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Sealey 150XL Instructions Manual page 4

Arc welders

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3. ASSEMBLY
Unpack the product and check contents. Should there be any damaged or missing parts contact your supplier immediately.
3.1.
Where necessary assembly wheels, handle, feet etc (fig 1a,b,c) and fit the lens inside face mask (fig 2).
Fig 1a
3.2.
Where necessary assemble the work clamp supplied with your model to the cable associated with the work collet symbol as indicated below.
3.3.
Where necessary assemble the electrode holder supplied with your model to the cable associated with the manual arc welding symbol.
(see fig.3). On models with terminal style connections assemble eyelets to cables as shown in fig.4.
4. CONTROLS & SYMBOLS
4.1.
Introduction. Your welder features either a single phase or a three phase transformer with a drooping characteristic suitable for welding with
an alternating current using stick electrodes with diameters from 1.5mm to the highest electrode diameter as described on the data table to
be found on the welder’s front panel or top cover. The welding current may be regulated by using the screw type stepless welding current
control. The value of the current (1
the equation: U
= (18+0,041
2
The following is to assist you identify your models control panel symbols.
THERMOSTATIC
PROTECTION
Lights up when the
machine overheats
and cuts out. The
machine can be used
again when cooled.
REGULATION
SCALE
GUIDE TO RATINGS
PLATE AND SYMBOLS
(For actual ratings of your model
refer to the front panel or top cover.)
Symbol for drooping
characteristic.â
Indicates manual
arc welding with a
covered electrode.â
Indicates an
alternating current
power supply and 1 to
3 phases as required
by the specification.â
indicating degree of protection.
Fig 4
) may be read on the amp graduated scale, this corresponds to the voltage of the arc (U
2
) V (EN 50060).
2
RAIN WARNING
SYMBOL
DO NOT use the
machine in the
rain or snow.
ELECTRO-FAN
Cools the
machine when
running.
Welding power source symbol
showing single phase transformer. ä
Rated no load ã
voltage (min & max)
Diameter of
electrode.â
Rated â
welding current.
Rated value of
supply voltage and
its frequency.â
International â
Standard relating
to moisture ingress
Fig 1b
ELECTRODE HOLDERS
SWITCH
various. The electrode holder
POSITION
is connected to
settings
the machine
via this
outlet,
British Standard applying
to arc welders ä
Frequency ã
Max & min rated ã
of alternating
value for weld current
current
Mains fuse
required
ã Rated maximum ã
Code letter for ã
supply currents
class of insulation.
Fig 1c
Fig 3
EARTH
CLAMP
FOR ANY FURTHER
CLARIFICATION OF
SYMBOLS REFER TO
BRITISH STANDARD
EN 50060
nc = no. of electrodes
weldable starting at room
temperature until the
thermostat intervenes.
nc1 = no. of electrodes
weldable in one hour when
welder starts at room
á temperature.
á nh = no. of electrodes
weldable between restart
and further thermal switch
interruption.
nh1 = no. of electrodes
weldable in one hour when
welder starts at thermal
steady state.
Arc Welders - (0051) - (3) - 070601
Fig 2
) according to
2
Manual arc welder
Work Collet

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