Metabo Electra Beckum MIG/MAG 170/30 TL - Manual (Page 6)

Column a) need not be used if the duty cycle (duty factor) for the rated maximum welding
current is 60 % or 100 %.
Column b) need not be used if the duty cycle (duty factor) at the rated maximum welding current is 100 %.
c) Energy input
Box 14 Energy input symbol e.g.:
Input supply, number of phases (e.g. l or 3), symbol for
alternating current
and the rated frequency (e.g. 50 Hz or 60 Hz)
Engine
Motor
Belt drive
Box 22 IP.. Degree of protection, e.g. IP21 or IP23.
Box 23 Symbol for protection class II, if applicable.
3 Operation
Initiation
Connect cable assembly to central coupling (1). Be sure that collar nut is fully tightened. Plug earth cable into socket
(7) and lock in position.
Place gas sylinder onto rack at rear of machine and secure with chain. Attach gas hose to pressure regulator and
secure with hose clamp provided.
Open gas cylinder valve briefly to clear any foreign matter from it, than attach pressure regulator.
Set regulator to required gas flow rate (approx. 10 - 13 ltr./min. - 2.5 - 3 GPM).
Caution: Do not dismantle the pressure regulator for any reason. It may explode when assembled incorrectly!
1-Phase Machines
These machines come fitted with a Schuko 2-prong
plug with earth contact as standard. For the U. K. and
certain other markets machines are supplied without
a plug on the power cord. Connect to power mains
only by earthed plug and earthed receptacle matchine
your local standard. Mains furse 16 amp time-lag
required.
Wiring diagram for Elektra Beckum
3 phase MIG welding machines
earth lead yellow/green
L1
L3
L2
3-Phase Machines
Three-phase machines are supplied with a CEE 5-pin
plug on the power cord. If a plug matching your local
standard has to be installed, connect only as shown at
right. The yellow/green earth lead must be connected
to the terminal marked .