Fronius DeltaSpot, Operating Instructions/Spare Parts List

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73
EN
Technical data
Special voltages For devices designed for special voltages, the technical data on the rating plate applies.
TR unit
DeltaSpot spot
welding gun
Transformer 250 kVA MF trans-
former 130 kVA MF trans-
former
Nominal output 250 kVA 130 kVA
Mains voltage 500 V 500 V
Frequency 1000 Hz 1000 Hz
Transformation ratio 38 55
Open-circuit DC voltage U
d0
12.48 V 9 V
Continuous direct current I
d
9.5 kA 6.5 kA
Primary continuous current I
1P
250 A 118 A
Cooling water consumption > 8.0 I/min > 8.0 l/min
Cooling water temperature max. 30°C max. 30°C
Differential pressure at 8.0 l/min (2.11 gal/
min) < 1.6 bar < 1 bar
Current measuring coil 150 mV/kA 150 mV/kA
Temperature monitor NC (transformer) 1 x 140 °C 1 x 150 °C
Temperature monitor NC (rectifier) 1 x 80 °C 1 x 80 °C
Insulation class F F
Weight 29 kg 20 kg
Spot welding gun C70 C300 X350 X500 X750
Gun force 6 kN 8 kN 7 kN 5 kN 3 kN
Cooling water quantity /
head arm > 4.0 l/min
> 1.06 gal/
min > 4.0 l/min
> 1.06 gal/
min > 4.0 l/min
> 1.06 gal/
min > 4.0 l/min
> 1.06 gal/
min > 4.0 l/min
> 1.06 gal/
min
Cooling water tempera-
ture max 30 °C
max. 86 °F max. 30 °C
max. 86 °F max 30 °C
max. 86 °F max 30 °C
max. 86 °F max 30 °C
max. 86 °F
Throat depth 70 mm
2.8 in. 300 mm
11.81 in. 350 mm
13.78 in. 500 mm
19.7 in. 750 mm
29.53 in.
Gun weight The total weight is shown on the rating plate on the spot welding
gun
Component Weight
Main body (4,300,001) 22.1 kg / 48.7 lb.
Welding gun body X350 (44,3000,0050) 61.2 kg / 134.9 lb.
Welding gun body X500 (44,3000,0001) 65.7 kg / 144.8 lb.
Welding gun body X750 (44,3000,0032) 75.9 kg / 167.3 lb.
Welding gun body C70 (44,3000,0059) 63.6 kg / 140.2 lb.
Welding gun body C300 (44,3000,0046) 69.7 kg / 153.7 lb.
Installation kit 250 kVA X-Gun (4,100,693) 27.2 kg / 60.0 lb.