Robuschi Robox Evolution RB-DV - 2.5 Forbidden Uses and Risks; 2.6 Residual Risks Overview

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2.5 Forbidden uses
Forbidden use
Risk
Measures
Operation in explosive atmosphere
Fire and explosion
Forbidden use
Suction of explosive gases
Suction o toxic and dangerous gases
Environment pollution
Risk of operators health
Operation with shut off valve locked
Overheating
Fire
Blower stall and ejection of parts
Operation with noise hood fan motor not
working
Overheating
Fire
Blower stall and ejection of parts
Suction of liquids Blower stall and ejection of parts
Install a liquid separator on the suction
nozzle of the blower
Operation with wrong direction of
rotation
Ejection of dangerous substances
Blower stall and ejection of parts
Inform the
qualified personnel
charged
with ROBOX DV
Operation with speed higher than the
maximum one
Blower stall and ejection of parts
Use suitable limits to the motor speed
when it is supplied with frequency
converter
Operation with speed lower than the
minimum one
Operation with pressure
P1
higher than the maximum one
Ejection of dangerous substances
Inform the qualified personnel charged
with ROBOX DV
Operation with pressure
P1
lower than the minimum one
Blower stall and ejection of parts
Operation with pressure
P2
-
P1
higher than the maximum one
Blower stall and ejection of parts
Operation with pressure ratio
P2/P1
higher than 2
Overheating
Fire
Blower stall and ejection of parts
Use a safety temperature switch on the
discharge gas set at 150°C
Operation with temperature
T1
higher than the maximum one
Operation with temperature
T1
lower than the minimum one
Blower stall and ejection of parts
Operation with temperature
T2
higher than the maximum one
Overheating
Fire
Blower stall and ejection of parts
Operation with temperature
T2
-
T1
higher than the maximum one
Blower stall and ejection of parts
2.6 Residual risks
Hazard
UNI EN 1012-1 Compressor
Residual risk
Noise enclosure closed
Noise enclosure open
Cutting, severing, drawing in,
trapping, entanglement, friction
and abrasion
None
Fluid ejection None
Ejection of parts None
Loss of stability None
Electric installation
None
Only for the principal motor supplied directly by
ROBUSCHI and for the fan motor
None
Only for the principal motor supplied directly by
ROBUSCHI
Electrostatic phenomena
External influences on electrical
equipment
Thermal safety None
The surface of the blower and of the discharge
silencer can be higher than 70 °C
Label C.7 on the surfaces
Advice in the manual
Noise None
The sound pressure level can be higher than 85
dB(A)
Wear the noise protection devices
Label C.2 on the inlet filter
Advice in the manual
Suction of liquids Forbidden use can cause the risk of suction of liquids
Gas Forbidden use can cause the risk of suction of dangerous gases
Fire and explosion
Overcoming the operation limits (par. 2.2) can cause the risk of fire and explosion
Operation with shut-off valve locked can produce the risk of fire
The not correct maintenance can cause the overheating and the risk of fire
Failure of energy supply None