate
[L/min]

( under 29.4MPa )

Specifications consultation sheetsGeneral valves：NLSV series

Consultation Sheet
(Load-sensing)

Motor units

Swing units

Applications
Swing Drive

CS
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Features
1. 1.Applicable for feed and swing motors
2. 2.Compact swing motor
Maximum output torque
[kN-m]
SG
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Features
1. 1.Light, compact, quiet; Excellent fine control
2. 2.Highly efficient valve plate floating structure with exceptional self-priming
Maximum output torque
[kN-m]

Specifications consultation sheetsSwing Drive：CS, SG

Applications
Motor only

MFC
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Features
1. 1. Light, compact, quiet; Excellent fine control
2. 2. Highly efficient valve plate floating structure with exceptional self-priming
Maximum travel speed
[rpm]

Specifications consultation sheetsMotor only：MFC

Winch units

Applications
Winch units

CH
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Features
1. 1.Applicable for winch
2. 2.Motor with excellent fine control and long lifspan
Maximum output torque
[kN-m]

Maximum travel speed
[rpm]
WRD
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Features
1. 1.Compact size achieved by in-drum structure
2. 2.Highly reliable winch unit with excellent fine control
Maximum output torque
[kN-m]

Maximum travel speed
[rpm]
GM
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Features
1. 1. Travel & winch motors for driving various machinery
2. 2. Compact, efficient case-rotating motor
Maximum output torque
[kN-m]

Maximum travel speed
[rpm]

Specifications consultation sheetsWinch units：GM, CH, WRD

Applications
Winch motor

We can also provide a only motor. Therefore please click hereand enquiry to us.

Travel units