Vitronics Soltec myReflow Installation Manual page 16

1.6.2 P
RECAUTIONS
1.6.2.1
The standard machine is fitted with safety emergency switches. The emergency stop has a red
button (mushroom type) and a yellow shield.
The E-stop is a low voltage (24VDC) powered loop, that provides automatic shut-down of any
powered mechanism.
Indication that the E-stop is activated is given as an alarm message on the screen of the PC.
To restore normal working condition, release the E-stop button, and reset the E-stop in the PC
program.
1.6.2.2
The machine is foreseen with automatic circuit breakers and fuses in case of a short-circuit or
overload the circuit will be cut off.
Never use fuses or circuitbreakers in the machine which are not according the specifications from
the electrical circuit diagrams.
1.6.2.3
In case of an overcurrent in the motorcircuits, a relay protects the circuit and motors by switch-
ing off. Always be sure that the current setting is according to the electrical drawings and/or
adjustment procedures.
1.6.2.4
Motors are controlled by the frequency inverter controllers.
In case of an overcurrent the relevant motor is stopped by the controller. An alarm is generated
on the PC screen. After solving the problem the alarm can be resetted and the motor can be
started again via the PC.
For more information see Schematics & Parts.
1.6.2.5
The machine is foreseen with safety covers. This covers can be removed with a special key.
The main covers are provided with safety switches.
8
C 1
HAPTER
S
AFETY FEATURES
E S D
MERGENCY HUT OWN
C B
IRCUIT REAKERS
M C R
AXIMUM URRENT
F I
REQUENCY NVERTER
C
OVERS
ELAYS
C M
ONTROLLED OTORS