TECNA 33498 single-phase resistance welding transformer — 160 kVA at 50% duty, 400 V / 50 Hz primary (other voltages on request). Water-cooled with epoxy-coated windings, 4 secondary voltage taps (7.1–10.0 V).
The TECNA 33498 is a single-phase resistance welding transformer rated at 160 kVA (50% duty cycle). It uses a fully water-cooled core with epoxy casting-resin coated windings, and is supplied with a standard 400 V / 50 Hz primary — other primary voltages and frequencies, including US 480 V / 60 Hz, are available on request. Manufactured to ISO 5826.
Part of the TECNA single-phase transformer range; related models in the same family include 33518, 33415, 33517, 32997.
| Weight | 487 lbs |
|---|---|
| Product Type | |
| Phase | Single-Phase |
| Nominal Power 50% (kVA) | 160 |
| Primary Supply U1 / Frequency | 400 V / 50 Hz (other voltages/frequencies on request) |
| Pri Thermal Curr I1 100% (A) | 283 |
| No-Load Sec Voltage V20 (V) | 7.1 / 8.0 / 9.0 / 10.0 |
| Sec Thermal Curr I2 100% (kA) | 11.3 |
| Short-Circuit Voltage Vcc (%) | 5.5 |
| Cooling Water Flow | 1.59 gpm (6 l/min) |
| Secondary Terminal Stud (D) | M12 |
| Cable Gland (PG) | PG36 |
| Body Length L1 (max) | 22.52 in (572 mm) |
| Mounting Length L2 | 12.8 in (325 mm) |
| Housing Finish | Galvanized |
| Cooling | Water-Cooled |
| Standard | ISO 5826 |
