The machine is designed for evaluating the ability of chair base and casters to withstand fatigue stresses and wear caused by moving the chair back and forth.

GENERL SPECIFICATIONS

Packaging Dimensions: (W*D*H) 2600*1130*1550mm

Power supply source: single-phase, 220V±10%, 50/60Hz (can be appointed)

Gross Weight: 659kg

DESIGN STANDARD: Bifma x 5.1-2017

STANDARD FEATURES

Load weight	122KG(one set)
Test speed	10±2 times /min
Test stroke	762mm (+ 50mm)
Display	Touch screen
Control mode	PLC mode
Testing cycles	1-999,999(can be adjusted)
Power	AC /220V、3A、50HZ、0.2KW
Air pressure	≥6kg/cm²

Configuration:

Items	Touch Screen	1 piece
	PLC	1 piece
	cylinder	1 piece, Diameter: 80mm; route:800mm
	Weight box	1 piece(13kg)
	Obstacles	1 set(5 pieces)
	Fixing clamps	1 pieces

Test Procedures

a) The chair or chair base shall be cycled 2,000 cycles over the obstacles as shown in Figure 16b and then 98,000 cycles on a smooth, hard surface (steel preferred) without obstacles.

b) At the conclusion of cycling, a 22 N (5 lbf.) pull force shall be applied to each caster in line with the caster stem centerline.

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