Product details 1. The profiles of glass fiber and epoxy resin as the main material FRP pultrusion processing. 2. The parts of the aluminum alloy anodized surface, the protective coating on the surface of the shaft steel parts 3. Insulating laminate based material workpiece machining surface with the insulating paint processing. 4. Ladder brace, anti-skid design of the foot of the ladder is not easy fatigue, no sharp edges and corners in various parts of the ladder shape, a high degree of security, insulation performance 5. A low suction force, corrosion resistance, suitable for live line job; substation maintenance operations. Model height (m) pedal spacing tread width (mm) (mm) Maximum load (N) 1.5 m insulation co-ladder 2 meters 300-400351200 2.5 m 1.5 m, 300-4003512002 meters insulation co-ladder insulation co-ladder 2.5 rice 300-4003512003 meters insulation co-ladder the 3 m 300-400351200 3.5 m insulation co-ladder the 3.5 m 300-4003512004 meters insulation co-ladder 4 m, of 300-400351200 4.5 meters, insulation co-ladder 4.5 m 300 -4003512005 meters insulation co-ladder the 5 m 300-4003512006 meters insulation co-ladder 6 meters 300-400351200 Note: 1. Before using the operator should be strictly in accordance with the GB17620-1998 standard execution should carefully check the insulation the ladder the main components and parts for defects or cracks before use. 2. Strict compliance with safety procedures to eliminate trusting to luck, to ensure their personal safety. 3. Prevent moisture damage, so as not to affect the insulation level. 4. In order to ensure a safe and reliable product performance required on an annual cycle of performance testing.