Razorweld RAZORCUT45 User manual

RAZORCUT 45
INSTRUCTION MANUAL :JRWCUT45di
AUGUST 2022
di

Page 2
Congratulations on choosing our equipment!
This operating manual contains important information on the use and maintenance of this
product, aswell as safe handling ofthe product. Please refer to the technical parameters of
the equipment inthe Technical section located in this manual, and read the manual carefully
before using the equipment for the first time. For your own safety and that of your working
environment, please pay particular attention to the safety instructions inthe manual and
operate the equipment according to the instructions.
Disclaimer
JASIC TECHNOLOGIES AMERICA INC states that this product ismanufactured according
to relevant domestic and international standards, and that this product conforms to EN60974-1
International Safety Standard. The relevant design scheme and manufacturing technology adopted in this
product are protected by patents.
1. While every effort has been made to ensure that the information contained in this manual is accurate
and complete, no liability will be accepted for any errors or omissions due to the operation not according to
this manual.
2. JASIC reserves the right to change the manual at any time without prior notice.
3. Though contents in this manual have been carefully checked, there might be inaccuracies. Please
contact us in case of inaccuracy.
4. Do not copy, record, reproduce or transmit the contents of this manual without prior permission from
JASIC.
Manufacturer: Shenzhen JASIC Technology Co. Ltd
Registered Trademark: JASIC
USA Operations: JASIC Technologies America Inc
25503 74th Ave, S Kent , W.A 98032
JASIC Technologies America Inc is a Registered Entity in the State of
Washington, USA

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Contents
1. Safety precautions............................................................................................................ 4
1.1. General safety ............................................................................................................... 4
1.2. Other precautions .......................................................................................................... 8
2. Description of symbols...................................................................................................... 9
3. Product overview .............................................................................................................10
4. Technical parameters.......................................................................................................11
5. Installation .......................................................................................................................12
5.1. External interface description .......................................................................................12
5.2. Power installation..........................................................................................................13
5.3. Connection of cutting torch, earth cable and gas pipe..................................................14
6. Control panel ...................................................................................................................15
6.1. Overview.......................................................................................................................15
6.2. Display of parameters and error codes.........................................................................15
6.3. Parameter adjustment knob..........................................................................................16
6.4. Selection of working mode............................................................................................16
6.5. Gas check function .......................................................................................................16
6.6. Electrical current settings for cutting.............................................................................17
6.7. Protective indicators .....................................................................................................17
6.8. Engineer mode .............................................................................................................17
6.9. Restoring factory settings .............................................................................................17
6.10. Barcode display ..........................................................................................................18
7. Cutting function operation................................................................................................18
7.1. Cutting operation ..........................................................................................................18
8.1. Power supply maintenance...........................................................................................20
8. Troubleshooting ...............................................................................................................21
9.1. Common malfunction analysis and solution..................................................................21
9.2. Alarm and solutions ......................................................................................................22
9. Packaging, transportation, storage and waste disposal...................................................22
10.1. Transportation requirements.......................................................................................22
10.2. Storage conditions......................................................................................................23
10.3. Waste disposal ...........................................................................................................23
Appendix 1: Wiring diagram of CUT45PFC .........................................................................24
Appendix 2: Exploded-view drawing of CUT45PFC ............................................................25
Appendix 3: List of common spare parts - CUT45PFC........................................................26
Appendix 4 How Plasma works............................................................................... ...........27
Appendix 5:List of Warranty Explanations..........................................................................31
Appendix 6:California Prop 65 Statement...........................................................................34
Appendix 4:List of common Torch spare parts - J45XC.....................................................30

