Telwin SUPERPLASMA 83 HF Инструкция по эксплуатации онлайн [4/120] 413808

Telwin SUPERPLASMA 120/3 HF Инструкция по эксплуатации онлайн [4/120] 283836
Fig. A
- Accidental operations: the cycle will only be allowed to start if the
button is pressed for at least a preset minimum interval of time.
1- EUROPEAN standard of reference, for safety and construction of arc
- Electrical safety: button operation is disabled if the insulating
welding and plasma cutting machines.
nozzle-holder is NOT fitted to the head of the torch, or if it is not fitted
2- Symbol referring to the internal structure of the machine.
correctly.
3- Symbol referring to plasma cutting procedure.
9 - Return cable
4- S symbol: indicates that cutting operations may be carried out in
10 - Power supply cable
environments with heightened risk of electric shock (e.g. close to
large metal masses).
Versions with HF (high frequency) strike (I max ³70A)
5- Symbol indicating the main power supply:
2
1~: single phase alternating voltage
POWER SOURCE (FIG.C)
3~: 3-phase alternating voltage
1 - Torch with direct or control panel connection
6- Casing protection rating.
- The torch button is the only control device that can be used to start
7- Technical specifications for main power supply:
and stop cutting operations.
-U :Alternating voltage and frequency of power supply to the
- When the button is released the cycle will cease instantaneously,
1
whatever stage it is at, and only the cooling air (post-air) will be kept
machine (allowed limits ±10%):
on.
- I :Maximum current absorbed by the line.
1 max
- Accidental operations: the cycle will only be allowed to start if the
- I : Effective current supplied
1eff
button is pressed for a preset minimum interval of time.
8- Performance of cutting circuit:
- Electrical safety: button operation is disabled if the insulating
- U : maximum no-load voltage (open cutting circuit).
0
nozzle-holder is NOT fitted to the head of the torch, or if it is not fitted
-I /U :Current and corresponding normalized voltage that the
2 2
correctly.
machine is able to supply during cutting.
2 - Return cable
- X :Duty cycle: indicates the time for which the machine is
3 - Control panel
able to supply the corresponding current (same column). It
4 - Power supply cable
is expressed in %, based on a 10 min. cycle (e.g. 60% = 6
5 - Compressed air pressure reduction valve
minutes work, 4 minutes pause; and so on).
If the usage factors (on the plate, referring to a 40°C
CONTROL PANEL (FIG. D-1)
environment) are exceeded the thermal cutout will trigger
1 - Switch
(the machine will remain in standby until its temperature
- In the I (ON) position the machine is ready for operation, the
returns within the allowed limits).
indicator light is on.
-A/V-A/V: indicates the range over which the cutting current may be
- The control and service circuits are powered, but the torch is not
adjusted (minimum - maximum) at the corresponding arc
(STANDBY).
voltage.
- In the O (OFF) position all operation is disabled; the control devices
9- Machine serial number (indispensable identification when asking for
are disabled, the indicator light is off.
technical assistance, ordering spare parts or discovering the origin of
2 - Adjusting the cutting current
the product).
- Used for setting the intensity of the cutting current supplied by the
10- : Size of delayed action fuses to be provided to protect the
machine, to be set according to the type of application (thickness of
power line.
material/cutting rate).
11- Symbols referring to safety standards, the meaning of which is
3 - White indicator light: TORCH POWERED
explained in chapter 1 "General safety instructions for plasma arc
- When it is on it means the cutting circuit is activated: Pilot Arc or
cutting”.
Cutting Arc "ON".
- It is normally off (cutting circuit disabled) when the torch button is
Note: The data plate shown here is an example for explaining the
NOT being pressed (standby status).
meaning of the symbols and figures; the exact values of the technical
- It will be off, with the torch button pressed, under the following
specifications for your plasma cutting system must be read directly on the
conditions:
rating plate of the machine itself.
- During the PRE-AIR (1s) and POST-AIR (>30s) stages.
- If the pilot arc is not transferred to the piece within a maximum of 2
OTHER TECHNICAL INFORMATION:
seconds.
