Welding transformer, high-current transformer, transformer; for spot welding machines, resistance we

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 power at 50% duty cycle: 210 kVA Secondary voltage: 7 - 10.5 volts (adjustable in 4 steps via terminal connectors on the transformer) Primary connection: 380 volts, 50 Hz (three-phase) Consisting of three transformers – single transformer data: Power at 50% duty cycle: 70 kVA Secondary voltage: 7 - 10.5 volts (adjustable in 4 steps via terminal connectors on the transformer) Secondary current at 50% duty cycle: 6.7 kA Primary connection: 380 volts, 50 Hz (two-phase) Cooling water requirement per transformer: 4 liters/min. Insulation class: F - Water-cooled transformer - Water-cooled rectifier block mounted on the secondary side - Direct current power output connection via contact surfaces 50x50 mm, thread M20x1.5 mm - Temperature monitoring at each rectifier element and each transformer coil - Connection cable: 7 cores, cross-section 50 mm², approx. 6 m long Overall dimensions (W x H x D): 700 x 710 x 440 mm Total weight: 480 kg In good condition
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