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For your safety, please read this manual carefully before installing and
operating this JASIC equipment.
Pay extra attention to all content marked with " ".
All operations must be carried out by professional, suitably qualified
persons!
1. Safety precautions
1.1. General safety
SAFETY INSTRUCTION
These general safety norms cover both arc welding machines and plasma cutting
machines unless otherwise noted.
It is important that users of this equipment protect yourselves and others from harm or even
death.
The equipment must only be used for the purpose it was designed for. Using it in any other
way could result in damage or injury and in breach of the safety rules.
Only suitably trained and competent persons should use the equipment.
Pacemaker wearers should consult your doctor prior to using this equipment
PPE and workplace safety equipment must be compatible for the application of work
involved.
Always carry out a risk assessment before carrying out any welding or cutting activity
Only qualified personnel should operate this machine!
·Always use the appropriate personal protective equipment.
·Always pay attention to the safety of other persons around the working zone
·Do not carry out any maintenance with the power on the machine
Electric shock——May cause serious injury or even death!
·The equipment should be installed by a qualified person and in accordance with
current standards in operation. It is the user's responsibility to ensure that the
equipment is connected to a suitable power supply. Consult with your utility
supplier if required. Do not use the equipment with the covers removed.
·Do not touch live electrical parts or parts, which are electrically charged.
·Turn off all equipment when not in use.

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Fumes and gases——May be hazardous to your health.
Locate the equipment in a well-ventilated position and keep your head out of the
fume.
Do not breathe the fume.
Ensure the working zone is well ventilated and provision should be made for
suitable local fume extraction system to be in place.
If ventilation is poor, wear an approved air fed welding helmet or respirator.
Read and understand the Material Safety Data Sheets (MSDS’s) and the
manufacturer’s instructions for metals, consumable, coatings, cleaners and
de-greasers.
Do not work in locations near any de-greasing, cleaning or spraying operations.
Be aware that heat and rays of the arc can react with vapours to form highly toxic
and irritating gases.
Arc rays——May injure the eyes and burn the skin.
The arc rays from all processes produce intense, visible and invisible (ultraviolet
and infrared) rays that can burn eyes and skin.
·Wear an approved welding helmet fitted with an appropriate shade of filter lens
to protect your face and eyes when working or watching.
·Wear approved safety glasses with side shields under your helmet.
·Never use broken or faulty welding helmets.
·Always ensure there are adequate protective screens or barriers to protect
others from flash, glare and sparks from the working area.
·Ensure that there are adequate warnings that welding or cutting is taking place.
·Wear suitable protective flame resistant clothing, gloves and footwear.
Precautions against fire and explosion
Avoid causing fires due to sparks and hot waste or molten metal.
Ensure that appropriate fire safety devices are available near the welding and
cutting area.
Remove all flammable and combustible materials from the welding, cutting and
surrounding areas.
Do not weld or cut fuel and lubricant containers, even if empty. These must be
carefully cleaned before they can be welded or cut.
Always allow the welded or cut material to cool before touching it or placing it in
contact with combustible or flammable material.
Do not work in atmospheres with high concentrations of combustible fumes,
flammable gases and dust.
Always check the work area half an hour after cutting to make sure that no fires
have begun.
Take care to avoid accidental contact of electrode to metal objects. This could
cause arcs, explosion, overheating or fire.

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Risks due to hot material ·
The process will create hot metal, sparks and drips of molten metal, so it's very
important to ensure the operator is equipped with full PPE and to always ensure
there are adequate protective screens or barriers to protect others from flash,
glare and sparks from the working area. Hot surfaces will create fires and will
burn any exposed skin.
Always protect your eyes and body. Use the correct welding screen and filter
lens and wear full PPE protective clothing.
Do not touch any hot surfaces or parts bare handed.
Always allow hot surfaces and parts to cool down first before touching or moving.
If you are required to move hot parts, ensure you use proper tools and insulated
welding gloves (PPE) to prevent burns to your hands and arms.
Noise——Excessive noise may be harmful to hearing
·Protect your ears by ear shields or other hearing protectors.
·Give warning to nearby personnel that noise may be potentially
hazardous to hearing.
Risks due to magnetic fields
The magnetic fields created by high currents may affect the operation of
pacemakers or electronically controlled medical equipment.
Wearers of vital electronic equipment should consult their physician before
beginning any arc welding, cutting, gouging or spot welding operations.
Do not go near welding equipment with any sensitive electronic equipment as
the magnetic fields may cause damage.
Keep the torch cable and work return cable as close to each other as possible
throughout their length, this can help minimize your exposure to harmful
magnetic fields.
Do not wrap the cables around the body.
Protection from moving parts
When the machine is in operation keep away from moving parts such as motors
and fans.
Moving parts, such as the fan, may cut fingers and hands and snag garments.
Protections and coverings may be removed for maintenance and controls only
by qualified personnel after first disconnecting the power supply cable.
Replace the coverings and protections and close all doors when the intervention
is finished and before starting the equipment.
Take care to avoid getting fingers trapped when loading and feeding wire during
set up and operation.
When feeding wire be careful to avoid pointing it at other people or towards your
body.
Always ensure machine covers and protective devices are in operation.

