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Ronda 515 HH6
Watch Movements used in Luminox
 : Ronda 515 HH6
Source: www.ronda.ch
RONDA powertech 
Cal. 515
Swiss Made & Swiss Parts
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11½'''
3 hands, date
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Product Specifications
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| Product line |
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powertech |
| Caliber |
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515 |
| Movement size |
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11½''' |
| Versions Swiss Made |
1 jewel, nickel |
| Swiss Parts |
1 jewel, nickel |
| Battery-life (theoretical) |
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45 months |
| Standard hand fitting height |
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1 |
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Functions
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Features
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- Metal movement, repairable
- Power saving mechanism with pullled out stem: Reduction of consumption approximately 70%
- Interchangeability: All versions 11½''' with same movement height 3.00 mm and stem height 1.50 mm
- Very powerful stepping motor
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Technical Specifications
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| Diameter total |
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26.20 mm |
| Case fitting |
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25.60 mm |
| Movement height |
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3.00 mm |
| Height over battery |
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3.25 mm |
| Movement rest |
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0.8 mm |
| Height of stem |
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1.50 mm |
| Length of stem travel |
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1 mm |
| Stem thread |
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0.9 mm |
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| Battery |
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No. 371 |
| Battery voltage |
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1.5 V |
| Battery-life (theoretical) |
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45 months |
Current consumption - typical
(date mechanism not in gear) |
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1.28 μA |
Current consumption - maximum
(date mechanism not in gear) |
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1.85 μA |
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Performance data
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Useful torque second – typical
(date mechanism not in gear) |
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11 μNm |
Useful torque minute – typical
(date mechanism not in gear) |
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550 μNm |
| Operating temperature |
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0 - 50 °C |
| Instantaneous rate (T=25°C) |
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-10/ +20 sec/month |
| Resistance to magnetic fields |
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18,8 Oe |
| Resistance to shock |
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NIHS 91-10 |
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