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gptkbp:instance_of
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gptkb:satellite
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gptkbp:application
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gptkb:Telecommunications_company
onboard computer system
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gptkbp:communication
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C-band, Ku-band, Ka-band
QPSK, 8 PSK
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gptkbp:connects
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geostationary satellite bus
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gptkbp:controls
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reaction wheels
digital control system
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gptkbp:cooling_system
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passive thermal control
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gptkbp:data_bus_width
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2.5 m
3.5 m
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gptkbp:data_usage
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high data rate capabilities
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gptkbp:debut_year
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multiple launches since 1995
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gptkbp:design
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15 years
modular design for easy upgrades
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gptkbp:developer
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derived from Spacebus 3000
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gptkbp:features
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advanced design features
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gptkbp:financial_performance
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three-axis stabilization
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gptkbp:first_flight
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gptkb:1995
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gptkbp:frequency
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multiple frequency bands
global communication range
frequency reuse technology
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gptkbp:home_ground
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ground control stations worldwide
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https://www.w3.org/2000/01/rdf-schema#label
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Spacebus 4000 H
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gptkbp:is_integrated_with
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interoperable with various systems
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gptkbp:launch_site
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gptkb:Guiana_Space_Centre
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gptkbp:launch_vehicle
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gptkb:Ariane_4
up to 4000 kg
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gptkbp:legacy
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part of a successful satellite family
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gptkbp:manufacturer
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gptkb:Thales_Alenia_Space
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gptkbp:market
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competitive launch cost
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gptkbp:market_segment
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commercial satellite market
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gptkbp:mass
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3000 kg
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gptkbp:mission
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gptkb:satellite
high-gain antennas
operational in orbit since launch
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gptkbp:notable_users
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gptkb:Hispasat
gptkb:Telesat
gptkb:Eutelsat
gptkb:Intelsat
SESS. A.
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gptkbp:powers
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5 k W
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gptkbp:propulsion
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chemical propulsion system
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gptkbp:reliability
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high reliability
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gptkbp:seating_capacity
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up to 6000 kg
up to 10 k W
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gptkbp:successor
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gptkb:Spacebus_4000_B
gptkb:Spacebus_Neo
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gptkbp:sustainability
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deployable solar arrays
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gptkbp:thermal_design_power
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designed for extreme temperatures
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gptkbp:transponders
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multiple transponders available
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gptkbp:bfsParent
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gptkb:Spacebus_4000_series
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gptkbp:bfsLayer
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6
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