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Troubleshooting
Before the machines are dispatched from the factory, they have already been
checked thoroughly. The machine should not be tampered with or altered.
Maintenance must be carried out carefully. If any wire becomes loose or is
misplaced, it maybe potentially dangerous to user!
Only professional maintenance personnel should repair the machine!
Ensure the power is disconnected before working on the machine. Always wait 5
minutes after power switch off before removing the panels.
If you still do not fully understand or cannot solve the problem after reading the
instructions in this manual, you should contact the supplier or JASIC's service
center immediately for professional help.

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1.2. Other precautions
Warning! Location
The machine should be located in a suitable position and environment. Care
should be taken to avoid moisture, dust, steam, oil or corrosive gases. Place
on a secure level surface and ensure that there is adequate clearance around
the machine to ensure natural airflow.
Warning! The handle or strap on the machine is only suitable for manual
lifting of the machine. If mechanical equipment such as crane is used to lift
the machine, please ensure the machine is secured with suitable lifting
equipment.
Warning!
Input connection
Before connecting the machine, you should ensure that the correct supply is
available. Details of the machine requirements can be found on the data plate
of the machine or in the technical parameters shown in the manual. The
equipment should be connected by a suitably qualified competent person.
Always ensure the equipment has a proper grounding.
Never connect the machine to the mains supply with the panels removed.
1) When the operator'smovement islimited by the surroundings (for example, the operator
can only bend his knees, barefoot, or lie down during operation), the operator shall practice
proper insulation and avoid direct contact with conductive parts on the equipment.
2) Do not use the machine in closed containers in narrow spaces where conductive
components cannot be removed.
3) Do not usethe machine in humid environments where the operator isprone to the risk of
electric shock.
4) Do not use the machine in sunlight or rain, and no water or rainwater shall seep into the
machine.
5) Do not perform gas shielded welding in an environment with strong air flow.
6) Avoid welding or cutting in dusty area or environment with corrosive chemical gas.
7) The ambient temperature must be between-10°C and 40°C (14F - 104F) during operation
and between-25°C and 50°Cduring storage.(-13 - 122F)
8) Welding or cutting shall be carried out ina relatively dryenvironment, and the air
humidity shall not exceed 90%.
9) The inclination of the machine shall not exceed 10°.
10) Ensure that the input power supply voltage does not exceed 15% of the rated voltage
of the machine.
11) Beware of falling when welding or cutting at heights.

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2. Description of symbols
Warning! Read the explanation
Electric shock risk warning
WEEE tag
Current unit "A"
Overheat protection indication
Overcurrent protection indication
2T continuous cutting
4T continuous cutting
Mesh cutting
Cutting mode switching
Gas detection indicator
Gas check button

