Varilni transformator, visoko tokovni transformator, transformator; za točkovne varilne stroje, upor

ELREX 3x ET70.0.G

Welding transformer, high-current transformer, transformer
for spot welding machines, projection welding machines, seam welding machines
ELREX type 3x ET70.0.G
Serial no. Year of manufacture approx. 1990
Consisting of three water-cooled transformers with water-cooled rectifier block
Performance data:
Total output at 50% duty cycle: 210 kVA
Secondary voltage: 7 - 10.5 volts (adjustable in 4 steps via terminal connections on the transformer)
Primary connection: 380 volts, 50 Hz (three-phase)
Consisting of three transformers – individual transformer data:
Output at 50% duty cycle: 70 kVA
Secondary voltage: 7 - 10.5 volts (adjustable in 4 steps via terminal connections on the transformer)
Secondary current at 50% duty cycle: 6.7 kA
Primary connection: 380 volts, 50 Hz (two-phase)
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Water cooling requirement per transformer: 4 l/min
Insulation class F
- Water-cooled transformer
- Water-cooled rectifier block on the secondary side.
- DC power output connected via contact surfaces 50x50mm with thread M20x1.5mm
- Temperature monitoring on each rectifier element and each transformer coil
- Connection cable: 7-core, 50 mm² cross-section, approx. 6 m length
Overall dimensions (WxHxD): 700 x 710 x 440 mm
Total weight: 480 kg
Good condition

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