SunStar KM-640BL-7 - Machine Specifications; Sewing Machine Model Details; Servo Motor Specifications; 470 Motor Specifications

1) Sewing machine
KM-640BL-7: Long arm type, one-needle, upper & lower feed lock stitch machine with automatic thread trimmer with large hook
KM-640BL: Long arm type, one-needle, upper & lower feed lock stitch machine with large hook
8
1
Specification
Speed
Max stitch length
Needle
Thread take-up stroke
Needle bar stroke
Presser foot stroke
Manual
Auto
Hook
Usage
Model Name
Item
KM-640BL-7
KM-640BL
Max 2,000 SPM Max 2,500 SPM
Max 9mm
DP×17 #22, DB×1 #22
73mm
38mm
2∼5.5mm
7mm
16mm
Vertical rotation hook
Heavy materials
2) Servo motor
MODEL
SC55-1A
SC55-2A
SC55-3A
VOLT
1 Phase 110V
1 Phase 220V
3 Phase 220V
WATT
550W
550W
550W
HERTZ
50/60 Hz
50/60 Hz
50/60 Hz
3) 470 motor
MODEL
PM470
PHASE HERTZ VOLT
Presser foot
ascending
amount