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3. Product overview






Three cutting modes: 2T continuous cutting, 4T continuous cutting, and mesh cutting.
Stepless adjustment of cutting current for more precise adjustment.
Intelligent fan temperature control: improves the service life of the fan and reduces
accumulation of dust inside the machine.
Parameters are automatically saved before shutdown, and the settings are restored after
starting again.
Reset to factory parameter settings function.
Optional CNC interface, convenient for use with CNC machine tools.
This isa digital inverter plasma cutter with excellent performance and advanced technology.
It cangenerate a stable DC arcused to cut carbon steel, low alloy steel, stainless steel and
other materials. The length of the cutting torch and post-flow time can be adjusted separately.
It isdurable and has a wide range of applications.
The unique electrical structure and airductdesign accelerate the dissipation of heat
generated by the power component, thereby improving the duty cycle. Due to its unique air
duct heat dissipation efficiency, itcanprevent dust sucked in by the fan from damaging the
power component and control circuit, thereby greatly improving the reliability of the machine.
Its main functions areas follows:

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4. Technical parameters
Item
Unit
Parameters
Model / CUT45PFC SC CUT40HF CUT40NHF
Input voltage
VAC
AC115/230V±15%
AC230V±15%
AC230V±15%
Input frequency
Hz
50/60
50/60
50/60
Rated input
current A AC115V：37
AC230V：27 26 26
Rated input
power kVA AC115V：4.3
AC230V：6.2 6 6
Output current
range A AC115V：20-30
AC230V：20-45 20-40 20-40
No-load voltage
V
300
280
280
Rated operating
voltage V AC115V：92
AC230V：98 96 96
Arc start mode
NHF
HF
NHF
Duty cycle
%
25
25
25
Power factor
0.99
0.6
0.6
Insulation class
H
H
H
Protection class
IP23S
IP23S IP23S
Dimensions
L*W*H
Inch 547.5×187×558546×165.8×341.1 546×165.8×341.1
Net weight
lbs
26.5
9.6
9.2
Overall total
weight
lbs 33.6 14.1 13.7
Good cutting
(Carbon Steel)
Inch AC115V：5
AC230V
：
14
10 10
Severance
(Carbon Steel)
Inch AC115V：12
AC230V：25
20 20
Power supply
efficiency (at
maximum input
current)
% 86 88 88
Idle state power
W
11.7
10.8
10.8
Characteristics
CC
CC
CC
Pollution level
Grade 3
Grade 3
Grade 3
CUT45PFC
AC95~265V
50/60
AC115V：31
AC230V：23
AC115V：3.6
AC230V：5.3
AC115V：20-30
AC230V：20-45
300
AC115V：92
AC230V：98
NHF
25
0.99
H
IP23S
21.5"×6.55"×13.5"
22
32
86
11.7
CC
Grade 3
AC115V：1/4"
AC230V：1/2"
AC115V：3/8"
AC230V：1"
US MODEL

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5. Installation
Warning! All connections shall be made with the power supply is turned off.
Warning! Electric shock may cause death; after power failure, there is still a
high voltage on the equipment, do not touch the live parts on the equipment.
Warning! Incorrect input voltage may damage the equipment.
Warning! This product meets the requirements of Class A equipment in EMC
requirements and is not to be connected to a residential low-voltage power
supply grid.
5.1. External interface description
（ Front panel view ） （ Rear panel view ）
a. Power switch
b. Input power line
c. Quick socket (positive output)
d. Central plasma socket
e. CNC aviation socket (optional) (applicable for CUT45PFC/CUT40HF/CUT40NHF)
Power supply aviation socket for external air compressor (standard) (applicable for
CUT45PFC SC)

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5.2. Power installation
Warning! The electrical connection of equipment shall be carried out by
suitably qualified personnel.
Warning! All connections shall be made after the power supply is off.
Warning! Incorrect voltage may damage the equipment.
1) Ensure the input voltage value is within the specified input voltage range.
2) Ensure that the power switch of the welder is turned off.
3) Connect the input power cord to the input terminal or plug the power cord into the
corresponding socket (if any) and ensure a good contact.
4) Ground the power supply well. (As shown in the diagram, the European plug has a
grounding terminal, so no additional grounding is required.)
(Wiring diagram)
NOTE!
If the input cable needs to be extended, please use a cable with larger cross-sectional
area to reduce the voltage drop, 3x1"2(3 X 1" square) or more isrecommended.

