Technical Specifications
Operating Instructions 878-M PREMIUM - 02.0 - 02/2018 7
2 Technical Specifications
2.1Characteristics
The Dürkopp Adler 878-M PREMIUM is a post bed sewing ma-
chine for double lockstitches.
General technical characteristics
• 1-needle or 2-needles machine
• Large vertical hook
• Transport: Bottom wheel feed with driven top roller, without
needle transport
• Programmable setting of the stitch length on control panel
with the possibility of differential between the top and bottom
feed.
• Programmable stroke adjustment of the top roller via stepper
motor
• Programmable top roller pressure via stepper motor
• Programmable, electronically regulated thread tension (ETT)
- on request
• Electronic handwheel (jog dial)
• Direct drive for all subclasses
• Safety snap-on coupling for preventing any misadjustment of
or damage to the hook in the event of a thread jamming
• Automatic wick lubrication for machine and hook
• Maximum passage with lifted the top roller: 13 mm
• Electromagnetic thread cutter (length of remaining thread
approx. 10 mm)
• Keypad on the machine arm and favorite button for quick
functions
• Thread monitor for the hook thread - on request
2.2Declaration of Conformity
The machine complies with the European regulations specified in
the Declaration of Conformity or in the Declaration of Incorporation.
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