China Hr1688-20mm Swing Movement Pendulum Clock Mechanism, Find details and Price about China Clock Parts, Pendulum Clock Movement from Hr1688-20mm Swing Movement Pendulum Clock Mechanism
Crystal frequency: 32.768KHz
Travel accuracy : ± 30Sec / Month at 1.5V DC. 25 ºC (unadjusted)
Current consumption: Less than 250μA-270μA at 1.5V DC. (Pendulum)
Working voltage: 1.25V to 1.7V
Working temperature: -10 ºC to50 ºC
Power: 1.5v
Battery Life (Specifications): Approx. 8 Months (UM-3)
Weight: approximately 46g / PCS
Output torque of the second hand: 1.0gf-cm over / at 1.5V
Minute hand output torque: 36.0gf-cm over / at 1.5V
Pointer specifications:
Second hand length / weight: ≤130mm, ≤2g
Minute hand length / weight: ≤200mm, ≤6g
Unbalanced torque of the second hand: ≤0.15gf-cm
Unbalanced moment of minute hand: ≤6gf-cm
Details of clock movement:
Shaft length: 9mm / 7mm / 13mm / 14.5mm / 17mm / 20mm / 23mm
HR1688 Swing movement shaft length:
Total shaft length 20 mm, Thread height 11.7mm
Fit 9 MM Thickness Clock Panel .
Can withstand the pendulum:
Pendulum length: less than or equal to 200mm
Pendulum weight: less than or equal to 40g
Swing amplitude: less than or equal to 13 °
quartz wall clock engine,hengrong clock movement factory equipment.
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