Hypertherm Powermax1650 Service Manual - Manual (Page 71)

6-2 powermax1650 Service Manual
0
Torch Lead Length(feet)
50
50
tdelay (msec)
Time Constant
(msec)
250
1. 200ms DELAY IS FOR TORCH LEAD
PRESSURIZATION.
2. CURRENT (I) VALUES SHOWN FOR 100A UNIT.
t=0
1
0
Start
t
Start
0
1
2ms
Debounced
Arc
0
Pilot
1
2ms
Digitized
XFR signal
Enable
Inverter
0
1
3ms
(INV_EN)
Icommand
0
30A
3ms
Setpoint
10
0
21.5
13ms
Ipilot
(Amps)
Gas
0
1
Postflow
60
Pcritical(15)
at Torch
(psi)
Gas Pressure
Time
x
Consumable
Re-Seat
0
225
Voltage
Arc
(volts)
~ ~ 10ms
typ
250
1.6
30
I Setpoint
0
(amps)
I Work Lead
30.0sec
NORMAL MODE
1ms
30
160
210
0.4
21.5A
valid
3ms
tdelay
0
1 If >5.0 sec
pilot arc time out
XFR signal
Digitized
in DSP and
Switch
Constant
Machine Motion
13ms
2.17A/ms
2.17A/ms
>200 ms
1.
013353 ELEC SCHEM:100A TMG
1 OF 2
A