Hypertherm PHC Sensor - Manual (Page 17)

Section 1: Overview 17
Standard Lifter Assembly
Electrical
Motor .......................................................................................+ 24 Vdc, 3 Amps
Motor brake …………………………………………...................+ 24 Vdc ½ Amp
Limit switches...........................................................................not used – hard stop limit detection
Breakaway switch ……..……………………………..................+ 12 Vdc proximity
Lifter Control Function
Motordrive...............................................................................DC full bridge, PWM chopped current source
Lifter speed feedback.............................................................Motor voltage
Maximum lifter speed..............................................................200 inches (508 cm) per minute
Maximum lifter stroke..............................................................6- inches (152 mm)
Maximum lifter load 10 pounds
Figure 4: Lifter Assembly
Torch magnetic
breakaway
All cable connections
exit top cover
All lifter components, including
motor and brake, are fully
enclosed