Performance Functions; Protection And Safety Functions; Engine Control And Protection; Installation Features - Danfoss H1 Series Technical Information

Technical Information
H1P 115/130 Axial Piston Single Pumps
Control Options
© Danfoss | May 2018
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Configurable System Mode & Direction change
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Load independent pump displacement control with integrated Swash Plate Angle Sensor (AC-2)
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Hydraulic-motor displacement control including brake pressure defeat function

Performance functions

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ECO fuel saving mode with automatic reduction of the engine speed during transport (Cruise control)
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Vehicle constant speed drive control
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Vehicle speed limitation
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Dynamic brake light, automatic park brake, reverse buzzer and status LED outputs
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Vehicle speed controlled output function.
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Temperature compensation for predictable performance
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Advanced CAN J1939 interface for the information exchange with the vehicle control system

Protection and safety functions

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Safety controlled vehicle start protection with engine speed check, battery check and FNR must be in
neutral, etc..
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Operator presence detection
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Hydraulic system overheat and low-temperature protection
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Hydraulic motor over speed protection
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Park brake test mode for roller applications to fulfill SAE J1472 / EN500-4.
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SIL2 compliant

Engine control and protection

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CAN J1939 engine interface
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Engine speed control via drive pedal with safety controlled monitoring function
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Engine antistall protection
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Engine over speed protection during inching
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Engine speed dependent Retarder control
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Engine cold start protection

Installation features

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Factory calibration for hysteresis compensation.
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Starting current adjustment in the factory
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Pre-installed application software and parameter files
For more information, see Automotive Control for H1 Single Pumps Technical Information, BC00000213.
BC00000198en-US0901 | 31