Water Cooled, Air and Foot Operated Rocker Arm and Press Type
 Model 4626NA Vertical Press |
50 KVA Spot Welder Features:
|
 Model 4622NA Rocker-Arm |
 Model 4603NA Water-Cooled Foot Rocker |
Rocker Arm Spot Welder Features:
|
 Model 4608NA Water-Cooled Air Rocker |
SPECIFICATIONS: MODELS LTR 4622NA & 4626NA |
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| MODEL | LTR 4622NA | LTP 4626NA |
| KVA RATING @ 50% DUTY CYCLE: | 50 KVA | 50 KVA |
| MAXIMUM SHORT CIRCUIT CURRENT (A): | 21,400 A | 17,900 A |
| SECONDARY VOLTAGE (V) NO LOAD: | 6.3 V | 6.3 V |
| FORCE RATINGS Maximum Throat Minimum Throat |
472 lbs. 955 lbs. |
674 lbs. ———– |
| ELECTRICAL CONNECTIONS*DUAL VOLTAGE | 220V – 440V / 1 / 60 | 220V – 440V / 1 / 60 |
| RECOMMENDED CABLE For not more than 5% voltage drop in 100 ft. |
220V/1 PH 440V/1 PH 4/0 AWG 1 AWG |
|
| FUSE RATING (Long Delay Type) | 150A | 80A |
| WELDER CONTROL: | Built-in digital solid state microprocessor control with LED display and indicators. Parameters include squeeze, weld, hold, off times, dual currents, pulsation, upslope and single spot or auto repeat functions. Features weld current compensation. Phase shift adjustable from 20% to 100%, weld time adjustable from 1 to 99 cycles to allow precision welding. Uses a maintenance-free SCR contactor. | |
| ELECTRIC FOOTSWITCH INITIATION: | Machines come standard with one dual stage electric footswitch with a second footswitch receptacle for dual current operation. | |
| FEATURES: | Combination air filter and pressure regulator with gauge. Lubrication-free air cylinder. Shaft of hard chrome plated steel for high production and long life. Standard high-lift retraction stroke air cylinder on vertical press type provides extra tip clearance. 3″ maximum opening. Standard adjustable throat depth on rocker arm type permits adjustment from 11″ to 25-5/8″. Adjustable stroke. | |
| ARM DIAMETER: | 2″ Diameter | |
| ELECTRODE HOLDERS: | 1″ Diameter | |
| ELECTRODE TIPS: | #2 Morse Taper / #5 RWMA | |
| DISTANCE BETWEEN ARMS: | 11″ (280 mm) | |
| NET WEIGHT: | Rocker Arm: 424 lbs. Vertical Press: 440 lbs. | |
| SPECIFICATIONS: MODELS LTR 4603NA & LTR 4608NA | ||
| TRANSFORMER: | Water Cooled, Dual Voltage Compact High-Output Type | |
| KVA RATING: @ 50% Duty Cycle: Maximum Short Circuit |
20 KVA 40 KVA |
|
| SECONDARY CURRENT (A) Short Circuit: | 15,000 | |
| SECONDARY VOLTAGE (V): | 2.75 – 3.8 | |
| ELECTRICAL CONNECTIONS: | 220V-440V / 1 PHASE / 60 Hz | |
| RECOMMENDED CABLE: For not more than 5% Voltage drop in 100 feet |
220 V 1 AWG |
440 V 6 AWG |
| FUSE RATING: | 70A | 40A |
| WELDER CONTROL: | Built-in digital solid state microprocessor control with LED display and indicators. Parameters include squeeze, weld, hold, off times, dual currents, pulsation, upslope and single spot or auto repeat functions. Features weld current compensation. Phase shift adjustable from 20% to 100%, weld time adjustable from 1 to 99 cycles to allow precision welding. Uses a maintenance-free SCR contactor. | |
| INITIATION: | Foot rockers (4603) uses manual footswitch. Air rocker comes standard with one dual stage electric footswitch with a second footswitch receptacle for dual current operation. | |
| ELECTRODE HOLDERS: | 1″ Diameter | |
| ELECTRODE TIPS: | #2 MT / #5 RWMA | |
| DISTANCE BETWEEN ARMS: | 4603NA: 8-5/8″ 4608NA: 9″ | |
| STROKE ADJUSTMENTS: | LTR 4603NA: Min. throat: 0″ to 1-5/8″ Max throat: 0″ to 3-1/4″ LTR 4608NA: Min. throat: 0″ to 1-3/4″ Max throat: 0″ to 4″ |
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| WEIGHT: | 4603NA: 268 lbs. | 4608NA: 270 lbs. |
