Output amperage sets the thickness a plasma cutter will sever cleanly, and clean is the word that matters. A machine pushed beyond its rating will still cut, but slowly and with dross that has to be dressed off afterwards. The range here runs 25A at the light end through 40A, 50A, 55A, 70A and 80A.
Air supply is the decision that catches people out. Plasma needs a steady flow of dry air at a stated pressure, and a machine starved of it cuts badly whatever its amperage. Some cutters here carry an integral compressor and need nothing but a socket. The rest need shop air, and the required pressure is stated per machine at 43 to 87psi on the lines that quote it. SIP hold WELDMATE PRO inverter bodies at 40A, 55A and 80A with the HG ladder above them.
Supply voltage runs 230V through most of the range with the larger SIP HG bodies at 400V. As with any three phase machine, the supply has to exist before the cutter is chosen. Duty cycle is quoted on seven of the eighteen lines and is read the same way as on a welder: how much of a ten minute period the machine will cut at rated output. A cutter running at 400V also draws less current for the same output, which matters on a shared supply.
High frequency starting strikes the arc without touching the tip to the work, which keeps the consumable alive longer and makes starting on a rusty surface easier. Draper hold high frequency machines at 40A and 60A. Tips and electrodes are the consumable and wear with use. Questions go over WhatsApp on 07754288583 with the material thickness. Clarke Plasma King and CrosArc inverter cutters cover the same span with different starting arrangements.
| Plug Fitted | Yes (13A Plug Fitted) |
|---|
| Model No | PP25E |
|---|---|
| Brand | Sealey |
| Nett Weight | 7.2kg |
| Power Output | 15-25A |
| Duty Cycle | 30% @ 25A , 60% @ 20A , 100% @ 15A |
| ITEM NO. | 05782 |
|---|---|
| Input Supply | 230v (13A) |
| Output Current | 15A - 25A |
| Duty Cycle | 25A @ 30% |
| Max. Cutting Capacity | 5.5mm |
| Model No | PP40E |
|---|---|
| Brand | Sealey |
| Nett Weight | 8.6kg |
| Power Output | 20-40A |
| Duty Cycle | 60% - 40A |
| Input Supply | 230v (16A) |
|---|---|
| Output Current | 15A - 40A |
|
Output Voltage: 86v - 96v: 325v DC Open Circuit Volts
|
|
| Duty Cycle @ 20°C | 40A @ 40% |
| Cutting Thickness | 10mm (quality) / 12mm (severance) |
| Amperage range | 20-60A |
|---|---|
| Power supply | 230V |
| Plug Fitted | NO (32A PLUG REQUIRED) |
| Max. cutting thickness | 15mm |
| PSI | 72.5psi |
| Input Supply | 230v (16A) |
|---|---|
| Output Current | 20A - 55A |
|
Output Voltage: 88v - 102v: 330v DC Open Circuit Volts
|
|
| Duty Cycle @ 20°C | 55A @ 30% |
| Cutting Thickness | 12mm (quality) / 15mm (severance) |
| Input Voltage | 1P-230 (+ - 15%) 50/60Hz |
|---|---|
| Input Current | 16 (A) |
| Cutting Capacity Clean Cut (mm) | 12 |
| Cutting Capacity Severance (mm) | 15 |
| Air Pressure (Bar) | 5.5 |
| Input Supply | 230v (13A) |
|---|---|
| Output Current | 15A - 25A |
|
Output Voltage: 86v - 90v: 325v DC Open Circuit Volts
|
|
| Duty Cycle @ 20°C | 25A @ 40% |
| Cutting Thickness | 6mm (quality) / 8mm (severance) |
| Volts | 230V |
|---|---|
| Power Supply | Requires Hard Wiring |
| Cutting Current Amps | 28 |
| Cutting depth | 10mm |
| Compressed air pressure (bar) | 5-10.3 |
| Input Voltage | 3P-400 (+ - 15%) 50/60Hz |
|---|---|
| Input Current | 20 (A) |
| Cutting Capacity Clean Cut (mm) | 20 |
| Cutting Capacity Severance (mm) | 25 |
| Air Pressure (Bar) | 5.5 |
| Input Supply | 400v (16A) |
|---|---|
| Output Current | 30A - 80A |
|
Output Voltage: 92v - 112v: 320v DC Open Circuit Volts
|
|
| Duty Cycle @ 20°C | 80A @ 100% |
| Cutting Thickness | 20mm (quality) / 30mm (severance) |
| Volts | 230V |
|---|---|
| Power Supply | Requires Hard Wiring |
| Cutting Current Amps | 25 |
| Cutting depth | 6mm |
| No load Voltage (DC) | 310V |
| Amperage range | 20-40A |
|---|---|
| Power supply | 230V |
| Plug Fitted | NO (32A PLUG REQUIRED) |
| PSI | 72.5psi |
| Duty cycle | 60% @40A / 100% @25A |
| ITEM NO | 05789 |
|---|---|
| Input Supply | 400v (16A) |
| Output Current | 25A - 70A |
| Output Voltage | 90v - 108v |
| Max. Air Pressure | 43psi (3bar) - 87psi (6bar) |
| Model No | PP40PLUS |
|---|---|
| Brand | Sealey |
| Nett Weight | 18.5kg |
| Power Output | 15-40A |
| Duty Cycle | 20% @ 40A 30% @ 35A , 60% @ 25A |
| ITEM NO | 05787 |
|---|---|
| Input Supply | 230v (16A) |
| Output Current | 15A - 50A |
| Output Voltage | 86v - 100v |
| Max. Air Pressure | 43psi (3bar) - 87psi (6bar) |
| ITEM NO | 05783 |
|---|---|
| Input Supply | 230v (16A) |
| Output Current | 10A - 25A |
| Output Voltage | 84.8v - 90v |
| No-Load Voltage | 310v |
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