A key override is provided for systems operation in the event of Rated Capacity Limiter offers a console display of boom length and angle, load on the hook and available load capacity that can be lifted, when capacity is reached red warning light and horn are activated and RCL halts crane movement to prevent overload. Anti-two block reel and cable run inside boom Anti-two block safety device shuts off telescope out and winch up controls and does not allow hook to be pulled into sheave case includes keyed override Single front outrigger for 360 ° stability Out and down rear hydraulic stabilizers - 16’ span “A” type box slide outriggers – 21’ span 31’ to 103’ four (4) section hydraulic telescopic boom 113’ sheave height National Crane Model 9103A equipped as follows:
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