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5.3. Connection of cutting torch, earth cable and air line
1) Ensure that the power switch of the cutting machine is turned off.
2) Insert the cable plug with earth clamp into the corresponding positive quick socket on the
front panel of the machine and tighten it clockwise.
3) Insert the central plasma plug of the cutting torch into the negative central plasma socket
on the front panel, and tighten it clockwise.
4) Connect the input end of the air regulator on the rear panel to the output port of the
compressed air source, and fix itfirmly with the clamp. (See diagrams below)
(Wiring diagram)
NOTE! If you want to use long secondary cables (Plasma torch cable and earth cable),
you must ensure that the cross-sectional area of the cable is increased appropriately
in order to reduce the voltage drop due to the cable length.
Compressed air
POWER EXTENSION LEADS ARE
NOT RECOMMENDED WHEN USING INVERTER
WELDING OR CUTTING MACHINES
1/ Insert Return lead into
the "+" socket
2/ Insert the Torch
Central connector into
the connection ensuring
your pins are lined up
3/Connect your Air hose
and ensure it is locked
on
4/ Turn on your Machine
using the power Switch
at the back of the
machine

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6. Control panel
6.1. Overview
a. Parameter and error code display
b. Protection indicator
c. Cutting mode selector
d. Parameter adjustment knob
e. Gas check buttons and indicators
6.2. Display of parameters and error codes
1) Electric current configuration
2) When the factory settings are restored the countdown is displayed.
3) In user mode, the parameter settings are displayed during back-end
adjustment.
4) In abnormal state, an error code will be displayed.

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6.3. Parameter adjustment knob
1) Rotate the adjusting knob to adjust the parameters.
2) Rotating the adjusting knob clockwise increases the parameter value, and rotating the
adjusting knob counterclockwise decreases the parameter value.
3) When the adjusting knob is rotated the adjusted parameters are displayed in the
parameter display area.
6.4. Selection of working mode
1) Press the cutting mode selection button while not cutting to switch between the
three cutting modes as needed: 2T, 4T and mesh cutting.
2) If the indicator is on, it indicates that the machine is currently in 2T cutting mode.
3) If the indicator is on, it indicates that the machine is currently in 4T cutting mode.
4) If the indicator is on, it indicates that the machine is currently in mesh cutting mode.
6.5. Gas check function
1) Press the gas check button while not in cutting state.
2) When the indicator is lit, the machine is in gas check mode.
3) Press the gas check button again or wait 20s. After the indicator light goes out, the
machine has exited gas check mode.

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6.6. Electrical current settings for cutting
In cutting mode, the display window displays the current cutting current, which can be set by
turning the adjustment knob.
6.7. Protective indicators
The overheat indicator light indicates that the machine has entered overheat protection
and has stopped output.
The over-current indicator light indicates that the machine has entered over-current
protection and has stopped output.
6.8. Engineer mode
1) Press and hold the parameter adjustment knob for 5s while not in cutting mode to
enter engineer mode.
2) After pressing for 1 second, the display window will count down from 3, then the machine
will enter engineer mode. Release the button during that time to exit the countdown without
entering engineer mode.
3) Engineer mode: F01: Standby time selection; 0, 5, 10, or 15, unit is min, 0 means that the
standby function is not enabled.
F02: Input over-voltage protection enabled; 0 means the function is off, 1
means the function is on.
F03: Post-flow time adjustment; 0-60s, precision is 1s.
F04: Torch length selection; 0, 5, 10, 15, or 20, unit is m, 0 means
self-adjusted.
4) After adjusting the parameters, press the cutting mode selection button to save and
exit.
6.9. Restoring factory settings
1) Press and hold the cutting mode selection button for 5s while not cutting to restore
factory mode.
2) After 1s, the display window will count down from 3. After completion, factory settings are
restored. Release the button halfway to exit the countdown without restoring factory settings.
3) Factory settings: Cutting mode: 2T continuous cutting; cutting current: rated maximum;
post-flow time: 15s.

