Single Gun System Configuration // Dual Gun System Configuration1. Power/Control Unit 220/380/415/440 VAC 50/60 Hz2. NS 20N HD Welding Gun // (2)3. Ground Cable & Clamp // (2)4. Combination Cable // (2) Specificationsº¯¾Ðºñ(Transformer Rating) : 7600ampsÀÔ·ÂÀü¾Ð(Input voltage) : 220/380/415/440 VAC 50/60 Hz¿ëÁ¢½Ã°£¹üÀ§(Timing Control) : 0.02-1.5 seconds. stepless¿ëÁ¢Àü·ù¹üÀ§(Regulated Output) : 300-2500 amps. regulated¿ÜÇüÅ©±â(Case Dimensions) : 710W¡¿ 786H¡¿ 900D¹«°Ô(Weight) : 480Kg Duty Cycle(¿ëÁ¢È¿À²)Rated @ continuous operation(¿¬¼ÓÁ¶ÀÛ)1" (25mm) 10 per minute 3/8" (10mm) unlimited7/8" (22mm) 13 per minute 5/16" (8mm) unlimited3/4" (19mm) 20 per minute 1/4" (6mm) unlimited5/8" (16mm) 25 per minute 3/16" (5mm) unlimited1/2" (13mm) 30 per minute