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Combined seat and back durability test according to EN 1728 clause 6.17
For designs were it is not possible to carry out the above test procedure the seat and back test may be
performed by carrying out the seat test followed by the back test with a static load on the seat.
EQUIPMENT DESCRIPTION
The machine is designed to test seating and back by specified load block with setting force and speed to assess chair seating and back durability. And it can conform Bifma 5.4 & EN 1728
GENERL SPECIFICATIONS
Machine Dimensions: (W x D x H) 2180*1240*2120 mm
Power supply source: single-phase, AC220V±10%, 50/60Hz (can be appointed)
Gross Weight: 560kg
STANDARD FEATURES
1. Force actuator height is adjustable to suit different kinds of chair (500-1200mm)
2. Force of the actuator is adjustable
3. Back load: 0~100kg
4. Seat load: 0~200kg
5. Compressed air requirement: 6 kg/cm2
6. Control model: PLC, Programmable controller
7. Power: one phase, AC 220V, 50Hz.
REAL CASES OF UNIVERDAL TESTER FOR REFERENCE:
In Steelcase
In Nitori Japan
In Humanscale USA testing Lab
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