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TECNA® Portable Spot Welding Guns
Spot Welding Guns Available in AC & MFDC
Top-of-the-line, self-contained suspended production spot welding guns with integrated transformers and digital weld controls available in C and Scissor Style.
AC Portable
Spot Welding Guns
Available in 16 - 75 kVA
- Convenient trigger handle initiation with weld / no weld feature to permit closing tips without welding
- Retraction stroke air cylinder for wider tip opening
- Speed control adjustment on air valve
- Gyro-suspension allows 360 degrees rotation in (3) planes for total maneuverability
- Safety earth leakage detector protection circuit replaces old-style primary line contactors and provides security
- Handle can be reversed for special applications
TECNA C-Style Portable Spot Welding Transgun (23 kVA)
Model 3323
- 23 KVA
- 480v / 60 Hz/ Single Phase
- 21,000 short circuit secondary amperes
- Stationary J-arm & moving arm
- Combination air filter & pressure regulator with gauge
- Built-in TE-300 Microprocessor Type Welding Control with water cooled SCR firing contactor, operator ground fault protection, and dual schedule capability.
- Unit comes with 21′ length power cable, air and water hoses
- Spring balancer is provided for overhead suspension of weld gun
TECNA Scissor Style Portable Spot Welding Transgun (38 kVA)
Model 3327
- 38 KVA
- 480v / 60 Hz/ Single Phase
- 30,000 short circuit secondary amperes
- 10″ – 41″ throat depth available
- Combination air filter & pressure regulator with gauge
- Built-in TE-450 Microprocessor Type Welding Control with water cooled SCR firing contactor, operator ground fault protection, and 63-schedule capability.
- Unit comes with 21′ length power cable, air and water hoses
- Spring balancer is provided for overhead suspension of weld gun
TECNA Scissor Style Portable Spot Welding Transgun (23 kVA)
Model 3322
- 23 KVA
- 480v / 60 Hz/ Single Phase
- 20,000 short circuit secondary amperes
- 7″ – 32″ throat depth available
- Combination air filter & pressure regulator with gauge
- Built-in TE-300 Microprocessor Type Welding Control with water cooled SCR firing contactor, operator ground fault protection, and dual schedule capability
- Unit comes with 21′ length power cable, air and water hoses
- Spring balancer is provided for overhead suspension of weld gun
| ITEM | 3321 | 3322* | 3323* | 3324 | 3327* | 3328 | 3020 | 3024 | 3032 | 3040 | 3154 | 3160 | 3166 | 3156 | 3162 | 3168 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Previous model # | LTG-3321 | LTG-3322 | LTG-3323 | LTG-3324 | LTG-3327 | LTG-3328 | LTG-3020 | LTG-3024 | LTG-3032 | LTG-3040 | LTG-3154 | LTG-3160 | LTG-3166 | LTG-3156 | LTG-3162 | LTG-3168 | |
| Gun type | Scissor | Scissor | C | Scissor | Scissor | Scissor | C | C | C | C | Scissor | Scissor | Scissor | Scissor | Scissor | Scissor | |
| Nominal power at 50% | kVA | 16 | 23 | 23 | 23 | 38 | 38 | 32 | 36 | 53 | 60 | 53 | 60 | 75 | 53 | 60 | 75 |
| Short circuit current | kA | 16 | 21 | 21 | 16.5 | 27 | 22.5 | 20 | 22.8 | 26.5 | 30 | 26 | 30 | 32.5 | 26 | 30 | 32 |
| Thermal current 100% | A | 4.000 | 4.250 | 4.250 | 4.250 | 5.400 | 5.400 | 4 | 4 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 |
| No load secondary voltage | V | 2.8 | 3.8 | 3.8 | 3.8 | 5 | 5 | 5.6 | 6.3 | 7.1 | 8 | 7.1 | 8 | 10 | 7.1 | 8 | 10 |
| Supply voltage 60 Hz (50 Hz and 220 V available by request ) | V | Available in 220 and 480 | 480 | 480 | 480 | 480 | 480 | 480 | 480 | 480 | 480 | 480 | 480 | 480 | |||
| Delayed fuses 220V | A | 58 | 72 | 72 | 72 | 145 | 145 | 114 | 114 | 181 | 227 | 181 | 227 | 272 | 181 | 227 | 272 |
| Delayed fuses 440V | A | 30 | 36 | 36 | 36 | 72 | 72 | 57 | 57 | 90 | 113 | 90 | 113 | 136 | 90 | 113 | 136 |
