技术参数型号LYG-11LYG-18LYG-20LYG-26重量kg10182026冲击能量J257085120冲击频率bpm1500-20001500-20001500-20001500-2000液压油流量lpm26-3426-3426-3426-34工作压力bar90-14090-140105-140105-140手柄形状D型手柄V型减震手柄V型减震手柄V型减震手柄外形尺寸长x宽mm510x76650x450650x450670x460)