NEW TECNA 4644 – Foot Operated 25 KVA Rocker Arm Spot Welder

WSI-SELECT – In-Stock and For Sale at Weld Systems Integrators

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NEW TECNA 4644 WSI Serial #: E0220039

NEW TECNA 4644 – foot-operated 25 kVA rocker arm spot welder [ WSI stock / serial #: E0220039 ] IN-STOCK and FOR SALE at Weld Systems Integrators.

Simple, fast setup and operation, with easy adjustment
220 or 440V – dual-voltage welder works from 208-480, anywhere in your plant
Arms easily slide in and out for small and large parts
Access hard-to-reach welds with built-in angle / straight tip holders
Easy-to-program weld controls

WSI maintains an IN-STOCK inventory of new and used resistance welding equipment at our Warrensville Heights, Ohio location for quick shipment and delivery. Contact our knowledgeable sales team at 844-WSI-WELD or +1-216-475-5629 for immediate assistance.

EQUIPMENT QUOTE

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Please submit the following form to request additional information.

Enter WSI Serial #: E0220039 on the following quote request form.

If you have any questions on WSI Select – IN-STOCK equipment available from Weld Systems Integrators, please call 844-WSI-WELD or +1-216-475-5629 and ask to speak with a WSI Engineer.

TE101 control, mounted on the front of the machine, allows the operator to view data while welding.
Air pressure gauge, regulator knob, and speed controls are mounted at the top of the machine for easy monitoring and adjustment.
Water-cooled transformer, arms, and electrodes. Epoxy resin-coated transformer for maximum protection.
Adjustable electrode stroke enables access to a greater range of parts.
Chromium-copper electrode holders are designed for long life and heavy-duty service. It may be mounted at 12° and 90° positions in the arm. Optional Universal-Style arms are available exclusively from WSI for 1″ diameter electrode holders, and for mounting the electrode holders at 30° and 90°.
Adjustable throat depth enables maximum flexibility.
Ergonomic frame for long-term operation in production environments.
WSI exclusive standard low-profile lower holder enables accessing parts as small as 3″ diameter.
Single foot pedal (standard). Additional foot pedal (optional part #73070) on base allows mounting both foot pedals on a joint base.
PINCH POINT SAFETY OPTION: WSI-supplied TECNA rocker arm spot welders can be available with UNITROL Soft Touch Safety for pinch point protection.

SPECIFICATIONS	TECNA 4644
WSI stock / serial number	E0220039
Foot or air-operated	FOOT
Power @ 50% duty cycle	25 kVA
Max power	55 kVA
Secondary voltage	4.6 V
Maximum Short Circuit Current	14500 A
Thermal current @ 100%	3.8 kA
Supply voltage (@ 60Hz)*	Dual Voltage 220 / 440 V
Delayed fuses @ 220 VAC	100 A
Delayed fuses @ 440 VAC	50 A
Primary cables (up to 30m)	0.03 in. (16 mm2)
Insulation class	F
Compressed air supply	–
Air consumption per 1000 spots @ 94 psi (650 kP / 6.5 bar)	–
Arm minimum length	15.0 in. (380 mm)
> Max electrode force @ 94 psi (6.5 bar)	330 lbs. (150 daN)
> Working stroke	0.4 – 2.4 in. (10 – 60 mm)
Arm maximum length	27.6 in. (700 mm)
> Max electrode force @ 94 psi (6.5 bar)	176 lbs. (80 daN)
> Working stroke	0.6 – 4.1 in. (15 – 105 mm)
Short circuit current with arms @ max length	10.5 kA
Water cooling @ 36 psi (250 kP / 2.5 bar)	1 gpm (3.8 lpm)
Minimum water pressure	36 psi (2.5 bar)
Aerial noise produced	70 dB (A)
Measured conditions
Working stroke	0.79 in. (20 mm)
Welding time	20 cycles
Welding current	11 kA
Working rating (welds per minute)	10 # / min.
Net weight	326 lbs. (148 kg)
Arms	40 in. (1016 mm)
Electrode holders	0.87 in. (22 mm)
Electrode taper size	4RW/1MT