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6.10. Serial Number display
1) Press and hold the cutting mode selection button and parameter adjustment knob
for 5s atthe same time while not cutting to enter display mode.
2) The serial Number of the machine is displayed in the display window.Press any key
to exit.
7. Cutting function operation
Warning! Before turning on the power supply make sure that the equipment is
disconnected to the output. Otherwise, an unexpected arc may be started
when the power is turned on. This can cause damage to the work piece and to
personnel.
Warning! Be sure to wear appropriate protective equipment during welding or
cutting operation. Arcs, spatter, smoke, and high temperatures produced in
the process may cause injury to personnel.
Warning! After the power supply is turned off, the output voltage of the
machine may continue for a period and then drop slowly. Please do not touch
the conductive part of the output before the panel is extinguished.
7.1. Cutting operation
7.1.1 Turn on the power switch.
The power switch is located at the rear panel of the machine; set it in the "ON" position; then
the panel indicator will light up, the fan will start to rotate, and the machine will start to work
normally.
NOTE! Some models are equipped with the smart fan function. When the power supply
is turned on for a period before welding or cutting, the fan will automatically stop
running. It will run automatically when welding or cutting begins.

7.1.2 Select the most appropriate cutting mode as needed: 2Tor 4T continuous cutting, or
mesh cutting.
7.1.3 Select the appropriate cutting current level according to the thickness ofthe sheet. The
rotary encoder will adjust the electric current parameters.
Quick reference table for CUT45PFC cutting process (Ft/min) approximate only!
NOTE! The operator should set the functions that meet the cutting requirements. If the
selections are incorrect, this may lead toproblems such as an unstable arc,
incomplete cutting, more dross, rough cutting surface and heavy consumables
consumption and etc.
7.1.4 Start Cutting
2T continuous cutting: When the main arcisextinguished due to lack of base material, the
cutting machine automatically cuts off the output. You must release the torch trigger and
press itagain to re-establish the pilot arc and keep cutting.
4T continuous cutting: When the main arcisextinguished due to lack of base material, the
cutting machine automatically transfers to pilot arc output, and the pilot arc can be
re-established and cutting continued without releasing the torch trigger.
Mesh cutting: When the main arc isextinguished due tomissing workpieces, the cutting
machine automatically establishes a pilot arc and maintains itfor a certain period of time.
When the pilot arc contacts the workpiece and ignites the main arc, cutting cancontinue. In
mesh cutting mode, the machine automatically locks 2T/4T mode to 2T mode.
7.1.5 Turn off the power supply after cutting
The power switch is located on the rear panel of the machine and set itto the "off" position.
After a time delay,the panel indicator is off and the machine stops working.
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CUTTING CAPACITY FEET/MINUTE

Page 20
Maintenance
Warning!
The following operation requires sufficient professional knowledge on
electric aspects and comprehensive safety knowledge. Make sure the input
cable of the machine is disconnected from the electricity supply and wait for 5
minutes before removing the machine covers.
Please note: The following should only be carried out by an authorised
electrical technician.
8.1. Power supply maintenance
In order to guarantee that the machine works efficiently and in safety, it must be maintained
regularly. Operators should understand the maintenance methods and means of the machine
operation. This guide should enable customers to carry out simple examination and
safeguarding by oneself, try to reduce the fault rate and repair times of the machine, so as to
lengthen service life of the machines.
Period
Maintenance item
Daily examination
Check the condition of the machine, mains cables, welding or cutting
cables and connections.
Check for any warnings LEDs and machine operation.
Monthly
examination
Disconnect from the mains supply and wait for at least 5 minutes before
removing the cover. Check internal connections and tighten if required.
Clean the inside of the machine with a soft brush and vacuum cleaner.
Take care not to remove any cables or cause damage to components.
Ensure that ventilation grills are clear. Carefully replace the covers and
test the unit.
This work should be carried out by a suitably qualified competent
person.
Yearly examination
Carry out an annual service to include a safety check in accordance
with the manufacturers standard (EN 60974-1).
This work should be carried out by a suitably qualified competent
person.