Hypertherm Powermax30 AIR Manuel De Service page 223

Chronogramme pour démarrage de la torche
Start signal (torch trigger) ON/OFF
(control board Start LED ON/OFF)
Internal compressor ON/OFF
Pilot arc IGBT ON/OFF
Gas solenoid ON/OFF
Inverter output ON/OFF
Control board Transfer LED ON/OFF
(system is cutting)
Powermax30 AIR Manuel de service 808852
Compressor Gas
pressurizes solenoid opens
Idle (350 ms) (15 ms)
Inverter on Transfer
until pilot arc (when work lead Cutting
established current > 0.4 A) (steady state)
Pilot arc current = 15 A
Transfer threshold: 1.6 A
9 – Schémas de câblage
Torch
trigger released Idle
Postflow
(5–20 seconds)
Postflow
(5–20 seconds)
User-set current
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