EX-TRAFIRE
®
75SD
Operator Manual, Revision T-52-14
PARAMETERS EX-TRAFIRE
®
75SD
Supply voltage (VAC) 3 x 400±15% (3 x 220±15%)
Frequency (Hz) 50/60
Maximum input current 80%-100% (A) 28�1 (38�6)
Maximum input power (kVA) 17�6 (14�7)
Open circuit voltage (VDC) 300
Rated output voltage (VDC) 170 (Extra-Boost 220 V)
Cutting current at 100% duty cycle (A) 75
Recommended cutting capacity (mm) 25
Maximum cutting capacity (mm) 35
Severance cutting capacity (mm) 35
Piercing capacity (mm) 20
Gouging capability (Kg/h) up to 8
Protection level IP23S
Isolation class H/F
Dimensions ( l x h x w ) (mm) 560 x 400 x 265
Weight (kg) 24
Gas pressure ( bar ) 5�5
Gas flow ( lpm) 270
It is recomended to unfold the cable, because of bigger heat generation if it‘s longer than 8 m�
10 minutes cutting
Duty cycle
Duty cycle is the percentage of time,
during a period of 10 minutes,
that the power supply can continuously cut�
The following diagram represents a duty cycle of 100%�
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