Danfoss H1 Technical Information

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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
Refer to the Technical Information, H1 Automotive Control L1223856 for more details.
Technical Information
H1 Axial Piston Single Pumps, Size 069/078
Control options
11062169 • Rev 0700 • November 2015 29

Danfoss H1 Specifications

General

Brand	Danfoss
Model	H1
Category	Water Pump
Language	English