| Arms spacing / Arm Centerline Distance | in (mm) | 6.5 (165.1) | 6.5 (165.1) | 4.72 (119.9) | 8.9 (226.1) | 6.1 (154.9) | 11 (279.4) | 5.5 (139.7) | 5.5 (139.7) | 5.8 (147.3) | 5.8 (147.3) | 8.6 (218.4) | 8.6 (218.4) | 8.6 (218.4) | 12.3 (312.4) | 12.3 (312.4) | 12.3 (312.4) |
| Compressed air supply | psi | 94 | 94 | 94 | 94 | 94 | 94 | 116 | 116 | 116 | 116 | 8.6 | 8.6 | 8.6 | 12.3 | 12.3 | 12.3 |
| Control (built-in) | Built-in Microprocessor Type Welding Control with water cooled SCR firing contactor and operator ground fault. Standard Dual Schedule and Multi-Schedule models with constant current feature are available. |
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| Spring balancer sized for model and arm length | |||||||||||||||||
| (*) denotes Typically in stock | |||||||||||||||||
MFDC Portable
Spot Welding Guns
Available in 50 - 90 kVA
- Convenient trigger handle initiation with weld / no weld feature to permit closing tips without welding
- Retraction stroke air cylinder for wider tip opening
- Speed control adjustment on air valve
- Gyro-suspension allows 360 degrees rotation in (3) planes for total maneuverability
- Safety earth leakage detector protection circuit replaces old-style primary line contactors and provides security
- Handle can be reversed for special applications
- External control
TECNA Scissor Style MFDC Portable Spot Welding Transgun (50 kVA)
Model 3230
- Scissor style gun
- 50 kVA at 50%
- Max Force: 854 @ 87 psi
- Short Circuit Current: 19 kVA
- Gap: 6 inches
TECNA C-Style MFDC Portable Spot Welding Transgun (50 kVA)
Model 3233
- C-style gun
- 50 kVA @ 50%
- Max Force: 674 @ 87 psi
- Short Circuit Current: 25 kA
- 2,674 lbf max electrode force
TECNA Scissor-Style MFDC Portable Spot Welding Transgun (56 kVA)
Model 3176
- Scissor-style gun
- 56 kVA @ 50%
- Short Circuit Current: 25 kA
- Arms Gap: 8.07″
- Water-cooled
- 764 lbf max electrode force @ 87 psi
TECNA C-Style MFDC Portable Spot Welding Transgun (56 kVA)
Model 3062
- C-style gun
- 56 kVA @ 50%
- Short Circuit Current: 25 kA
- Water-cooled
- 843 lbf max electrode force @ 87 psi
TECNA C-Type MFDC Portable Spot Welding Transgun (90 kVA)
Model 3066
- C-type gun
- 90 kVA @ 50%
- Water-cooled
- 1,045 lbf max electrode force @ 87 psi
TECNA Scissor-Style MFDC Portable Spot Welding Transgun (56 kVA)
Model 3177
- Scissor-style gun
- 56 kVA @ 50%
- Short Circuit Current: 25 kA
- Water-cooled
- Arms Gap: 10.4″
- 764 lbf max electrode force @ 87 psi
TECNA Scissor-Style MFDC Portable Spot Welding Transgun (90 kVA)
Model 3183
- Scissor-style gun
- 90 kVA @ 50%
- Short Circuit Current: 25 kA
- Arms Gap: 10.4″
- Water-cooled
- 764 lbf max electrode force @ 87 psi
TECNA Scissor-Style MFDC Portable Spot Welding Transgun (90 kVA)
Model 3184
- Scissor-style gun
- 90 kVA @ 50%
- Arms Gap: 12.3″
- Water-cooled
- 1,450 lbf max electrode force @ 87 psi
| ITEM | 3062 | 3176 | 3177 | 3183 | 3184 | 3230 | 3233 | |
|---|---|---|---|---|---|---|---|---|
| Gun type | C | Scissor | Scissor | Scissor | Scissor | Scissor | C | |
| Nominal power at 50% | kVA | 56 | 56 | 56 | 90 | 90 | 50 | 50 |
| Short circuit current | kA | 25 | 25 | 25 | 25 | 25 | 19 | 25 |
| Voltage | V | 3 Phase, 480V | 3 Phase, 480V | 3 Phase, 480V | 3 Phase, 480V | 3 Phase, 480V | 3 Phase, 480V | 3 Phase, 480V |
| Arms spacing / Arm Centerline Distance | in (mm) | 6.5 (165.1) | 6.5 (165.1) | 4.72 (119.9) | 8.9 (226.1) | 6.1 (154.9) | 11 (279.4) | 5.5 (139.7) |
| Control (built-in) | Control switches on the handle enable selection of two welding programs as well as activation of the retraction feature. Earth leakage switch with 30 mA safety control. |
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| Spring balancer sized for model and arm length | ||||||||