Lincoln Electric IM936 manual Recommended Input Wire and Fuse Sizes, Temperature Ranges

A-2				INSTALLATION					A-2
			RECOMMENDED INPUT WIRE AND FUSE SIZES
		For all Stick, DC TIG, and Balanced AC TIG Welding				For Unbalanced AC TIG Welding Above 275 Amps:
		at 375A/40% Duty Cycle with out Standard Power				350A/40% Duty Cycle, Auto-Balance Penetration with
			Factor Correction Capacitors			out Standard Power Factor Correction Capacitors
		Based on the 1999 U.S. National Electrical Code				Based on the 1999 U.S. National Electrical Code
			Input	Type 75°C	Type 75°C			Type 75°C	Type 75°C
	Input	Fuse	Ampere	Copper Wire in	Copper	Fuse	Input	Copper Wire in	Copper
	Voltage /	(Super Lag)	Rating	Conduit AWG	Ground Wire in	(Super Lag)	Ampere	Conduit AWG	Ground Wire in
	phase/	or Breaker	Rating on	(IEC) Sizes	Conduit AWG	or Breaker	Rating	(IEC) Sizes	Conduit AWG
				40°C (104°F)				40°C (104°F)
	Frequency	Size1	Nameplate	Ambien	(IEC) Sizes	Size1		Ambient	(IEC) Sizes
	220-230/1/50/60	150	119	3 (26.7 mm2)	6 (13.3 mm2)	150	118	3 (26.7 mm2)	6 (13.3 mm2)
	380-400/1/50/60	110	69	4 (21.2 mm2)	6 (13.3 mm2)	110	68	4 (21.2 mm2)	6 (13.3 mm2)
	415/1/50/60	110	63	4 (21.2 mm2)	6 (13.3 mm2)	110	62	4 (21.2 mm2)	6 (13.3 mm2)

Height	Width	PHYSICAL DIMENSIONSepth		Weight
31.0 in.	22.0 in.		26.0 in.	507 lbs.
787 mm	559 mm		660 mm	230 kgs.

TEMPERATURE RANGES

OPERATING TEMPERATURE RANGE

-20°C to +40°C (-04° to +104°F)

STORAGE TEMPERATURE RANGE

-40°C to +85°C (-40° to +185°F)

TRANSFORMER INSULATION CLASS 180°C (H)

1ALSO CALLED ‘INVERSE TIME" OR "THERMAL/MAGNETIC " CIRCUIT BREAKERS; CIRCUIT BREAKERS WHICH HAVE A DELAY IN TRIPPING ACTION THAT DECREASES AS THE MAGNITUDE OF CURRENT INCREASES.

PRECISION TIG 375