- POWER SOURCE: see table 1 (TAB.1)
- If the cutting arc is interrupted because the torch is too far from the
- TORCH: see table 2 (TAB.2)
piece, if the electrode is worn out or if the torch is deliberately taken
The weight of the machine is given in table 1 (TAB. 1).
away from the piece.
- If one of the SAFETY systems has been triggered.
4. DESCRIPTION OF THE PLASMA CUTTING SYSTEM
4 - Yellow indicator light: THERMAL RELAY
Control devices, adjustment and connection
- When this is on it means the power source is overheated; during this
Versions with contact strike (I max £50A) (FIG. B)
2
phase machine operation is disabled.
1 - Voltage change and stop switch
- Reset is automatic (the light goes off) when the temperature falls
- In the 400V (230V) position the machine is ready for operation, the
below the allowed limit.
indicator light is on (3).The control and service circuits are powered,
5 - Yellow indicator light: AIR PRESSURE SAFEGUARD
but the torch is not (STANDBY).
- When this is on it means the air pressure is too low for the torch to
- In the O (OFF) position all operation is disabled; the control devices
work properly; during this phase machine operation is disabled.
are disabled, the indicator light is off.
- Reset is automatic (the light goes off) when the pressure reaches
2 - Adjusting the cutting current
the allowed limit.
- Used for setting the intensity of the cutting current supplied by the
6 - Red indicator light FAULTY TORCH
machine, to be set according to the type of application (thickness of
- When this is on it means there is a fault in the torch, usually shorting
material/cutting rate).
between electrode and nozzle; during this phase machine operation
3 - Indicator light
is disabled.
- When this is on it means the machine is ready for operation.
- Reset is not automatic. To restore operation (RESET) it is
4 - White indicator light: TORCH POWERED
NECESSARY to follow the procedure below:
- When it is on it means the cutting circuit is activated: Pilot Arc or
- Turn the switch to O.
Cutting Arc "ON".
- Remove the cause of the fault, see the section on "TORCH
- It is normally off (cutting circuit disabled) when the torch button is
MAINTENANCE".
NOT pressed (standby status).
- Turn the switch to "I" again.
- It will be off, with the torch button pressed, under the following
7 - Compressed air pressure regulator
conditions:
8 - Pressure gauge
- During the PRE-AIR (1s) and POST-AIR (>30s) stages.
- Use the knob (pull to release and then turn it) to adjust the pressure,
- If the pilot arc is not transferred to the piece within a maximum of 2
read the value (bar) on the pressure gauge and then press the knob
seconds.
to lock the setting when the desired value is reached.
- If the cutting arc is interrupted because the torch is too far from the
piece, if the electrode is worn out or if the torch is deliberately taken
CONTROL PANEL (FIG. D-2)
away from the piece.
1 - Main switch O - I
- If one of the SAFETY systems has been triggered.
- In the I (ON) position the machine is ready for operation; the green
5 - Yellow indicator light: THERMAL RELAY
LED, indicating the presence of power, is on (Fig. D-2 (2)). The
- When this is on it means the power source is overheated; during this
control and service circuits are powered, but the torch is not
phase machine operation is disabled.
(STANDBY).
- Reset is automatic (the light goes off) when the temperature falls
- In the O (OFF) position all operation is disabled; the control devices
below the allowed limit.
are disabled, the indicator lights are off.
6 - Compressed air pressure regulator
3 - Cutting current potentiometer
7 - Pressure gauge
- Used for setting the intensity of the cutting current supplied by the
- Use the knob (pull to release and then turn it) to adjust the pressure,
machine, to be set according to the type of application (thickness of
read the value (bar) on the pressure gauge and then press the knob
material/cutting rate). See the TECHNICAL SPECIFICATIONS for
to lock the setting when the desired value is reached.
the correct work-pause duty cycle to be adopted for the selected
8 - Torch with direct connection
current (period = 10 min.).
- The torch button is the only control device that can be used to start
- Tab. 3 shows the cutting rate according to the thickness of
and stop cutting operations.
aluminium, iron and steel at a current of 150A.
- When the button is released the cycle will cease instantaneously,
4 - Air button
whatever stage it is at, and only the cooling air (post-air) will be kept
- When this button is pressed, air output will continue from the torch
on.
- 4 -

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