Thyristor Welding Rectifier

Vulcal forced air cooled, Welding Rectifiers, designed to provide DC welding current. They are bulit using state-of-art solid state technology and designed to meet the strigent demands of high quality welding from today's fabrication industries inculding nuclear power plants, chemical process plants, offshore works, defense, steel plants, thermal power plants, mining and structural fabrications etc.

Salient Features :

• Real Vertical Characteristics.
• Stable Arc with easy droplet transfer.
• 'Hot Start' facility
• Electronically Controlled 'Anitistick'
• Remote Control Uniy
• Protection against H.F. Interference and Thermal run away.
• Superb Welding performance
• Reliable and Tropical Design

Specifications

Model	WR20TH	WR30TH	WR40TH	WR60TH
Input Supply	415 Volts 3 Phase, 50 Hz, AC	415 Volts 3 Phase, 50 Hz, AC	415 Volts 3 Phase, 50 Hz, AC	415 Volts 3 Phase, 50 Hz, AC
Open Circuit Voltage (Max.)	80 Volts, DC	80 Volts, DC	95 Volts, DC	95 Volts, DC
Welding Current Range	10-200 Amps. DC	10-300 Amps. DC	10-400 Amps. DC	10-600 Amps. DC
Max welding Current @60% Duty Cycle	200 Amps	300 Amps	400 Amps	600 Amps
Rating (KVA)	12 KVA	17 KVA	22 KVA	40 KVA
Current Regulation Type	Stepless
Insulation	Class 'H'
Cooling	Forced Air Cooled
Dimension (L x W x H) (M.M.)	790 x 310 x 690	890 x 390 x 790	890 x 390 x 790	970 x 460 x 830
Weight (Approx.)	95 Kgs.	130 Kgs.	140 Kgs.	180 Kgs.

Note : Due to policy of continuous improvements, we reserve the right to modify the equipment and change specifications without prior notice.