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Microstepping MForce PowerDrive Manual Revision R040507
WARNING! DO
NOT connect
or disconnect
power leads
when power is applied!
Disconnect the AC power
side to power down the
DC power supply.
Example C – Cabling 50 Feet or Greater, AC Power to Power Supply
Figure 2.2.4: AC To Full Wave Bridge Rectifier, Cabling over 50 Feet
Figure 2.2.5: AC Cabling - 50 Feet or Greater - AC To Power Supply
Shield to Earth Ground
on Supply End Only
P Type RFI Filter
r Required Current
Transformer - 10 to 28 VAC RMS for 48 VDC Systems
20 to 48 VAC RMS for 75 VDC Systems
Full Wave Bridge
+
-
Shielded Twisted Pair
Cable Length
as required
NOTE:
Connect the cable illustrated
in Figure 2.2.2 to the output of
the Full Wave Bridge
Example B: AC Power to Full Wave Bridge Cabling Over 50 Feet
Shield to Earth Ground
on Supply End Only
P Type RFI Filter
r Required Current
120 or 240 VAC
Dependent on
Power Supply
Power Supply
+
-
DC Volts Out
Shielded Twisted Pair
Cable Length
as required
NOTE:
Connect the cable illustrated
in Example A to the output of
the Power Supply
MForce PowerDrive Recommended Power Supply Cable AWG
1 Amperes (Peak) 3 Amperes (Peak)
Length (Feet) 10 25 50* 75* 100* Length (Feet) 10 25 50* 75* 100*
Minimum AWG 20 20 18 18 16 Minimum AWG 18 16 14 12 12
2 Amperes (Peak) 4 Amperes (Peak)
Length (Feet) 10 25 50* 75* 100* Length (Feet) 10 25 50* 75* 100*
Minimum AWG 20 18 16 14 14 Minimum AWG 18 16 14 12 12
*Use the alternative methods illustrated in examples B and C when cable length is ≥ 50 feet. Also, use the same
current rating when the alternate AC power is used.
Table 2.2.1: Recommended Wire Gauges