EX-TRAFIRE
®
45SD
Operator Manual, Revision T-5
2-13
Specifications: plasma arc power supply EX-TRAFIRE
®
45SD, 3- phase
Open circuit voltage (U
0
)
308 VDC
Output characteristic*
*
Curve is defined as the output voltage versus output current
Drooping
Input voltage (U
1
)
3x 400 VAC ± 15%
Rated output current (I
2
)
20–45 A
Standard rated output voltage (U
2
)
80%
145 VDC
cutting current at duty cycle (I
2
)
45 A
40 A
80%
100%
Maximum input power
6�48 kVA
Duty cycle (X*) at 40º C at rated conditions (U
1
, I
1
, U
2
, I
2
)
*X=Ton/Tbase,
Ton = time, minutes
Tbase =10 minutes
U
1rms
80%
Operating temperature
−10º – +40º C
Rated AC phases (PH) and line frequency (Hz)
Model CE
3 PH / 50-60 Hz
Rated input voltage (U
1
), rated input current (I
1
) and
effective input current (I
1eff
*) at rated output voltage
(U
2
) and rated output current (I
2
) - for cutting only�
* I
1eff
= (I
1
) √X used to determine rating of power cord�
eff = effective
rms = root mean square
I
1rms
I
1eff
16�2* A
14�4* A
This equipment conforms to IEC 60974-1, IEC 60974-10
Isolation class
F
IP Code – Degree of protection provided by enclosure
IP23S*
IP – “International Protection”
2 – No ingress foreign objects ≥ 12�5 mm
3 – No harmful ingress spraying water�
S – fan stationary during water test�
*WARNING: ! DO NOT OPERATE IN RAIN !
Toppling, tilting ( with or without Wheel kit)
Up to 15º incline
Gas type
Air
Nitrogen
Gas quality specification
Recommended Air quality:
ISO 8573-1 Class 1�2�2�
Air max� particle size:
0�1 microns, class 1
ref� to ISO 8573
Air max� oil: 0�1 mg / m3,
class 2 ref�: ISO 8573
Air max� dewpoint: +3° C,
class 4 ref� to ISO 8573
Purity ≥ 99�99%
Gas quality
Clean, moisture-free, without oil
Gas input pressure and flow
max� 10 bar/145 psi 90 l/min
Operation modes
cutting, grid cutting, gouging
Dimensions ( l x h x w ) (mm)
469�9 x 228�6 x 177
Weight (kg)
12�7