MAST ANTENNA working -25° high temperature storage 70° high- temperature working 55° Humidity less than 90% (temperature 25°) Exposed to the rain Strength 6mm/min, the time of duration is 1 hour Antiseptic Refer to GJB150.11A-2009 Standard test Dust- proof Refer to GJB150.12.1986 Standard test Solar radiation Refer to GJB150.7.1986 Standard test Mould Refer to GJB150.2.1986 the second chapter standard inspection. Mildew-growing level : level 1 Rated load capacity Lifting hand force ≤ 120N Accuracy of torsion ≤ 2° Swing wind speed 18m/s, oscillating quantity: 5%-8% of total height (With full guy wires) Lift speed Average speed 4m/min Mounting Time Single person≤ 15min 2 persons≤8min Reliability Rated load for 30 consecutive movements without damage or permanent deformation Maintainability Wearing parts easy to disassemble; components can be repaired and maintained by tools; general maintenance and repair time≤ 30min Security Self-locking at any height; would not fall at any time