Over viewer:
GJR-300 Series Optical Fiber Cable Bend (Winding) Testing Machine is intended to determine the ability of an optical fibre cable or cable element to withstand bending around a test mandrel such as U bend and S bend.
Parameter:| Mandrel diameter (Drive) | mm | D200, D300 | 
| Mandrel diameter (Slave) | mm | D300 | 
| Positioning range of slave mandrel | mm | 0-250 | 
| Max. bending cycles | Cycles | 1-9999 | 
| Winding frequency | Cycles/min | 2-20 (Clockwise / Anticlockwise) | 
| Winding velocity | r/min | 12 | 
| Mass of weights for applying tension | 
				Weight bracket: 5kg 1 pieces of 5kg weight increment, 1 piece of 2.5kg weight increment.  | 
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| Dimensions (L*W*H) | ||
| Working frame | mm | 1000*720*1300 | 
| Control console | mm | 400*300 * 800 | 
| Power | 3-phase 4-wire, 50Hz, 1kW. | |