550t slewing crane ship

Basic elements
Ship name: Huaxi 1
Main dimension: (L)85m*(B)32m*(D)7.2m
Working draft: 4.6m
Bed: 78P
Self-sustaining power: 30days
Navigation area: offshore
Ship class: ZC
Main purpose: lifting, installation, life support

Main marine equipment
Main generator
Rated power/quantity: 1200kW*1 Electric system: 440V/60HZ
750kW*2 Electric system: 440V/60HZ
Rear cabin
Rated power/quantity: 400kW*2 Electric system: 400V/50HZ
Parked generator
Rated power/quantity: 250kW*1 Electric system: 440V/60HZ
Propeller (rudder propeller)
Rated power/quantity: 1000HP*2

Deck lifting equipment
Main crane
Main hook lifting weight/span/height: 2*275mt/(4.5~28)m/50m
Auxiliary crane
Lifting weight/span: 30t/26m
Lifting weight/span: 15t/20m

Mooring equipment
Main windlass
Rated tension: 450KN
Anchor chain diameter: Φ68mm length: 302.5m
Work winch
Rated tension/quantity/length: 350KN*6/1000m(Φ42mm)