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Summary of Contents for R-Tech P51D
- Page 1 Tel: 01452 733933 Fax 01452 733939 R-TECH P51D PLASMA CUTTER OPERATION INSTRUCTIONS Version 2023-11...
- Page 3 CNC interface. We want you to take pride in operating our P51D, much pride as we have taken in making this product for you. Please read all information in this manual before operation PLEASE EXAMINE CARTON AND EQUIPMENT FOR DAMAGE IMMEDIATELY When this equipment is shipped, title passes to the purchaser upon receipt from the courier.
- Page 4 Euro type torch fittings for easy torch fitment/replacement Cutting Capability – Duty Cycle The R-Tech P51D is rated at 50 Amps at 60% duty cycle on a ten minute basis. If the duty cycle is exceeded a thermal protector will shut machine off until the machine cools.
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Page 5: Safety Precautions
Safety Precautions Read entire section before starting installation. Warning! Electric Shock can kill – Only qualified personnel should perform this installation. Turn off input power at the fuse box before working on this equipment. Do not touch electrically live parts. Always connect the machine to an earthed mains supply as per national recommended standards. -
Page 6: Electrical Installation
Electrical installation WARNING ELECTRIC SHOCK CAN KILL Electric Shock can kill – Only qualified personnel should perform this installation. Turn off input power at the fuse box before working on this equipment. Do not touch electrically live parts. Always connect the machine to an earthed mains supply as per national recommended standards. -
Page 7: Input Connections
Allow machine to sit for 5 minutes minimum to allow the power capacitors to discharge before working inside this equipment. Do not touch electrically live parts The P51D Plasma Cutter requires a 240V 50/60Hz supply. It requires a 32A supply. It comes with a 2.5 metre mains cable attached. -
Page 8: Technical Specifications
Technical specifications Input 240V AC 50/60Hz Input amperage 32A Gross weight 18 KG Dimensions 420L x 210W x 320H (mm) Insulation IP21S Air flow required 30 - 100 L/min Air pressure (IPT60 torch) 70 PSI Cutting - 60PSI Gouging Current range 20A - 50A No load voltage 300VDC... - Page 9 Euro torch connector The image below shows the torch supplied with P51D, when fitting torch ensure pins and lug are aligned and then push torch in fully then tighten retaining ring.
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Page 10: Rear Panel Connections
Rear panel connections. CNC Interface socket On/Off switch Air pressure adjusting knob. Air supply PCL standard fitting. Extra earth connection, Mains input cable used if you experience local interference (not normally used) Air pressure adjusting knob - Pull up knob to enable adjustment - once desired air pressure is achieved after pressing air check button so air flows through torch and 70 PSI for cutting or 60PSI for gouging is displayed in air pressure LED - now push knob down to lock. -
Page 11: Front Panel Operation
Front panel Operation 1 - Air pressure display Press Air Check button so air flows, now turn regulator pressure control knob until LED in middle is lit (1A) - Setting too low/high air pressure will affect starting of arc and cut performance. 2 - This adjusts the cutting amperage from 20 to 50 amps. - Page 12 Front panel Operation cont.. 8 - 2T LED - Normal trigger operation, press to start cut, release to stop. 9 - 4T LED - Trigger latching, press/release trigger to start cut, cut will continue until button is pressed and released again. 10.
- Page 13 9. Refit retaining nozzle by screwing on hand tight 10. Turn machine back on and continue cutting Standard cutting consumables (not gouging) Description Part No. Cutting tip 1.0mm P51D-IPT60-CT Electrode P51D-IPT60-EL Retaining nozzle P51D-IPT60-RN Gas distributor/diffuser P51D-IPT60-GD Double pointed spacer...
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Page 14: Cnc Interface
CNC interface The R-Tech P51D comes with CNC interface on rear of machine. When not in use, please keep protective cover fitted on socket. CNC Interface connections Pins Start cutting 1 & 2, close circuit to start Cutting voltage + positive (For THC controller) -
Page 15: Troubleshooting
Troubleshooting No output - Display is not lit Check machine on/off switch is in the ‘on’ position Check Input power to machine Check plug wiring Check mains trip / fuses No output - Fan runs - Display is lit Check torch connections are secure and torch switch operation, try replacing torch. No pilot arc when trigger pressed –...
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