Description:
General Crane Specs, Model: National Crane NBT30H-2, Crane Type: Stand-up control boom truck crane, Rated Capacity: ~30 U.S. tons (?27.2 metric tons), Boom: 4-section telescoping — 110 ft (33.5 m) standard length, Max Tip Height: ~119 ft (36 m),, Lifting & Load Systems, Graphical Rated Capacity Limiter (RCL): real-time load/boom/angle info with Work Area Definition System (WADS), Anti-Two Block System standard (prevents hook block from contacting boom tip), Winch: planetary, two-speed (lift speeds approx. 23–310 fpm depending on layer and speed), Wire Rope: ~390 ft of 9/16? rotation-resistant cable,, Outriggers & Stability, Dual “H”-style outriggers (front and rear) with full-span, mid-span, and retracted spreads for flexible setup, Front outrigger motion alarm and monitoring system, Single Front Outrigger option for 360° stability, Polymer outrigger pads included on main outriggers,, Hydraulics & Controls, Load-sensing piston pump hydraulic system (efficient multi-function performance), Electric over hydraulic outrigger control pendant, Dual-station manual control levers; optional radio remote control available,, Performance & Chassis, Rotation: ~410° non-continuous with adjustable swing drive, Typical dry weight (crane only): ~20,650–21,470 lbs (?9,367–9,739 kg) depending on configuration,, Optional & Accessory Features, Prepared for future jib installation (25 ft–44 ft telescoping jib), Hydraulic oil cooler option for heavy duty work, Various hook blocks and personnel platforms available, Wireless remote control system available