77-1A Payload Delivery Vessel (Survey Ship Camouflage Configuration) Basic Specifications
Overall Length: 137m
Bow Diameter: 22m
Stern Diameter: 18m
Maximum Diameter (including radiators): 63 meters
Standard Dry Mass: 1,867.8t (including 280 tons of ammunition and 80 tons of RCS propellant)
Standard Propellant Mass: 4,165 tons (including 100 tons RCS propellant)
Standard Dry Mass Ratio: 3.22
Standard Gross Tonnage: 6,032.8t
Propulsion Data and DV in Common Modes (excluding RCS usage, payload deployment, and electric thruster gains):
1. Standard Mode: Exhaust velocity 11 km/s, full-load acceleration 0.6 m/s², effective propulsion power 20.1 GW, average propellant temperature 0.84 eV, DV data 12.86 km/s.
2. High Specific Impulse Mode: Exhaust velocity 12.5 km/s, full-load acceleration 0.318 m/s², effective propulsion power 12 GW, average propellant temperature 1.113 eV, DV data 14.6 km/s.
3. High-Thrust Mode: Exhaust velocity 9 km/s, full-load acceleration 1.06 m/s², effective propulsion power 28.9 GW, average propellant temperature 0.57 eV, DV data 10.524 km/s.
Standard Crew Size: 30
Primary Reactor Power Generation Capabilities in Common Modes:
1. Long-Term Cruise Mode: 2.71 MWe, heat sink equivalent temperature 680K, turbine inlet temperature ~1200K
2. High-Power Mode: 5.52 MWe, heat sink equivalent temperature 750K, turbine inlet temperature ~1500K
3. Low-power standby mode: 726 kW, heat sink equivalent temperature 460 K, turbine inlet temperature ~800 K
Primary Equipment:
8 x 5-meter diameter multi-purpose omnidirectional phased array antennas with associated antenna arrays
1 x 40-meter giant mapping radar
Multiple secondary hull communication/scan antennas, including one small multifunction radar and one movable side-looking phased array
Multiple hull-mounted optical/infrared surveillance arrays, optical turrets
2 modular small-caliber laser close-in weapons systems
2 modular 6-barrel 60mm close-in weapon turrets
8 payload catapults
4 large payload hardpoints and multiple surface mounts