DEEW/TTWS/WMT-1/2012-13/20
01-09-2012 UNIT NO. 92.
ANSWERS TO THE QUESTIONNIRE FOR RECTIFIER TYPE ARC WELDING SETS, 400 Amps. 1.
Maker’s Name Model Rating 1.1. Type of Cooling for Rectifier 1.2. Rated input voltage & details of tapings provided for the variation in primary voltage Details of protection provided Max. Continuous hand welding current Min. Continuous hand welding current Max. Intermittent hand welding current 1.3. Type & size of electrodes that can be used Open circuit voltage Min.Welding load voltage Max.Welding load voltage (at max. welding Current) Deviations from IS:4559/93 (reaffirmed 2004) 1.4. Duty cycle on which the output of max. continuous hand welding current is claimed Type & range of welding current regulator Provided (stepless of step type)
For Dey’s Electrical Engineering Works
: M/S. Dey’s Electrical Engineering Works. : MS-400 : 400 Amps . : Forced Air Cooled : 440 Volts, 3 Phase, 50 Cycles with Tapping At 380 and 415 Volts. : Protections provided for overheating, Fan failure and Overloading on DC Side. : 400 Amps. : 50 Amps. : 400 Amps : 2.5-7.0 MM : 70/80 Volts. : 22 Volts. : 36 Volts. :
NO DEVIATIONS.
: 60% : MECHANICAL STEPLESS TYPE WELDING CURRENT REGULATOR IN TWO RANGE.
Full details portability along with detailed Dimensions.
Class of Insulation
: The whole Rectifier unit is mounted on two Cast Iron Rubber Tyred Wheel and one cast Iron wheel which is the front member being capable of swiveling by a draw bar for easy portability. L-1041MM,W-838MM,H-787MM(Approx) : “H” CLASS.
DEEW/TTWS/WMT-1/2012-13/20
01-09-2012
UNIT NOS. 93. ANSWERS TO THE QUESTIONNAIRE FOR RECTIFIER TYPE ARC WELDING SETS , 600 Amps. 1.
Maker’s Name Model Rating 1.1. Type of Cooling for Rectifier 1.2. Rated input voltage & details of tapings provided for the variation in primary voltage Details of protection provided Max. Continuous hand welding current Min. Continuous hand welding current Max. Intermittent hand welding current
For Dey’s Electrical Engineering Works
: M/S. Dey’s Electrical Engineering Works. : MS : 600 Amps . : Forced Air Cooled : 440 Volts, 3 Phase, 50 Cycle with Tapping At 380 and 415 Voltos. : Protections for provided overheating, Fan Failure and Overloading on DC Side. : 600 Amps. : 70 Amps. : 600 Amps
1.3. Type & size of electrodes that can be used Open circuit voltage Min.Welding load voltage Max.Welding load voltage (at max. welding Current) Deviations from IS:4559/93 (reaffirmed 2004) 1.4. Duty cycle on which the output of max. continuous hand welding current is claimed Type & range of welding current regulator Provided (stepless of step type)
Full details of portability along with detailed Dimensions
Class of Insulation
For Dey’s Electrical Engineering Works
: 3.25-10.0 MM : 70/80 Volts. : 22 Volts. : 44 Volts. :
NO DEVIATIONS.
: 60% : MECHANICAL STEPLESS TYPE WELDING CURRENT REGULATOR IN TWO RANGE. : The whole Rectifier Unit is mounted on two Cast Iron Rubber-Tyred wheels and one Cast Iron wheel which is the front member being capable of swiveling by a draw bar for easy portability. L-1067MM,W-864MM,H-787MM (Approx) ; “H” Class.
