Transcript
Revised on : 05. January. 2017
Cal.
NH05A ψ 17.50
mm
H
mm
5. 92
(with Dial support)
Item Specification Appearance - 1 Appearance - 2 Casing Hand Fitting Hand Setting Stem Dial - 1 Dial - 2 Dial Support Casing Ring Assembly Plan Hands
Version No. Version 1 Version 2 Version 1 Version 1 Version 1 Version 1 Version 2 Version 1 Version 1 Version 1 Version 1 Version 1
SII Products
MOVEMENT SPECIFICATION CAL.NH05A 7 3/4 Ligne Mechanical Movement Three Hands with Date 1. MOVEMENT DIMENSIONS · Outside diameter · Casing diameter · Total height
ψ17.50 mm ψ17.20 mm 5.92 mm (with dial support)
2. BASIC FUNCTIONS · Winding mechanism
· · · ·
Calendar Shock resistance Jewels Regulation hands unbalance
· Antimagnetic
3. TIME PERFORMANCE · Accuracy
Manual winding Automatic winding with ball bearing Both winding with one way clutch Date display with quick date correction Shock-absorber device for balance staff 21 jewels Second : Less than 0.11 µN·m ( 11 mg·mm ) Minute : Less than 0.75 µN·m ( 75 mg·mm ) Hour : Less than 1.00 µN·m ( 100 mg·mm ) DC : ≧ 4800 A / m
-35 ~ +55 second per day at normal temperature range 21,600 vibrations per hour More than 40 hours
· Vibration frequency · Duration time 4. HANDLING AND CORRECTIONS 1) Crown at normal position 2) Crown pulled out to 1st click 3) Crown pulled out to 2nd click 5. DIAL FIXED METHOD
Clockwise Counterclockwise Clockwise Counterclockwise Time setting
: Manual winding : Free : Free : Quick date correction
The dial is fixed by two dial leg holes with eccentric pins
6.FITTING FORCE FOR HANDS Second hand Minute hand Hour hand 7. CASING
: Less than 30 N : Less than 50 N : Less than 50 N
The movement is fixed by casing ring *1. Non-corresponding with Diver's watch
8. TEST OF ACCURACY · Equipment to be used · Duration of measurement
Witschi WATCH EXPERT (II) 20 seconds
* All specifications are subject to change without notice.
SII Products
Version: 1
Center post 中心柱位 Maximum height from main plate surface 與機芯平面之最大高度 Total height incl. movement 機芯總高度
Type M 一般針高
Hour wheel 時針輪
Type M 一般針高
Cannon pinion 分針輪(十反)
Center second pinion 秒針輪
