Motor.pulley.and.sewing.speed - JUKI LZ-271 Manual De Instrucciones

(Fig. 40)
19. MOTOR PULLEY ANd SEWING SPEEd
1) Use a single-phase, 200 W, AC clutch motor.
2) Use an M type V belt.
3) The following table shows the relationship among the motor pulley and the
sewing speed.
Sewing
Model
speed
1,700
sti/min
LZ-271
2,000
sti/min
(Caution) The effective diameter of the motor pulley is obtained by sub-
tracting 5 mm from the outside diameter.
41
Effective
Number Fre-
diameter of
of poles quency
handwheel
50 Hz
60 Hz
φ 67.4 4
50 Hz
60 Hz
– 17 –
5/64"
Rotational Effective
speed of diameter of
motor motor pulley
1430 rpm φ 80
1715 rpm φ 65
1430 rpm φ 95
1715 rpm φ 80